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Browse files- .gitattributes +35 -35
- GOOGLE_TRANSLATE_README.md +120 -0
- README.md +156 -11
- TRANSLATION_TESTING_INTEGRATION_SUMMARY.md +108 -0
- app.py +0 -0
- check_models.py +54 -58
- google_translate.py +288 -288
- hf_api.py +522 -522
- index.html +0 -0
- requirements.txt +11 -13
- test_translation.py +293 -0
- utils.py +22 -22
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GOOGLE_TRANSLATE_README.md
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# Google Translate Gemma Integration
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This document explains the Google Translate Gemma integration in the AI Assistant application.
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## Current Status
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⚠️ **Google Translate Gemma is currently not available due to dependency compatibility issues.**
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The application automatically falls back to using chat completion for translation, which provides good quality translations for most use cases.
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## Why Google Translate Gemma is Not Available
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The main issues are:
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1. **Transformers Version**: The current transformers version (5.1.0) has compatibility issues with the required `AutoProcessor` class
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2. **TorchVision Compatibility**: There are runtime errors with torchvision that prevent the model from loading
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3. **GPU Requirements**: Google Translate Gemma requires significant GPU memory (16GB+ recommended)
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## What Works Instead
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The application uses **chat completion with specialized prompts** for translation:
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```python
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system_prompt = f"You are a professional translator specializing in translating from {source_language} to {target_language}. Translate the given text accurately while preserving the original meaning and tone. Only provide the translation without any additional explanations."
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```
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This approach:
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- ✅ Works with all available models (Llama, Mistral, etc.)
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- ✅ Supports 25+ languages
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- ✅ Provides good quality translations
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- ✅ No special hardware requirements
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## How to Use Translation
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1. Run the application: `python app.py`
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2. Go to the **Translation** tab
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3. Select a model (any model works for translation)
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4. Choose source and target languages
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5. Enter text and click **Translate**
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## Testing
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### Test the Fallback Translation
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```bash
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python test_translation_fallback.py
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```
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### Test Google Translate Gemma (when available)
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```bash
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python test_google_translate.py
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```
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## Future Improvements
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To enable Google Translate Gemma:
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1. **Update Dependencies**:
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```bash
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pip install transformers>=4.36.0
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pip install torch torchvision --upgrade
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```
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2. **Ensure GPU Availability**:
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- CUDA-compatible GPU
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- 16GB+ VRAM recommended
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3. **Fix Compatibility Issues**:
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| 67 |
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- Wait for transformers/torchvision compatibility fixes
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- Or use a Docker container with compatible versions
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+
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## Supported Languages
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+
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The translation feature supports:
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- English
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- Spanish
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- French
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- German
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- Chinese (Simplified & Traditional)
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- Japanese
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- Korean
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- Italian
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- Portuguese
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- Russian
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- Arabic
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- Hindi
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- Dutch
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- Turkish
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| 87 |
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- Polish
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- Vietnamese
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- Thai
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- Indonesian
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- Greek
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| 92 |
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- Hebrew
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- Czech
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- Swedish
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- Danish
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- Norwegian
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- Finnish
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## Troubleshooting
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### Translation Not Working
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1. Check your HuggingFace token is set in Settings
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2. Ensure the selected model is available
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3. Try a different model if one fails
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### Google Translate Gemma Errors
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These are expected and can be ignored:
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| 108 |
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```
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Warning: Google Translate Gemma not available: Could not import module 'AutoProcessor'
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```
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The app will continue to work with chat completion translation.
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## Contributing
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If you'd like to help fix the Google Translate Gemma integration:
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1. Test with different transformers versions
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2. Try Docker containers with specific versions
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3. Investigate alternative approaches
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4. Submit pull requests with fixes
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README.md
CHANGED
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| 1 |
-
---
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title: Aidep
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emoji: 🐨
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-
colorFrom: yellow
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colorTo: pink
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sdk: gradio
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sdk_version: 6.5.1
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python_version: '3.
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app_file: app.py
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pinned: false
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---
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| 1 |
+
---
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| 2 |
+
title: Aidep
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| 3 |
+
emoji: 🐨
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| 4 |
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colorFrom: yellow
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colorTo: pink
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| 6 |
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sdk: gradio
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| 7 |
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sdk_version: 6.5.1
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| 8 |
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python_version: '3.12'
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| 9 |
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app_file: app.py
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| 10 |
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pinned: false
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| 11 |
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---
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| 12 |
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| 13 |
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# AI Assistant Application - Model Support Update
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| 14 |
+
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| 15 |
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## Overview
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| 16 |
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This update addresses the error: `Model meta-llama/Llama-3.2-3B-Instruct is not supported for task text-generation and provider hyperbolic. Supported task: conversational.`
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| 17 |
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| 18 |
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## Changes Made
|
| 19 |
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### 1. Updated Model Handling Logic
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| 21 |
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- Modified `app.py` to check model settings for task support information
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| 22 |
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- Updated `text_generation` function to automatically use `chat_completion` for conversational-only models
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- Added proper error handling for unsupported model tasks
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| 24 |
+
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| 25 |
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### 2. Enhanced Model Configuration
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| 26 |
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- Updated `settings/models.json` to include task support information for each model
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| 27 |
+
- Added `supportedTasks` and `recommendedMethod` fields to model configurations
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| 28 |
+
- Configured Llama-3.2-3B-Instruct models as conversational-only
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| 29 |
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- Configured Hermes models to support both conversational and text-generation tasks
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| 30 |
+
|
| 31 |
+
### 3. Improved API Client
|
| 32 |
+
- Enhanced `hf_api.py` with better error handling for task support
|
| 33 |
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- Added `get_model_task_support` method to check model capabilities
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| 34 |
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- Updated `text_generation` method to provide clearer error messages
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| 35 |
+
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| 36 |
+
### 4. Testing
|
| 37 |
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- Created `test_model_support.py` to verify model support functionality
|
| 38 |
+
- Added comprehensive test coverage for model task support
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| 39 |
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|
| 40 |
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## How It Works
|
| 41 |
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| 42 |
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### Model Task Detection
|
| 43 |
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The application now checks each model's configuration to determine the appropriate method to use:
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| 44 |
+
|
| 45 |
+
1. **Conversational-only models** (like Llama-3.2-3B-Instruct):
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| 46 |
+
- Automatically use `chat_completion` method
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| 47 |
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- Provide appropriate error messages if text-generation is attempted
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| 48 |
+
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| 49 |
+
2. **Multi-task models** (like Hermes):
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| 50 |
+
- Can use either `chat_completion` or `text_generation`
|
| 51 |
+
- Default to `chat_completion` for consistency
|
| 52 |
+
|
| 53 |
+
### Error Handling
|
| 54 |
+
When a model doesn't support a specific task:
|
| 55 |
+
- Clear error messages indicate which tasks are supported
|
| 56 |
+
- Recommendations for alternative methods are provided
|
| 57 |
+
- Graceful fallback to appropriate methods when possible
|
| 58 |
+
|
| 59 |
+
## Usage
|
| 60 |
+
|
| 61 |
+
### For End Users
|
| 62 |
+
- No changes needed to existing workflows
|
| 63 |
+
- Conversational models will automatically use the correct API method
|
| 64 |
+
- Text generation tab will work with both conversational and traditional text-generation models
|
| 65 |
+
|
| 66 |
+
### For Developers
|
| 67 |
+
- Add `supportedTasks` and `recommendedMethod` to new model configurations
|
| 68 |
+
- Use the `get_model_task_support` method to check model capabilities
|
| 69 |
+
- Follow the existing patterns for error handling
|
| 70 |
+
|
| 71 |
+
## Testing
|
| 72 |
+
Run `python test_model_support.py` to verify model support functionality.
|
| 73 |
+
|
| 74 |
+
## Future Improvements
|
| 75 |
+
- Add automatic model capability detection from HuggingFace API
|
| 76 |
+
- Implement dynamic task routing based on input content
|
| 77 |
+
- Add support for additional model providers and task types
|
| 78 |
+
|
| 79 |
+
## Model Validation and Fallback System
|
| 80 |
+
|
| 81 |
+
### Overview
|
| 82 |
+
The application now includes an automatic model validation and fallback system to handle cases where models are not supported by the available providers.
|
| 83 |
+
|
| 84 |
+
### Features
|
| 85 |
+
1. **Automatic Model Validation**: Checks if a model is supported before using it
|
| 86 |
+
2. **Fallback Model Suggestions**: Suggests alternative models when a model is not supported
|
| 87 |
+
3. **Automatic Fallback**: Automatically tries fallback models when a model fails
|
| 88 |
+
4. **Error Handling**: Provides clear error messages with model suggestions
|
| 89 |
+
|
| 90 |
+
### Supported Models
|
| 91 |
+
The application has been updated with a curated list of known working models:
|
| 92 |
+
- meta-llama/Llama-3.2-3B-Instruct
|
| 93 |
+
- microsoft/Phi-3-mini-4k-instruct
|
| 94 |
+
- google/gemma-2-2b-it
|
| 95 |
+
|
| 96 |
+
### How It Works
|
| 97 |
+
1. When a model is selected, the system validates it before use
|
| 98 |
+
2. If the model is not supported, it automatically tries fallback models
|
| 99 |
+
3. If all fallbacks fail, it provides a list of alternative models
|
| 100 |
+
4. The system handles authentication errors gracefully
|
| 101 |
+
|
| 102 |
+
### Usage
|
| 103 |
+
- The system works automatically in the background
|
| 104 |
+
- Users will see warnings when fallback models are used
|
| 105 |
+
- Error messages include suggestions for alternative models
|
| 106 |
+
- The models.json file is automatically updated with validated models
|
| 107 |
+
|
| 108 |
+
## Google Translate Gemma Module
|
| 109 |
+
|
| 110 |
+
### Overview
|
| 111 |
+
A new module `google_translate.py` has been added to provide translation capabilities using Google's TranslateGemma model. This module supports both text translation and image text extraction with translation.
|
| 112 |
+
|
| 113 |
+
### Features
|
| 114 |
+
1. **Text Translation**: Translate text between supported languages
|
| 115 |
+
2. **Image Translation**: Extract text from images and translate it
|
| 116 |
+
3. **Easy-to-use API**: Simple class-based interface for translation tasks
|
| 117 |
+
4. **Error Handling**: Comprehensive error handling and logging
|
| 118 |
+
|
| 119 |
+
### Installation
|
| 120 |
+
The module requires the following dependencies (already added to requirements.txt):
|
| 121 |
+
- transformers>=4.36.0
|
| 122 |
+
- torch>=2.0.0
|
| 123 |
+
- Pillow>=10.0.0
|
| 124 |
+
|
| 125 |
+
### Usage Example
|
| 126 |
+
|
| 127 |
+
```python
|
| 128 |
+
from google_translate import GoogleTranslateGemma
|
| 129 |
+
|
| 130 |
+
# Initialize the translator
|
| 131 |
+
translator = GoogleTranslateGemma()
|
| 132 |
+
|
| 133 |
+
# Text translation
|
| 134 |
+
translated = translator.translate_text(
|
| 135 |
+
text="Hello, how are you?",
|
| 136 |
+
source_lang="en",
|
| 137 |
+
target_lang="es"
|
| 138 |
+
)
|
| 139 |
+
print(f"Translated: {translated}")
|
| 140 |
+
|
| 141 |
+
# Image translation
|
| 142 |
+
translated = translator.translate_image(
|
| 143 |
+
image_url="https://example.com/image-with-text.jpg",
|
| 144 |
+
source_lang="en",
|
| 145 |
+
target_lang="fr"
|
| 146 |
+
)
|
| 147 |
+
print(f"Translated from image: {translated}")
|
| 148 |
+
```
|
| 149 |
+
|
| 150 |
+
### Testing
|
| 151 |
+
Run `python test_google_translate.py` to test the translation functionality.
|
| 152 |
+
|
| 153 |
+
### Requirements
|
| 154 |
+
- GPU with at least 16GB memory recommended
|
| 155 |
+
- Internet connection for model download and image translation
|
| 156 |
+
- Sufficient disk space for model cache
|
TRANSLATION_TESTING_INTEGRATION_SUMMARY.md
ADDED
|
@@ -0,0 +1,108 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
# Translation Testing Integration Summary
|
| 2 |
+
|
| 3 |
+
## Overview
|
| 4 |
+
Successfully integrated comprehensive translation testing functionality from `test_translation.py` into the main AI Assistant application (`app.py`) as a new "Translation Testing" tab.
|
| 5 |
+
|
| 6 |
+
## What Was Added
|
| 7 |
+
|
| 8 |
+
### 1. New Translation Testing Functions
|
| 9 |
+
- **`test_translategemma()`**: Tests Google Translate Gemma model directly with fallback to chat completion
|
| 10 |
+
- **`test_chat_completion_translation()`**: Tests translation using chat completion fallback with multiple models
|
| 11 |
+
- **`run_multiple_translation_tests()`**: Runs comprehensive test suite with multiple language pairs
|
| 12 |
+
|
| 13 |
+
### 2. New Translation Testing Tab
|
| 14 |
+
Added a new "🧪 Translation Testing" tab with the following features:
|
| 15 |
+
|
| 16 |
+
#### Test Options
|
| 17 |
+
- **Single Test Mode**: Test individual translations with custom text and language codes
|
| 18 |
+
- **Comprehensive Test Mode**: Run predefined test suite with multiple language pairs
|
| 19 |
+
- **Language Code Support**: Full support for ISO language codes (en, es, fr, de-DE, zh-CN, etc.)
|
| 20 |
+
|
| 21 |
+
#### Test Results Display
|
| 22 |
+
- **Detailed Output**: Shows test results, status, and translation method used
|
| 23 |
+
- **Summary Statistics**: Success rate, total tests, and pass/fail counts
|
| 24 |
+
- **Copy Functionality**: One-click copy of test results to clipboard
|
| 25 |
+
|
| 26 |
+
### 3. Test Scenarios
|
| 27 |
+
The comprehensive test suite includes:
|
| 28 |
+
- English to Spanish
|
| 29 |
+
- Czech to German
|
| 30 |
+
- French to English
|
| 31 |
+
- Chinese (Simplified) to English
|
| 32 |
+
- Spanish to Japanese
|
| 33 |
+
|
| 34 |
+
## Technical Implementation
|
| 35 |
+
|
| 36 |
+
### Integration Approach
|
| 37 |
+
- Merged all testing functions from `test_translation.py` into `app.py`
|
| 38 |
+
- Maintained original testing logic while adapting for Gradio interface
|
| 39 |
+
- Added proper error handling and user feedback
|
| 40 |
+
|
| 41 |
+
### Error Handling
|
| 42 |
+
- Graceful fallback when Google Translate Gemma is unavailable
|
| 43 |
+
- Clear error messages for missing tokens or model availability issues
|
| 44 |
+
- Comprehensive status reporting for each test
|
| 45 |
+
|
| 46 |
+
### User Interface
|
| 47 |
+
- Consistent dark theme design matching the rest of the application
|
| 48 |
+
- Intuitive layout with test options on the left, results on the right
|
| 49 |
+
- Real-time feedback during test execution
|
| 50 |
+
|
| 51 |
+
## Usage Instructions
|
| 52 |
+
|
| 53 |
+
### Single Test
|
| 54 |
+
1. Navigate to the "🧪 Translation Testing" tab
|
| 55 |
+
2. Enter text to test in the "Test Text" field
|
| 56 |
+
3. Select source and target language codes
|
| 57 |
+
4. Click "🧪 Run Single Test"
|
| 58 |
+
5. View results in the Test Results panel
|
| 59 |
+
|
| 60 |
+
### Comprehensive Test
|
| 61 |
+
1. Navigate to the "🧪 Translation Testing" tab
|
| 62 |
+
2. Click "📊 Run Comprehensive Tests"
|
| 63 |
+
3. View detailed results and summary statistics
|
| 64 |
+
|
| 65 |
+
## Benefits
|
| 66 |
+
|
| 67 |
+
### For Developers
|
| 68 |
+
- Easy validation of translation functionality
|
| 69 |
+
- Quick testing of different language pairs
|
| 70 |
+
- Comprehensive diagnostics for troubleshooting
|
| 71 |
+
|
| 72 |
+
### For Users
|
| 73 |
+
- Confidence in translation quality
|
| 74 |
+
- Transparency about which models are being used
|
| 75 |
+
- Clear feedback when issues occur
|
| 76 |
+
|
| 77 |
+
## Future Enhancements
|
| 78 |
+
|
| 79 |
+
### Potential Improvements
|
| 80 |
+
- Add custom test case creation
|
| 81 |
+
- Export test results to file
|
| 82 |
+
- Performance benchmarking
|
| 83 |
+
- Visual test result charts
|
| 84 |
+
- Automated regression testing
|
| 85 |
+
|
| 86 |
+
### Additional Test Scenarios
|
| 87 |
+
- More language pairs
|
| 88 |
+
- Domain-specific translations (medical, legal, technical)
|
| 89 |
+
- Long text translation testing
|
| 90 |
+
- Batch translation testing
|
| 91 |
+
|
| 92 |
+
## Technical Notes
|
| 93 |
+
|
| 94 |
+
### Dependencies
|
| 95 |
+
- Requires same dependencies as main translation functionality
|
| 96 |
+
- Uses existing HuggingFace API integration
|
| 97 |
+
- Leverages Google Translate Gemma when available
|
| 98 |
+
|
| 99 |
+
### Performance
|
| 100 |
+
- Tests run sequentially to avoid API rate limits
|
| 101 |
+
- Comprehensive tests may take 1-2 minutes to complete
|
| 102 |
+
- Results are cached during session
|
| 103 |
+
|
| 104 |
+
## Conclusion
|
| 105 |
+
|
| 106 |
+
The Translation Testing tab provides a robust solution for validating translation functionality within the AI Assistant application. It offers both quick single tests and comprehensive validation, making it valuable for both development and end-user confidence.
|
| 107 |
+
|
| 108 |
+
The integration maintains the application's design consistency while adding powerful testing capabilities that help ensure translation quality and reliability.
|
app.py
CHANGED
|
The diff for this file is too large to render.
See raw diff
|
|
|
check_models.py
CHANGED
|
@@ -1,59 +1,55 @@
|
|
| 1 |
-
|
| 2 |
-
import
|
| 3 |
-
import
|
| 4 |
-
from
|
| 5 |
-
|
| 6 |
-
|
| 7 |
-
|
| 8 |
-
|
| 9 |
-
|
| 10 |
-
|
| 11 |
-
|
| 12 |
-
|
| 13 |
-
|
| 14 |
-
|
| 15 |
-
|
| 16 |
-
|
| 17 |
-
|
| 18 |
-
|
| 19 |
-
|
| 20 |
-
|
| 21 |
-
|
| 22 |
-
|
| 23 |
-
|
| 24 |
-
|
| 25 |
-
|
| 26 |
-
|
| 27 |
-
|
| 28 |
-
|
| 29 |
-
|
| 30 |
-
|
| 31 |
-
|
| 32 |
-
|
| 33 |
-
|
| 34 |
-
print(f" {model}:
|
| 35 |
-
|
| 36 |
-
|
| 37 |
-
|
| 38 |
-
|
| 39 |
-
|
| 40 |
-
|
| 41 |
-
|
| 42 |
-
|
| 43 |
-
|
| 44 |
-
|
| 45 |
-
|
| 46 |
-
|
| 47 |
-
|
| 48 |
-
|
| 49 |
-
|
| 50 |
-
|
| 51 |
-
|
| 52 |
-
|
| 53 |
-
|
| 54 |
-
|
| 55 |
-
max_tokens=100
|
| 56 |
-
)
|
| 57 |
-
print(f" ✅ Chat translation works: {response['choices'][0]['message']['content'][:50]}...")
|
| 58 |
-
except Exception as e:
|
| 59 |
print(f" ❌ Chat translation failed: {str(e)[:50]}...")
|
|
|
|
| 1 |
+
import os
|
| 2 |
+
from hf_api import HuggingFaceAPI
|
| 3 |
+
from typing import Optional, List, Dict, Any
|
| 4 |
+
from huggingface_hub import InferenceClient, HfApi
|
| 5 |
+
from utils import load_settings
|
| 6 |
+
|
| 7 |
+
# Settings paths
|
| 8 |
+
SETTINGS_DIR = os.path.join(os.path.dirname(__file__), 'settings')
|
| 9 |
+
APP_SETTINGS_FILE = os.path.join(SETTINGS_DIR, 'app.json')
|
| 10 |
+
|
| 11 |
+
# Get HF token from settings
|
| 12 |
+
HF_TOKEN = load_settings(APP_SETTINGS_FILE).get('hf_token')
|
| 13 |
+
api = HuggingFaceAPI(HF_TOKEN)
|
| 14 |
+
|
| 15 |
+
print("Checking available models...")
|
| 16 |
+
print("\n1. Testing text generation models:")
|
| 17 |
+
models = ["meta-llama/Llama-3.2-3B-Instruct", "microsoft/Phi-3-mini-4k-instruct"]
|
| 18 |
+
for model in models:
|
| 19 |
+
try:
|
| 20 |
+
result = api.validate_model(model)
|
| 21 |
+
print(f" {model}: {'✅ Available' if result['valid'] else '❌ Not available'}")
|
| 22 |
+
except Exception as e:
|
| 23 |
+
print(f" {model}: ❌ Error - {str(e)[:50]}...")
|
| 24 |
+
|
| 25 |
+
print("\n2. Testing translation models:")
|
| 26 |
+
models = ["Helsinki-NLP/opus-mt-en-de", "Helsinki-NLP/opus-mt-en-fr"]
|
| 27 |
+
for model in models:
|
| 28 |
+
try:
|
| 29 |
+
result = api.validate_model(model)
|
| 30 |
+
print(f" {model}: {'✅ Available' if result['valid'] else '❌ Not available'}")
|
| 31 |
+
if not result['valid'] and 'fallback_models' in result:
|
| 32 |
+
print(f" Fallbacks: {[m['id'] for m in result['fallback_models'][:2]]}")
|
| 33 |
+
except Exception as e:
|
| 34 |
+
print(f" {model}: ❌ Error - {str(e)[:50]}...")
|
| 35 |
+
|
| 36 |
+
print("\n3. Testing Google models:")
|
| 37 |
+
models = ["google/madlad400-3b-mt", "google/translategemma-12b-it"]
|
| 38 |
+
for model in models:
|
| 39 |
+
try:
|
| 40 |
+
result = api.validate_model(model)
|
| 41 |
+
print(f" {model}: {'✅ Available' if result['valid'] else '❌ Not available'}")
|
| 42 |
+
except Exception as e:
|
| 43 |
+
print(f" {model}: ❌ Error - {str(e)[:50]}...")
|
| 44 |
+
|
| 45 |
+
print("\n4. Testing chat completion with Llama:")
|
| 46 |
+
try:
|
| 47 |
+
messages = [{"role": "user", "content": "Translate 'Hello world' to French"}]
|
| 48 |
+
response = api.chat_completion(
|
| 49 |
+
model="meta-llama/Llama-3.2-3B-Instruct",
|
| 50 |
+
messages=messages,
|
| 51 |
+
max_tokens=100
|
| 52 |
+
)
|
| 53 |
+
print(f" ✅ Chat translation works: {response['choices'][0]['message']['content'][:50]}...")
|
| 54 |
+
except Exception as e:
|
|
|
|
|
|
|
|
|
|
|
|
|
| 55 |
print(f" ❌ Chat translation failed: {str(e)[:50]}...")
|
google_translate.py
CHANGED
|
@@ -1,289 +1,289 @@
|
|
| 1 |
-
|
| 2 |
-
# Defer torch import to avoid CUDA initialization issues
|
| 3 |
-
# torch will be imported when needed in the _load_model method
|
| 4 |
-
from typing import List, Dict, Union, Optional
|
| 5 |
-
import logging
|
| 6 |
-
from PIL import Image
|
| 7 |
-
import requests
|
| 8 |
-
import os
|
| 9 |
-
import tempfile
|
| 10 |
-
|
| 11 |
-
# Configure logging
|
| 12 |
-
logging.basicConfig(level=logging.INFO)
|
| 13 |
-
logger = logging.getLogger(__name__)
|
| 14 |
-
|
| 15 |
-
|
| 16 |
-
class GoogleTranslateGemma:
|
| 17 |
-
"""
|
| 18 |
-
Google Translate Gemma model wrapper for text and image translation.
|
| 19 |
-
|
| 20 |
-
This class provides an interface to the Google TranslateGemma model for:
|
| 21 |
-
- Text translation between languages
|
| 22 |
-
- Text extraction and translation from images
|
| 23 |
-
"""
|
| 24 |
-
|
| 25 |
-
def __init__(self, model_id: str = "google/translategemma-12b-it"):
|
| 26 |
-
"""
|
| 27 |
-
Initialize the Google Translate Gemma model.
|
| 28 |
-
|
| 29 |
-
Args:
|
| 30 |
-
model_id (str): The model identifier from Hugging Face
|
| 31 |
-
"""
|
| 32 |
-
self.model_id = model_id
|
| 33 |
-
self.model = None
|
| 34 |
-
self.processor = None
|
| 35 |
-
self.device = None # Will be set when torch is imported
|
| 36 |
-
self._load_model()
|
| 37 |
-
|
| 38 |
-
def _load_model(self):
|
| 39 |
-
"""Load the model using direct approach."""
|
| 40 |
-
try:
|
| 41 |
-
# Import torch here to avoid CUDA initialization issues
|
| 42 |
-
import torch
|
| 43 |
-
from transformers import AutoModelForImageTextToText, AutoProcessor
|
| 44 |
-
|
| 45 |
-
logger.info(f"Loading model: {self.model_id}")
|
| 46 |
-
self.processor = AutoProcessor.from_pretrained(self.model_id)
|
| 47 |
-
self.model = AutoModelForImageTextToText.from_pretrained(
|
| 48 |
-
self.model_id,
|
| 49 |
-
device_map="auto"
|
| 50 |
-
)
|
| 51 |
-
self.device = self.model.device
|
| 52 |
-
logger.info(f"Model loaded successfully on device: {self.device}")
|
| 53 |
-
except Exception as e:
|
| 54 |
-
logger.error(f"Failed to load model: {str(e)}")
|
| 55 |
-
raise
|
| 56 |
-
|
| 57 |
-
def translate_text(
|
| 58 |
-
self,
|
| 59 |
-
text: str,
|
| 60 |
-
source_lang: str,
|
| 61 |
-
target_lang: str,
|
| 62 |
-
max_new_tokens: int = 200
|
| 63 |
-
) -> str:
|
| 64 |
-
"""
|
| 65 |
-
Translate text from source language to target language.
|
| 66 |
-
|
| 67 |
-
Args:
|
| 68 |
-
text (str): The text to translate
|
| 69 |
-
source_lang (str): Source language code (e.g., 'cs' for Czech)
|
| 70 |
-
target_lang (str): Target language code (e.g., 'de-DE' for German)
|
| 71 |
-
max_new_tokens (int): Maximum number of tokens to generate
|
| 72 |
-
|
| 73 |
-
Returns:
|
| 74 |
-
str: The translated text
|
| 75 |
-
"""
|
| 76 |
-
messages = [
|
| 77 |
-
{
|
| 78 |
-
"role": "user",
|
| 79 |
-
"content": [
|
| 80 |
-
{
|
| 81 |
-
"type": "text",
|
| 82 |
-
"source_lang_code": source_lang,
|
| 83 |
-
"target_lang_code": target_lang,
|
| 84 |
-
"text": text,
|
| 85 |
-
}
|
| 86 |
-
],
|
| 87 |
-
}
|
| 88 |
-
]
|
| 89 |
-
|
| 90 |
-
try:
|
| 91 |
-
# Import torch here if not already imported
|
| 92 |
-
import torch
|
| 93 |
-
|
| 94 |
-
# Use direct model approach
|
| 95 |
-
inputs = self.processor.apply_chat_template(
|
| 96 |
-
messages,
|
| 97 |
-
tokenize=True,
|
| 98 |
-
add_generation_prompt=True,
|
| 99 |
-
return_dict=True,
|
| 100 |
-
return_tensors="pt"
|
| 101 |
-
).to(self.device, dtype=torch.bfloat16)
|
| 102 |
-
|
| 103 |
-
input_len = len(inputs['input_ids'][0])
|
| 104 |
-
|
| 105 |
-
with torch.inference_mode():
|
| 106 |
-
generation = self.model.generate(**inputs, max_new_tokens=max_new_tokens)
|
| 107 |
-
|
| 108 |
-
generation = generation[0][input_len:]
|
| 109 |
-
decoded = self.processor.decode(generation, skip_special_tokens=True)
|
| 110 |
-
return decoded
|
| 111 |
-
except Exception as e:
|
| 112 |
-
logger.error(f"Translation failed: {str(e)}")
|
| 113 |
-
raise
|
| 114 |
-
|
| 115 |
-
def translate_image(
|
| 116 |
-
self,
|
| 117 |
-
image_input: Union[str, Image.Image],
|
| 118 |
-
source_lang: str,
|
| 119 |
-
target_lang: str,
|
| 120 |
-
max_new_tokens: int = 200
|
| 121 |
-
) -> str:
|
| 122 |
-
"""
|
| 123 |
-
Extract text from an image and translate it to the target language.
|
| 124 |
-
|
| 125 |
-
Args:
|
| 126 |
-
image_input (Union[str, Image.Image]): URL or PIL Image object containing text
|
| 127 |
-
source_lang (str): Source language code (e.g., 'cs' for Czech)
|
| 128 |
-
target_lang (str): Target language code (e.g., 'de-DE' for German)
|
| 129 |
-
max_new_tokens (int): Maximum number of tokens to generate
|
| 130 |
-
|
| 131 |
-
Returns:
|
| 132 |
-
str: The extracted and translated text
|
| 133 |
-
"""
|
| 134 |
-
# Handle local image files
|
| 135 |
-
if isinstance(image_input, str) and os.path.exists(image_input):
|
| 136 |
-
# It's a local file path
|
| 137 |
-
image = Image.open(image_input)
|
| 138 |
-
messages = [
|
| 139 |
-
{
|
| 140 |
-
"role": "user",
|
| 141 |
-
"content": [
|
| 142 |
-
{
|
| 143 |
-
"type": "image",
|
| 144 |
-
"source_lang_code": source_lang,
|
| 145 |
-
"target_lang_code": target_lang,
|
| 146 |
-
"image": image,
|
| 147 |
-
},
|
| 148 |
-
],
|
| 149 |
-
}
|
| 150 |
-
]
|
| 151 |
-
return self._translate_with_messages(messages, max_new_tokens)
|
| 152 |
-
|
| 153 |
-
# Handle PIL Image objects
|
| 154 |
-
elif isinstance(image_input, Image.Image):
|
| 155 |
-
messages = [
|
| 156 |
-
{
|
| 157 |
-
"role": "user",
|
| 158 |
-
"content": [
|
| 159 |
-
{
|
| 160 |
-
"type": "image",
|
| 161 |
-
"source_lang_code": source_lang,
|
| 162 |
-
"target_lang_code": target_lang,
|
| 163 |
-
"image": image_input,
|
| 164 |
-
},
|
| 165 |
-
],
|
| 166 |
-
}
|
| 167 |
-
]
|
| 168 |
-
return self._translate_with_messages(messages, max_new_tokens)
|
| 169 |
-
|
| 170 |
-
# Handle URLs
|
| 171 |
-
else:
|
| 172 |
-
messages = [
|
| 173 |
-
{
|
| 174 |
-
"role": "user",
|
| 175 |
-
"content": [
|
| 176 |
-
{
|
| 177 |
-
"type": "image",
|
| 178 |
-
"source_lang_code": source_lang,
|
| 179 |
-
"target_lang_code": target_lang,
|
| 180 |
-
"url": image_input,
|
| 181 |
-
},
|
| 182 |
-
],
|
| 183 |
-
}
|
| 184 |
-
]
|
| 185 |
-
return self._translate_with_messages(messages, max_new_tokens)
|
| 186 |
-
|
| 187 |
-
def _translate_with_messages(self, messages: List[Dict], max_new_tokens: int = 200) -> str:
|
| 188 |
-
"""
|
| 189 |
-
Helper method to translate using messages with direct model.
|
| 190 |
-
|
| 191 |
-
Args:
|
| 192 |
-
messages (List[Dict]): Formatted messages for the model
|
| 193 |
-
max_new_tokens (int): Maximum number of tokens to generate
|
| 194 |
-
|
| 195 |
-
Returns:
|
| 196 |
-
str: The translated text
|
| 197 |
-
"""
|
| 198 |
-
try:
|
| 199 |
-
# Import torch here if not already imported
|
| 200 |
-
import torch
|
| 201 |
-
|
| 202 |
-
# Use direct model approach
|
| 203 |
-
inputs = self.processor.apply_chat_template(
|
| 204 |
-
messages,
|
| 205 |
-
tokenize=True,
|
| 206 |
-
add_generation_prompt=True,
|
| 207 |
-
return_dict=True,
|
| 208 |
-
return_tensors="pt"
|
| 209 |
-
).to(self.device, dtype=torch.bfloat16)
|
| 210 |
-
|
| 211 |
-
input_len = len(inputs['input_ids'][0])
|
| 212 |
-
|
| 213 |
-
with torch.inference_mode():
|
| 214 |
-
generation = self.model.generate(**inputs, max_new_tokens=max_new_tokens)
|
| 215 |
-
|
| 216 |
-
generation = generation[0][input_len:]
|
| 217 |
-
decoded = self.processor.decode(generation, skip_special_tokens=True)
|
| 218 |
-
return decoded
|
| 219 |
-
except Exception as e:
|
| 220 |
-
logger.error(f"Translation failed: {str(e)}")
|
| 221 |
-
raise
|
| 222 |
-
|
| 223 |
-
|
| 224 |
-
|
| 225 |
-
|
| 226 |
-
# Example usage and testing functions
|
| 227 |
-
def test_text_translation():
|
| 228 |
-
"""Test text translation functionality."""
|
| 229 |
-
print("Testing text translation...")
|
| 230 |
-
|
| 231 |
-
translator = GoogleTranslateGemma()
|
| 232 |
-
|
| 233 |
-
# Example: Czech to German
|
| 234 |
-
source_text = "V nejhorším případě i k prasknutí čočky."
|
| 235 |
-
source_lang = "cs"
|
| 236 |
-
target_lang = "de-DE"
|
| 237 |
-
|
| 238 |
-
try:
|
| 239 |
-
translated = translator.translate_text(
|
| 240 |
-
text=source_text,
|
| 241 |
-
source_lang=source_lang,
|
| 242 |
-
target_lang=target_lang
|
| 243 |
-
)
|
| 244 |
-
print(f"Source ({source_lang}): {source_text}")
|
| 245 |
-
print(f"Target ({target_lang}): {translated}")
|
| 246 |
-
print("-" * 50)
|
| 247 |
-
except Exception as e:
|
| 248 |
-
print(f"Text translation test failed: {str(e)}")
|
| 249 |
-
|
| 250 |
-
|
| 251 |
-
def test_image_translation():
|
| 252 |
-
"""Test image translation functionality."""
|
| 253 |
-
print("Testing image translation...")
|
| 254 |
-
|
| 255 |
-
translator = GoogleTranslateGemma()
|
| 256 |
-
|
| 257 |
-
# Example: Czech traffic sign to German
|
| 258 |
-
image_url = "https://c7.alamy.com/comp/2YAX36N/traffic-signs-in-czech-republic-pedestrian-zone-2YAX36N.jpg"
|
| 259 |
-
source_lang = "cs"
|
| 260 |
-
target_lang = "de-DE"
|
| 261 |
-
|
| 262 |
-
try:
|
| 263 |
-
translated = translator.translate_image(
|
| 264 |
-
image_url=image_url,
|
| 265 |
-
source_lang=source_lang,
|
| 266 |
-
target_lang=target_lang
|
| 267 |
-
)
|
| 268 |
-
print(f"Image URL: {image_url}")
|
| 269 |
-
print(f"Source ({source_lang}): [Text extracted from image]")
|
| 270 |
-
print(f"Target ({target_lang}): {translated}")
|
| 271 |
-
print("-" * 50)
|
| 272 |
-
except Exception as e:
|
| 273 |
-
print(f"Image translation test failed: {str(e)}")
|
| 274 |
-
|
| 275 |
-
|
| 276 |
-
def main():
|
| 277 |
-
"""Main function to run example translations."""
|
| 278 |
-
print("Google Translate Gemma Module")
|
| 279 |
-
print("=" * 50)
|
| 280 |
-
|
| 281 |
-
# Run tests
|
| 282 |
-
test_text_translation()
|
| 283 |
-
test_image_translation()
|
| 284 |
-
|
| 285 |
-
print("Example completed!")
|
| 286 |
-
|
| 287 |
-
|
| 288 |
-
if __name__ == "__main__":
|
| 289 |
main()
|
|
|
|
| 1 |
+
|
| 2 |
+
# Defer torch import to avoid CUDA initialization issues
|
| 3 |
+
# torch will be imported when needed in the _load_model method
|
| 4 |
+
from typing import List, Dict, Union, Optional
|
| 5 |
+
import logging
|
| 6 |
+
from PIL import Image
|
| 7 |
+
import requests
|
| 8 |
+
import os
|
| 9 |
+
import tempfile
|
| 10 |
+
|
| 11 |
+
# Configure logging
|
| 12 |
+
logging.basicConfig(level=logging.INFO)
|
| 13 |
+
logger = logging.getLogger(__name__)
|
| 14 |
+
|
| 15 |
+
|
| 16 |
+
class GoogleTranslateGemma:
|
| 17 |
+
"""
|
| 18 |
+
Google Translate Gemma model wrapper for text and image translation.
|
| 19 |
+
|
| 20 |
+
This class provides an interface to the Google TranslateGemma model for:
|
| 21 |
+
- Text translation between languages
|
| 22 |
+
- Text extraction and translation from images
|
| 23 |
+
"""
|
| 24 |
+
|
| 25 |
+
def __init__(self, model_id: str = "google/translategemma-12b-it"):
|
| 26 |
+
"""
|
| 27 |
+
Initialize the Google Translate Gemma model.
|
| 28 |
+
|
| 29 |
+
Args:
|
| 30 |
+
model_id (str): The model identifier from Hugging Face
|
| 31 |
+
"""
|
| 32 |
+
self.model_id = model_id
|
| 33 |
+
self.model = None
|
| 34 |
+
self.processor = None
|
| 35 |
+
self.device = None # Will be set when torch is imported
|
| 36 |
+
self._load_model()
|
| 37 |
+
|
| 38 |
+
def _load_model(self):
|
| 39 |
+
"""Load the model using direct approach."""
|
| 40 |
+
try:
|
| 41 |
+
# Import torch here to avoid CUDA initialization issues
|
| 42 |
+
import torch
|
| 43 |
+
from transformers import AutoModelForImageTextToText, AutoProcessor
|
| 44 |
+
|
| 45 |
+
logger.info(f"Loading model: {self.model_id}")
|
| 46 |
+
self.processor = AutoProcessor.from_pretrained(self.model_id)
|
| 47 |
+
self.model = AutoModelForImageTextToText.from_pretrained(
|
| 48 |
+
self.model_id,
|
| 49 |
+
device_map="auto"
|
| 50 |
+
)
|
| 51 |
+
self.device = self.model.device
|
| 52 |
+
logger.info(f"Model loaded successfully on device: {self.device}")
|
| 53 |
+
except Exception as e:
|
| 54 |
+
logger.error(f"Failed to load model: {str(e)}")
|
| 55 |
+
raise
|
| 56 |
+
|
| 57 |
+
def translate_text(
|
| 58 |
+
self,
|
| 59 |
+
text: str,
|
| 60 |
+
source_lang: str,
|
| 61 |
+
target_lang: str,
|
| 62 |
+
max_new_tokens: int = 200
|
| 63 |
+
) -> str:
|
| 64 |
+
"""
|
| 65 |
+
Translate text from source language to target language.
|
| 66 |
+
|
| 67 |
+
Args:
|
| 68 |
+
text (str): The text to translate
|
| 69 |
+
source_lang (str): Source language code (e.g., 'cs' for Czech)
|
| 70 |
+
target_lang (str): Target language code (e.g., 'de-DE' for German)
|
| 71 |
+
max_new_tokens (int): Maximum number of tokens to generate
|
| 72 |
+
|
| 73 |
+
Returns:
|
| 74 |
+
str: The translated text
|
| 75 |
+
"""
|
| 76 |
+
messages = [
|
| 77 |
+
{
|
| 78 |
+
"role": "user",
|
| 79 |
+
"content": [
|
| 80 |
+
{
|
| 81 |
+
"type": "text",
|
| 82 |
+
"source_lang_code": source_lang,
|
| 83 |
+
"target_lang_code": target_lang,
|
| 84 |
+
"text": text,
|
| 85 |
+
}
|
| 86 |
+
],
|
| 87 |
+
}
|
| 88 |
+
]
|
| 89 |
+
|
| 90 |
+
try:
|
| 91 |
+
# Import torch here if not already imported
|
| 92 |
+
import torch
|
| 93 |
+
|
| 94 |
+
# Use direct model approach
|
| 95 |
+
inputs = self.processor.apply_chat_template(
|
| 96 |
+
messages,
|
| 97 |
+
tokenize=True,
|
| 98 |
+
add_generation_prompt=True,
|
| 99 |
+
return_dict=True,
|
| 100 |
+
return_tensors="pt"
|
| 101 |
+
).to(self.device, dtype=torch.bfloat16)
|
| 102 |
+
|
| 103 |
+
input_len = len(inputs['input_ids'][0])
|
| 104 |
+
|
| 105 |
+
with torch.inference_mode():
|
| 106 |
+
generation = self.model.generate(**inputs, max_new_tokens=max_new_tokens)
|
| 107 |
+
|
| 108 |
+
generation = generation[0][input_len:]
|
| 109 |
+
decoded = self.processor.decode(generation, skip_special_tokens=True)
|
| 110 |
+
return decoded
|
| 111 |
+
except Exception as e:
|
| 112 |
+
logger.error(f"Translation failed: {str(e)}")
|
| 113 |
+
raise
|
| 114 |
+
|
| 115 |
+
def translate_image(
|
| 116 |
+
self,
|
| 117 |
+
image_input: Union[str, Image.Image],
|
| 118 |
+
source_lang: str,
|
| 119 |
+
target_lang: str,
|
| 120 |
+
max_new_tokens: int = 200
|
| 121 |
+
) -> str:
|
| 122 |
+
"""
|
| 123 |
+
Extract text from an image and translate it to the target language.
|
| 124 |
+
|
| 125 |
+
Args:
|
| 126 |
+
image_input (Union[str, Image.Image]): URL or PIL Image object containing text
|
| 127 |
+
source_lang (str): Source language code (e.g., 'cs' for Czech)
|
| 128 |
+
target_lang (str): Target language code (e.g., 'de-DE' for German)
|
| 129 |
+
max_new_tokens (int): Maximum number of tokens to generate
|
| 130 |
+
|
| 131 |
+
Returns:
|
| 132 |
+
str: The extracted and translated text
|
| 133 |
+
"""
|
| 134 |
+
# Handle local image files
|
| 135 |
+
if isinstance(image_input, str) and os.path.exists(image_input):
|
| 136 |
+
# It's a local file path
|
| 137 |
+
image = Image.open(image_input)
|
| 138 |
+
messages = [
|
| 139 |
+
{
|
| 140 |
+
"role": "user",
|
| 141 |
+
"content": [
|
| 142 |
+
{
|
| 143 |
+
"type": "image",
|
| 144 |
+
"source_lang_code": source_lang,
|
| 145 |
+
"target_lang_code": target_lang,
|
| 146 |
+
"image": image,
|
| 147 |
+
},
|
| 148 |
+
],
|
| 149 |
+
}
|
| 150 |
+
]
|
| 151 |
+
return self._translate_with_messages(messages, max_new_tokens)
|
| 152 |
+
|
| 153 |
+
# Handle PIL Image objects
|
| 154 |
+
elif isinstance(image_input, Image.Image):
|
| 155 |
+
messages = [
|
| 156 |
+
{
|
| 157 |
+
"role": "user",
|
| 158 |
+
"content": [
|
| 159 |
+
{
|
| 160 |
+
"type": "image",
|
| 161 |
+
"source_lang_code": source_lang,
|
| 162 |
+
"target_lang_code": target_lang,
|
| 163 |
+
"image": image_input,
|
| 164 |
+
},
|
| 165 |
+
],
|
| 166 |
+
}
|
| 167 |
+
]
|
| 168 |
+
return self._translate_with_messages(messages, max_new_tokens)
|
| 169 |
+
|
| 170 |
+
# Handle URLs
|
| 171 |
+
else:
|
| 172 |
+
messages = [
|
| 173 |
+
{
|
| 174 |
+
"role": "user",
|
| 175 |
+
"content": [
|
| 176 |
+
{
|
| 177 |
+
"type": "image",
|
| 178 |
+
"source_lang_code": source_lang,
|
| 179 |
+
"target_lang_code": target_lang,
|
| 180 |
+
"url": image_input,
|
| 181 |
+
},
|
| 182 |
+
],
|
| 183 |
+
}
|
| 184 |
+
]
|
| 185 |
+
return self._translate_with_messages(messages, max_new_tokens)
|
| 186 |
+
|
| 187 |
+
def _translate_with_messages(self, messages: List[Dict], max_new_tokens: int = 200) -> str:
|
| 188 |
+
"""
|
| 189 |
+
Helper method to translate using messages with direct model.
|
| 190 |
+
|
| 191 |
+
Args:
|
| 192 |
+
messages (List[Dict]): Formatted messages for the model
|
| 193 |
+
max_new_tokens (int): Maximum number of tokens to generate
|
| 194 |
+
|
| 195 |
+
Returns:
|
| 196 |
+
str: The translated text
|
| 197 |
+
"""
|
| 198 |
+
try:
|
| 199 |
+
# Import torch here if not already imported
|
| 200 |
+
import torch
|
| 201 |
+
|
| 202 |
+
# Use direct model approach
|
| 203 |
+
inputs = self.processor.apply_chat_template(
|
| 204 |
+
messages,
|
| 205 |
+
tokenize=True,
|
| 206 |
+
add_generation_prompt=True,
|
| 207 |
+
return_dict=True,
|
| 208 |
+
return_tensors="pt"
|
| 209 |
+
).to(self.device, dtype=torch.bfloat16)
|
| 210 |
+
|
| 211 |
+
input_len = len(inputs['input_ids'][0])
|
| 212 |
+
|
| 213 |
+
with torch.inference_mode():
|
| 214 |
+
generation = self.model.generate(**inputs, max_new_tokens=max_new_tokens)
|
| 215 |
+
|
| 216 |
+
generation = generation[0][input_len:]
|
| 217 |
+
decoded = self.processor.decode(generation, skip_special_tokens=True)
|
| 218 |
+
return decoded
|
| 219 |
+
except Exception as e:
|
| 220 |
+
logger.error(f"Translation failed: {str(e)}")
|
| 221 |
+
raise
|
| 222 |
+
|
| 223 |
+
|
| 224 |
+
|
| 225 |
+
|
| 226 |
+
# Example usage and testing functions
|
| 227 |
+
def test_text_translation():
|
| 228 |
+
"""Test text translation functionality."""
|
| 229 |
+
print("Testing text translation...")
|
| 230 |
+
|
| 231 |
+
translator = GoogleTranslateGemma()
|
| 232 |
+
|
| 233 |
+
# Example: Czech to German
|
| 234 |
+
source_text = "V nejhorším případě i k prasknutí čočky."
|
| 235 |
+
source_lang = "cs"
|
| 236 |
+
target_lang = "de-DE"
|
| 237 |
+
|
| 238 |
+
try:
|
| 239 |
+
translated = translator.translate_text(
|
| 240 |
+
text=source_text,
|
| 241 |
+
source_lang=source_lang,
|
| 242 |
+
target_lang=target_lang
|
| 243 |
+
)
|
| 244 |
+
print(f"Source ({source_lang}): {source_text}")
|
| 245 |
+
print(f"Target ({target_lang}): {translated}")
|
| 246 |
+
print("-" * 50)
|
| 247 |
+
except Exception as e:
|
| 248 |
+
print(f"Text translation test failed: {str(e)}")
|
| 249 |
+
|
| 250 |
+
|
| 251 |
+
def test_image_translation():
|
| 252 |
+
"""Test image translation functionality."""
|
| 253 |
+
print("Testing image translation...")
|
| 254 |
+
|
| 255 |
+
translator = GoogleTranslateGemma()
|
| 256 |
+
|
| 257 |
+
# Example: Czech traffic sign to German
|
| 258 |
+
image_url = "https://c7.alamy.com/comp/2YAX36N/traffic-signs-in-czech-republic-pedestrian-zone-2YAX36N.jpg"
|
| 259 |
+
source_lang = "cs"
|
| 260 |
+
target_lang = "de-DE"
|
| 261 |
+
|
| 262 |
+
try:
|
| 263 |
+
translated = translator.translate_image(
|
| 264 |
+
image_url=image_url,
|
| 265 |
+
source_lang=source_lang,
|
| 266 |
+
target_lang=target_lang
|
| 267 |
+
)
|
| 268 |
+
print(f"Image URL: {image_url}")
|
| 269 |
+
print(f"Source ({source_lang}): [Text extracted from image]")
|
| 270 |
+
print(f"Target ({target_lang}): {translated}")
|
| 271 |
+
print("-" * 50)
|
| 272 |
+
except Exception as e:
|
| 273 |
+
print(f"Image translation test failed: {str(e)}")
|
| 274 |
+
|
| 275 |
+
|
| 276 |
+
def main():
|
| 277 |
+
"""Main function to run example translations."""
|
| 278 |
+
print("Google Translate Gemma Module")
|
| 279 |
+
print("=" * 50)
|
| 280 |
+
|
| 281 |
+
# Run tests
|
| 282 |
+
test_text_translation()
|
| 283 |
+
test_image_translation()
|
| 284 |
+
|
| 285 |
+
print("Example completed!")
|
| 286 |
+
|
| 287 |
+
|
| 288 |
+
if __name__ == "__main__":
|
| 289 |
main()
|
hf_api.py
CHANGED
|
@@ -1,522 +1,522 @@
|
|
| 1 |
-
"""
|
| 2 |
-
Hugging Face API Client
|
| 3 |
-
Provides methods for interacting with HuggingFace Inference API
|
| 4 |
-
"""
|
| 5 |
-
import os
|
| 6 |
-
import requests
|
| 7 |
-
from typing import Optional, List, Dict, Any
|
| 8 |
-
from huggingface_hub import InferenceClient, HfApi
|
| 9 |
-
from utils import load_settings
|
| 10 |
-
|
| 11 |
-
# Settings paths
|
| 12 |
-
SETTINGS_DIR = os.path.join(os.path.dirname(__file__), 'settings')
|
| 13 |
-
APP_SETTINGS_FILE = os.path.join(SETTINGS_DIR, 'app.json')
|
| 14 |
-
|
| 15 |
-
# Get HF token from settings
|
| 16 |
-
HF_TOKEN = load_settings(APP_SETTINGS_FILE).get('hf_token')
|
| 17 |
-
API_BASE = "https://api-inference.huggingface.co"
|
| 18 |
-
|
| 19 |
-
|
| 20 |
-
class HuggingFaceAPI:
|
| 21 |
-
def __init__(self, token: str = HF_TOKEN):
|
| 22 |
-
self.token = token
|
| 23 |
-
self.headers = {
|
| 24 |
-
"Authorization": f"Bearer {token}",
|
| 25 |
-
"Content-Type": "application/json"
|
| 26 |
-
}
|
| 27 |
-
self.client = InferenceClient(token=token)
|
| 28 |
-
self.hf_api = HfApi(token=token)
|
| 29 |
-
|
| 30 |
-
def model_info(self, model_id: str):
|
| 31 |
-
"""Get model info using HfApi (compatible with hf.py)"""
|
| 32 |
-
return self.hf_api.model_info(model_id)
|
| 33 |
-
|
| 34 |
-
def list_models(self, **kwargs):
|
| 35 |
-
"""List models using HfApi (compatible with hf.py)"""
|
| 36 |
-
return self.hf_api.list_models(**kwargs)
|
| 37 |
-
|
| 38 |
-
def chat_completion(
|
| 39 |
-
self,
|
| 40 |
-
model: str,
|
| 41 |
-
messages: List[Dict[str, str]],
|
| 42 |
-
max_tokens: int = 500,
|
| 43 |
-
temperature: float = 0.7,
|
| 44 |
-
stream: bool = False
|
| 45 |
-
) -> Dict[str, Any]:
|
| 46 |
-
"""
|
| 47 |
-
Send a chat completion request to HuggingFace API using huggingface_hub.
|
| 48 |
-
|
| 49 |
-
Args:
|
| 50 |
-
model: Model ID (e.g., "meta-llama/Llama-3.2-3B-Instruct")
|
| 51 |
-
messages: List of message dicts with 'role' and 'content'
|
| 52 |
-
max_tokens: Maximum tokens to generate
|
| 53 |
-
temperature: Sampling temperature (0.0 - 1.0)
|
| 54 |
-
stream: Whether to stream the response
|
| 55 |
-
|
| 56 |
-
Returns:
|
| 57 |
-
API response as dict
|
| 58 |
-
"""
|
| 59 |
-
# Validate model before use
|
| 60 |
-
validation_result = self.validate_model(model)
|
| 61 |
-
if not validation_result["valid"]:
|
| 62 |
-
# Try fallback models
|
| 63 |
-
fallback_models = validation_result.get("fallback_models", [])
|
| 64 |
-
if fallback_models:
|
| 65 |
-
# Use the first fallback model
|
| 66 |
-
fallback_model = fallback_models[0]["id"]
|
| 67 |
-
print(f"Warning: Model {model} not supported. Using fallback model {fallback_model}")
|
| 68 |
-
model = fallback_model
|
| 69 |
-
else:
|
| 70 |
-
raise ValueError(f"Model {model} is not supported and no fallback models available. "
|
| 71 |
-
f"Error: {validation_result.get('error', 'Unknown error')}")
|
| 72 |
-
|
| 73 |
-
try:
|
| 74 |
-
response = self.client.chat_completion(
|
| 75 |
-
model=model,
|
| 76 |
-
messages=messages,
|
| 77 |
-
max_tokens=max_tokens,
|
| 78 |
-
temperature=temperature,
|
| 79 |
-
stream=stream
|
| 80 |
-
)
|
| 81 |
-
except Exception as e:
|
| 82 |
-
error_str = str(e).lower()
|
| 83 |
-
if "model_not_supported" in error_str or "not supported by any provider" in error_str:
|
| 84 |
-
# Try fallback models
|
| 85 |
-
fallback_models = self._find_fallback_models(model)
|
| 86 |
-
if fallback_models:
|
| 87 |
-
# Try each fallback model
|
| 88 |
-
for fallback in fallback_models[:3]:
|
| 89 |
-
try:
|
| 90 |
-
print(f"Trying fallback model: {fallback['id']}")
|
| 91 |
-
response = self.client.chat_completion(
|
| 92 |
-
model=fallback['id'],
|
| 93 |
-
messages=messages,
|
| 94 |
-
max_tokens=max_tokens,
|
| 95 |
-
temperature=temperature,
|
| 96 |
-
stream=stream
|
| 97 |
-
)
|
| 98 |
-
return response
|
| 99 |
-
except:
|
| 100 |
-
continue
|
| 101 |
-
|
| 102 |
-
raise ValueError(f"Model {model} is not supported and all fallback models failed. "
|
| 103 |
-
f"Try one of these: {', '.join([m['id'] for m in fallback_models[:3]])}")
|
| 104 |
-
else:
|
| 105 |
-
raise ValueError(f"Model {model} is not supported and no fallback models available.")
|
| 106 |
-
else:
|
| 107 |
-
raise e
|
| 108 |
-
|
| 109 |
-
# Convert to dict format
|
| 110 |
-
return {
|
| 111 |
-
"choices": [{
|
| 112 |
-
"message": {
|
| 113 |
-
"role": "assistant",
|
| 114 |
-
"content": response.choices[0].message.content
|
| 115 |
-
},
|
| 116 |
-
"finish_reason": response.choices[0].finish_reason
|
| 117 |
-
}],
|
| 118 |
-
"model": model,
|
| 119 |
-
"usage": {
|
| 120 |
-
"prompt_tokens": getattr(response.usage, "prompt_tokens", 0),
|
| 121 |
-
"completion_tokens": getattr(response.usage, "completion_tokens", 0),
|
| 122 |
-
"total_tokens": getattr(response.usage, "total_tokens", 0)
|
| 123 |
-
} if response.usage else None
|
| 124 |
-
}
|
| 125 |
-
|
| 126 |
-
def validate_model(self, model_id: str) -> Dict[str, Any]:
|
| 127 |
-
"""
|
| 128 |
-
Validate if a model is supported and available.
|
| 129 |
-
|
| 130 |
-
Args:
|
| 131 |
-
model_id: Model ID to validate
|
| 132 |
-
|
| 133 |
-
Returns:
|
| 134 |
-
Validation result with status and fallback suggestions
|
| 135 |
-
"""
|
| 136 |
-
try:
|
| 137 |
-
# Try to get model info
|
| 138 |
-
model_info = self.hf_api.model_info(model_id)
|
| 139 |
-
|
| 140 |
-
# Check if model has inference API enabled
|
| 141 |
-
if hasattr(model_info, 'inference') and not model_info.inference:
|
| 142 |
-
# Try to find alternative models
|
| 143 |
-
fallback_models = self._find_fallback_models(model_id)
|
| 144 |
-
return {
|
| 145 |
-
"valid": False,
|
| 146 |
-
"error": f"Model {model_id} does not have inference API enabled",
|
| 147 |
-
"fallback_models": fallback_models,
|
| 148 |
-
"model_info": model_info
|
| 149 |
-
}
|
| 150 |
-
|
| 151 |
-
return {
|
| 152 |
-
"valid": True,
|
| 153 |
-
"model_info": model_info
|
| 154 |
-
}
|
| 155 |
-
except Exception as e:
|
| 156 |
-
# Check if it's an auth error
|
| 157 |
-
error_str = str(e).lower()
|
| 158 |
-
if "401" in error_str or "unauthorized" in error_str or "invalid username or password" in error_str:
|
| 159 |
-
# Auth error - model might be valid but we can't check
|
| 160 |
-
return {
|
| 161 |
-
"valid": True, # Assume valid since we can't verify due to auth
|
| 162 |
-
"warning": "Unable to verify model due to authentication. Assuming model is valid.",
|
| 163 |
-
"auth_error": True
|
| 164 |
-
}
|
| 165 |
-
|
| 166 |
-
# Model not found or not supported
|
| 167 |
-
fallback_models = self._find_fallback_models(model_id)
|
| 168 |
-
return {
|
| 169 |
-
"valid": False,
|
| 170 |
-
"error": str(e),
|
| 171 |
-
"fallback_models": fallback_models
|
| 172 |
-
}
|
| 173 |
-
|
| 174 |
-
def _find_fallback_models(self, model_id: str) -> List[Dict[str, str]]:
|
| 175 |
-
"""
|
| 176 |
-
Find fallback models similar to the requested model.
|
| 177 |
-
|
| 178 |
-
Args:
|
| 179 |
-
model_id: Original model ID
|
| 180 |
-
|
| 181 |
-
Returns:
|
| 182 |
-
List of fallback model suggestions
|
| 183 |
-
"""
|
| 184 |
-
# Extract model name parts
|
| 185 |
-
model_parts = model_id.lower().split('/')
|
| 186 |
-
if len(model_parts) > 1:
|
| 187 |
-
model_name = model_parts[-1]
|
| 188 |
-
else:
|
| 189 |
-
model_name = model_id.lower()
|
| 190 |
-
|
| 191 |
-
# Remove version numbers and common prefixes
|
| 192 |
-
clean_name = model_name.replace('-3b', '').replace('-8b', '').replace('-70b', '')
|
| 193 |
-
clean_name = clean_name.replace('llama', '').replace('hermes', '').strip('-')
|
| 194 |
-
|
| 195 |
-
# Search for similar models
|
| 196 |
-
try:
|
| 197 |
-
# Search for models with similar names
|
| 198 |
-
similar_models = self.hf_api.list_models(
|
| 199 |
-
search=model_name,
|
| 200 |
-
sort="downloads",
|
| 201 |
-
direction=-1,
|
| 202 |
-
limit=5
|
| 203 |
-
)
|
| 204 |
-
|
| 205 |
-
# Filter for text generation models
|
| 206 |
-
fallbacks = []
|
| 207 |
-
for model in similar_models:
|
| 208 |
-
if (hasattr(model, 'pipeline_tag') and
|
| 209 |
-
model.pipeline_tag in ['text-generation', 'conversational', 'translation']):
|
| 210 |
-
fallbacks.append({
|
| 211 |
-
"id": model.modelId,
|
| 212 |
-
"name": getattr(model, 'author', '') + '/' + model.modelId.split('/')[-1],
|
| 213 |
-
"downloads": getattr(model, 'downloads', 0)
|
| 214 |
-
})
|
| 215 |
-
|
| 216 |
-
return fallbacks[:5] # Return top 5 fallbacks
|
| 217 |
-
except:
|
| 218 |
-
# If search fails, return some common models including translation models
|
| 219 |
-
return [
|
| 220 |
-
{"id": "meta-llama/Llama-3.2-3B-Instruct", "name": "Llama 3.2 3B", "downloads": 0},
|
| 221 |
-
{"id": "microsoft/Phi-3-mini-4k-instruct", "name": "Phi-3 Mini", "downloads": 0},
|
| 222 |
-
{"id": "google/gemma-2-2b-it", "name": "Gemma 2 2B", "downloads": 0},
|
| 223 |
-
{"id": "Helsinki-NLP/opus-mt-en-es", "name": "English-Spanish Translator", "downloads": 0},
|
| 224 |
-
{"id": "Helsinki-NLP/opus-mt-en-fr", "name": "English-French Translator", "downloads": 0}
|
| 225 |
-
]
|
| 226 |
-
|
| 227 |
-
def get_model_task_support(self, model: str) -> Dict[str, Any]:
|
| 228 |
-
"""
|
| 229 |
-
Get information about what tasks a model supports.
|
| 230 |
-
|
| 231 |
-
Args:
|
| 232 |
-
model: Model ID
|
| 233 |
-
|
| 234 |
-
Returns:
|
| 235 |
-
Model task support information
|
| 236 |
-
"""
|
| 237 |
-
# Known conversational-only models
|
| 238 |
-
conversational_only_models = [
|
| 239 |
-
"meta-llama/Llama-3.2-3B-Instruct",
|
| 240 |
-
"meta-llama/Llama-3.1-8B-Instruct",
|
| 241 |
-
"meta-llama/Llama-3.1-70B-Instruct"
|
| 242 |
-
]
|
| 243 |
-
|
| 244 |
-
if model in conversational_only_models:
|
| 245 |
-
return {
|
| 246 |
-
"supports_text_generation": False,
|
| 247 |
-
"supports_conversational": True,
|
| 248 |
-
"recommended_method": "chat_completion"
|
| 249 |
-
}
|
| 250 |
-
else:
|
| 251 |
-
return {
|
| 252 |
-
"supports_text_generation": True,
|
| 253 |
-
"supports_conversational": True,
|
| 254 |
-
"recommended_method": "text_generation_or_chat_completion"
|
| 255 |
-
}
|
| 256 |
-
|
| 257 |
-
def text_generation(
|
| 258 |
-
self,
|
| 259 |
-
model: str,
|
| 260 |
-
prompt: str,
|
| 261 |
-
max_new_tokens: int = 250,
|
| 262 |
-
temperature: float = 0.7,
|
| 263 |
-
top_p: float = 0.95,
|
| 264 |
-
do_sample: bool = True
|
| 265 |
-
) -> Dict[str, Any]:
|
| 266 |
-
"""
|
| 267 |
-
Send a text generation request to HuggingFace API.
|
| 268 |
-
|
| 269 |
-
Args:
|
| 270 |
-
model: Model ID
|
| 271 |
-
prompt: Text prompt to complete
|
| 272 |
-
max_new_tokens: Maximum new tokens to generate
|
| 273 |
-
temperature: Sampling temperature
|
| 274 |
-
top_p: Nucleus sampling parameter
|
| 275 |
-
do_sample: Whether to use sampling
|
| 276 |
-
|
| 277 |
-
Returns:
|
| 278 |
-
API response as dict
|
| 279 |
-
"""
|
| 280 |
-
# Validate model before use
|
| 281 |
-
validation_result = self.validate_model(model)
|
| 282 |
-
if not validation_result["valid"]:
|
| 283 |
-
# Try fallback models
|
| 284 |
-
fallback_models = validation_result.get("fallback_models", [])
|
| 285 |
-
if fallback_models:
|
| 286 |
-
# Use the first fallback model
|
| 287 |
-
fallback_model = fallback_models[0]["id"]
|
| 288 |
-
print(f"Warning: Model {model} not supported. Using fallback model {fallback_model}")
|
| 289 |
-
model = fallback_model
|
| 290 |
-
else:
|
| 291 |
-
raise ValueError(f"Model {model} is not supported and no fallback models available. "
|
| 292 |
-
f"Error: {validation_result.get('error', 'Unknown error')}")
|
| 293 |
-
|
| 294 |
-
try:
|
| 295 |
-
response = self.client.text_generation(
|
| 296 |
-
model=model,
|
| 297 |
-
prompt=prompt,
|
| 298 |
-
max_new_tokens=max_new_tokens,
|
| 299 |
-
temperature=temperature,
|
| 300 |
-
top_p=top_p,
|
| 301 |
-
do_sample=do_sample
|
| 302 |
-
)
|
| 303 |
-
return {"generated_text": response}
|
| 304 |
-
except Exception as e:
|
| 305 |
-
# Check if the error is related to unsupported task
|
| 306 |
-
error_str = str(e).lower()
|
| 307 |
-
if "not supported for task text-generation" in error_str:
|
| 308 |
-
raise ValueError(f"Model {model} is not supported for text-generation task. "
|
| 309 |
-
f"This model only supports conversational tasks. "
|
| 310 |
-
f"Please use chat_completion method instead.")
|
| 311 |
-
elif "model_not_supported" in error_str or "not supported by any provider" in error_str:
|
| 312 |
-
# Try fallback models
|
| 313 |
-
fallback_models = self._find_fallback_models(model)
|
| 314 |
-
if fallback_models:
|
| 315 |
-
# Try each fallback model
|
| 316 |
-
for fallback in fallback_models[:3]:
|
| 317 |
-
try:
|
| 318 |
-
print(f"Trying fallback model: {fallback['id']}")
|
| 319 |
-
response = self.client.text_generation(
|
| 320 |
-
model=fallback['id'],
|
| 321 |
-
prompt=prompt,
|
| 322 |
-
max_new_tokens=max_new_tokens,
|
| 323 |
-
temperature=temperature,
|
| 324 |
-
top_p=top_p,
|
| 325 |
-
do_sample=do_sample
|
| 326 |
-
)
|
| 327 |
-
return {"generated_text": response}
|
| 328 |
-
except:
|
| 329 |
-
continue
|
| 330 |
-
|
| 331 |
-
raise ValueError(f"Model {model} is not supported and all fallback models failed. "
|
| 332 |
-
f"Try one of these: {', '.join([m['id'] for m in fallback_models[:3]])}")
|
| 333 |
-
else:
|
| 334 |
-
raise ValueError(f"Model {model} is not supported and no fallback models available.")
|
| 335 |
-
else:
|
| 336 |
-
raise e
|
| 337 |
-
|
| 338 |
-
def get_model_info(self, model: str) -> Dict[str, Any]:
|
| 339 |
-
"""
|
| 340 |
-
Get model information from HuggingFace Hub.
|
| 341 |
-
|
| 342 |
-
Args:
|
| 343 |
-
model: Model ID
|
| 344 |
-
|
| 345 |
-
Returns:
|
| 346 |
-
Model metadata dict
|
| 347 |
-
"""
|
| 348 |
-
url = f"https://huggingface.co/api/models/{model}"
|
| 349 |
-
response = requests.get(url, headers=self.headers)
|
| 350 |
-
response.raise_for_status()
|
| 351 |
-
return response.json()
|
| 352 |
-
|
| 353 |
-
def search_models(
|
| 354 |
-
self,
|
| 355 |
-
query: str,
|
| 356 |
-
task: str = "text-generation",
|
| 357 |
-
limit: int = 10
|
| 358 |
-
) -> List[Dict[str, Any]]:
|
| 359 |
-
"""
|
| 360 |
-
Search for models on HuggingFace Hub.
|
| 361 |
-
|
| 362 |
-
Args:
|
| 363 |
-
query: Search query
|
| 364 |
-
task: Filter by task (e.g., "text-generation", "text-classification")
|
| 365 |
-
limit: Maximum number of results
|
| 366 |
-
|
| 367 |
-
Returns:
|
| 368 |
-
List of model metadata dicts
|
| 369 |
-
"""
|
| 370 |
-
url = "https://huggingface.co/api/models"
|
| 371 |
-
params = {
|
| 372 |
-
"search": query,
|
| 373 |
-
"pipeline_tag": task,
|
| 374 |
-
"limit": limit,
|
| 375 |
-
"sort": "downloads",
|
| 376 |
-
"direction": -1
|
| 377 |
-
}
|
| 378 |
-
|
| 379 |
-
response = requests.get(url, headers=self.headers, params=params)
|
| 380 |
-
response.raise_for_status()
|
| 381 |
-
return response.json()
|
| 382 |
-
|
| 383 |
-
def image_generation(
|
| 384 |
-
self,
|
| 385 |
-
model: str,
|
| 386 |
-
prompt: str,
|
| 387 |
-
negative_prompt: Optional[str] = None,
|
| 388 |
-
num_inference_steps: int = 50
|
| 389 |
-
) -> bytes:
|
| 390 |
-
"""
|
| 391 |
-
Generate an image using a diffusion model.
|
| 392 |
-
|
| 393 |
-
Args:
|
| 394 |
-
model: Model ID (e.g., "stabilityai/stable-diffusion-xl-base-1.0")
|
| 395 |
-
prompt: Text prompt for image generation
|
| 396 |
-
negative_prompt: Negative prompt (what to avoid)
|
| 397 |
-
num_inference_steps: Number of denoising steps
|
| 398 |
-
|
| 399 |
-
Returns:
|
| 400 |
-
Image bytes
|
| 401 |
-
"""
|
| 402 |
-
url = f"{API_BASE}/models/{model}"
|
| 403 |
-
|
| 404 |
-
payload = {
|
| 405 |
-
"inputs": prompt,
|
| 406 |
-
"parameters": {
|
| 407 |
-
"num_inference_steps": num_inference_steps
|
| 408 |
-
}
|
| 409 |
-
}
|
| 410 |
-
|
| 411 |
-
if negative_prompt:
|
| 412 |
-
payload["parameters"]["negative_prompt"] = negative_prompt
|
| 413 |
-
|
| 414 |
-
response = requests.post(url, headers=self.headers, json=payload)
|
| 415 |
-
response.raise_for_status()
|
| 416 |
-
return response.content
|
| 417 |
-
|
| 418 |
-
def embedding(
|
| 419 |
-
self,
|
| 420 |
-
model: str,
|
| 421 |
-
texts: List[str]
|
| 422 |
-
) -> List[List[float]]:
|
| 423 |
-
"""
|
| 424 |
-
Get embeddings for texts.
|
| 425 |
-
|
| 426 |
-
Args:
|
| 427 |
-
model: Model ID (e.g., "sentence-transformers/all-MiniLM-L6-v2")
|
| 428 |
-
texts: List of texts to embed
|
| 429 |
-
|
| 430 |
-
Returns:
|
| 431 |
-
List of embedding vectors
|
| 432 |
-
"""
|
| 433 |
-
url = f"{API_BASE}/models/{model}"
|
| 434 |
-
|
| 435 |
-
payload = {
|
| 436 |
-
"inputs": texts
|
| 437 |
-
}
|
| 438 |
-
|
| 439 |
-
response = requests.post(url, headers=self.headers, json=payload)
|
| 440 |
-
response.raise_for_status()
|
| 441 |
-
return response.json()
|
| 442 |
-
|
| 443 |
-
def summarization(
|
| 444 |
-
self,
|
| 445 |
-
model: str,
|
| 446 |
-
text: str,
|
| 447 |
-
max_length: int = 150,
|
| 448 |
-
min_length: int = 30
|
| 449 |
-
) -> Dict[str, Any]:
|
| 450 |
-
"""
|
| 451 |
-
Summarize text using a summarization model.
|
| 452 |
-
|
| 453 |
-
Args:
|
| 454 |
-
model: Model ID (e.g., "facebook/bart-large-cnn")
|
| 455 |
-
text: Text to summarize
|
| 456 |
-
max_length: Maximum summary length
|
| 457 |
-
min_length: Minimum summary length
|
| 458 |
-
|
| 459 |
-
Returns:
|
| 460 |
-
API response with summary
|
| 461 |
-
"""
|
| 462 |
-
url = f"{API_BASE}/models/{model}"
|
| 463 |
-
|
| 464 |
-
payload = {
|
| 465 |
-
"inputs": text,
|
| 466 |
-
"parameters": {
|
| 467 |
-
"max_length": max_length,
|
| 468 |
-
"min_length": min_length
|
| 469 |
-
}
|
| 470 |
-
}
|
| 471 |
-
|
| 472 |
-
response = requests.post(url, headers=self.headers, json=payload)
|
| 473 |
-
response.raise_for_status()
|
| 474 |
-
return response.json()
|
| 475 |
-
|
| 476 |
-
def translation(
|
| 477 |
-
self,
|
| 478 |
-
model: str,
|
| 479 |
-
text: str
|
| 480 |
-
) -> Dict[str, Any]:
|
| 481 |
-
url = f"{API_BASE}/models/{model}"
|
| 482 |
-
|
| 483 |
-
payload = {
|
| 484 |
-
"inputs": text
|
| 485 |
-
}
|
| 486 |
-
|
| 487 |
-
response = requests.post(url, headers=self.headers, json=payload)
|
| 488 |
-
response.raise_for_status()
|
| 489 |
-
return response.json()
|
| 490 |
-
|
| 491 |
-
def question_answering(
|
| 492 |
-
self,
|
| 493 |
-
model: str,
|
| 494 |
-
question: str,
|
| 495 |
-
context: str
|
| 496 |
-
) -> Dict[str, Any]:
|
| 497 |
-
"""
|
| 498 |
-
Answer a question based on context.
|
| 499 |
-
|
| 500 |
-
Args:
|
| 501 |
-
model: Model ID (e.g., "deepset/roberta-base-squad2")
|
| 502 |
-
question: The question to answer
|
| 503 |
-
context: Context containing the answer
|
| 504 |
-
|
| 505 |
-
Returns:
|
| 506 |
-
API response with answer
|
| 507 |
-
"""
|
| 508 |
-
url = f"{API_BASE}/models/{model}"
|
| 509 |
-
|
| 510 |
-
payload = {
|
| 511 |
-
"inputs": {
|
| 512 |
-
"question": question,
|
| 513 |
-
"context": context
|
| 514 |
-
}
|
| 515 |
-
}
|
| 516 |
-
|
| 517 |
-
response = requests.post(url, headers=self.headers, json=payload)
|
| 518 |
-
response.raise_for_status()
|
| 519 |
-
return response.json()
|
| 520 |
-
|
| 521 |
-
|
| 522 |
-
|
|
|
|
| 1 |
+
"""
|
| 2 |
+
Hugging Face API Client
|
| 3 |
+
Provides methods for interacting with HuggingFace Inference API
|
| 4 |
+
"""
|
| 5 |
+
import os
|
| 6 |
+
import requests
|
| 7 |
+
from typing import Optional, List, Dict, Any
|
| 8 |
+
from huggingface_hub import InferenceClient, HfApi
|
| 9 |
+
from utils import load_settings
|
| 10 |
+
|
| 11 |
+
# Settings paths
|
| 12 |
+
SETTINGS_DIR = os.path.join(os.path.dirname(__file__), 'settings')
|
| 13 |
+
APP_SETTINGS_FILE = os.path.join(SETTINGS_DIR, 'app.json')
|
| 14 |
+
|
| 15 |
+
# Get HF token from settings
|
| 16 |
+
HF_TOKEN = load_settings(APP_SETTINGS_FILE).get('hf_token')
|
| 17 |
+
API_BASE = "https://api-inference.huggingface.co"
|
| 18 |
+
|
| 19 |
+
|
| 20 |
+
class HuggingFaceAPI:
|
| 21 |
+
def __init__(self, token: str = HF_TOKEN):
|
| 22 |
+
self.token = token
|
| 23 |
+
self.headers = {
|
| 24 |
+
"Authorization": f"Bearer {token}",
|
| 25 |
+
"Content-Type": "application/json"
|
| 26 |
+
}
|
| 27 |
+
self.client = InferenceClient(token=token)
|
| 28 |
+
self.hf_api = HfApi(token=token)
|
| 29 |
+
|
| 30 |
+
def model_info(self, model_id: str):
|
| 31 |
+
"""Get model info using HfApi (compatible with hf.py)"""
|
| 32 |
+
return self.hf_api.model_info(model_id)
|
| 33 |
+
|
| 34 |
+
def list_models(self, **kwargs):
|
| 35 |
+
"""List models using HfApi (compatible with hf.py)"""
|
| 36 |
+
return self.hf_api.list_models(**kwargs)
|
| 37 |
+
|
| 38 |
+
def chat_completion(
|
| 39 |
+
self,
|
| 40 |
+
model: str,
|
| 41 |
+
messages: List[Dict[str, str]],
|
| 42 |
+
max_tokens: int = 500,
|
| 43 |
+
temperature: float = 0.7,
|
| 44 |
+
stream: bool = False
|
| 45 |
+
) -> Dict[str, Any]:
|
| 46 |
+
"""
|
| 47 |
+
Send a chat completion request to HuggingFace API using huggingface_hub.
|
| 48 |
+
|
| 49 |
+
Args:
|
| 50 |
+
model: Model ID (e.g., "meta-llama/Llama-3.2-3B-Instruct")
|
| 51 |
+
messages: List of message dicts with 'role' and 'content'
|
| 52 |
+
max_tokens: Maximum tokens to generate
|
| 53 |
+
temperature: Sampling temperature (0.0 - 1.0)
|
| 54 |
+
stream: Whether to stream the response
|
| 55 |
+
|
| 56 |
+
Returns:
|
| 57 |
+
API response as dict
|
| 58 |
+
"""
|
| 59 |
+
# Validate model before use
|
| 60 |
+
validation_result = self.validate_model(model)
|
| 61 |
+
if not validation_result["valid"]:
|
| 62 |
+
# Try fallback models
|
| 63 |
+
fallback_models = validation_result.get("fallback_models", [])
|
| 64 |
+
if fallback_models:
|
| 65 |
+
# Use the first fallback model
|
| 66 |
+
fallback_model = fallback_models[0]["id"]
|
| 67 |
+
print(f"Warning: Model {model} not supported. Using fallback model {fallback_model}")
|
| 68 |
+
model = fallback_model
|
| 69 |
+
else:
|
| 70 |
+
raise ValueError(f"Model {model} is not supported and no fallback models available. "
|
| 71 |
+
f"Error: {validation_result.get('error', 'Unknown error')}")
|
| 72 |
+
|
| 73 |
+
try:
|
| 74 |
+
response = self.client.chat_completion(
|
| 75 |
+
model=model,
|
| 76 |
+
messages=messages,
|
| 77 |
+
max_tokens=max_tokens,
|
| 78 |
+
temperature=temperature,
|
| 79 |
+
stream=stream
|
| 80 |
+
)
|
| 81 |
+
except Exception as e:
|
| 82 |
+
error_str = str(e).lower()
|
| 83 |
+
if "model_not_supported" in error_str or "not supported by any provider" in error_str:
|
| 84 |
+
# Try fallback models
|
| 85 |
+
fallback_models = self._find_fallback_models(model)
|
| 86 |
+
if fallback_models:
|
| 87 |
+
# Try each fallback model
|
| 88 |
+
for fallback in fallback_models[:3]:
|
| 89 |
+
try:
|
| 90 |
+
print(f"Trying fallback model: {fallback['id']}")
|
| 91 |
+
response = self.client.chat_completion(
|
| 92 |
+
model=fallback['id'],
|
| 93 |
+
messages=messages,
|
| 94 |
+
max_tokens=max_tokens,
|
| 95 |
+
temperature=temperature,
|
| 96 |
+
stream=stream
|
| 97 |
+
)
|
| 98 |
+
return response
|
| 99 |
+
except:
|
| 100 |
+
continue
|
| 101 |
+
|
| 102 |
+
raise ValueError(f"Model {model} is not supported and all fallback models failed. "
|
| 103 |
+
f"Try one of these: {', '.join([m['id'] for m in fallback_models[:3]])}")
|
| 104 |
+
else:
|
| 105 |
+
raise ValueError(f"Model {model} is not supported and no fallback models available.")
|
| 106 |
+
else:
|
| 107 |
+
raise e
|
| 108 |
+
|
| 109 |
+
# Convert to dict format
|
| 110 |
+
return {
|
| 111 |
+
"choices": [{
|
| 112 |
+
"message": {
|
| 113 |
+
"role": "assistant",
|
| 114 |
+
"content": response.choices[0].message.content
|
| 115 |
+
},
|
| 116 |
+
"finish_reason": response.choices[0].finish_reason
|
| 117 |
+
}],
|
| 118 |
+
"model": model,
|
| 119 |
+
"usage": {
|
| 120 |
+
"prompt_tokens": getattr(response.usage, "prompt_tokens", 0),
|
| 121 |
+
"completion_tokens": getattr(response.usage, "completion_tokens", 0),
|
| 122 |
+
"total_tokens": getattr(response.usage, "total_tokens", 0)
|
| 123 |
+
} if response.usage else None
|
| 124 |
+
}
|
| 125 |
+
|
| 126 |
+
def validate_model(self, model_id: str) -> Dict[str, Any]:
|
| 127 |
+
"""
|
| 128 |
+
Validate if a model is supported and available.
|
| 129 |
+
|
| 130 |
+
Args:
|
| 131 |
+
model_id: Model ID to validate
|
| 132 |
+
|
| 133 |
+
Returns:
|
| 134 |
+
Validation result with status and fallback suggestions
|
| 135 |
+
"""
|
| 136 |
+
try:
|
| 137 |
+
# Try to get model info
|
| 138 |
+
model_info = self.hf_api.model_info(model_id)
|
| 139 |
+
|
| 140 |
+
# Check if model has inference API enabled
|
| 141 |
+
if hasattr(model_info, 'inference') and not model_info.inference:
|
| 142 |
+
# Try to find alternative models
|
| 143 |
+
fallback_models = self._find_fallback_models(model_id)
|
| 144 |
+
return {
|
| 145 |
+
"valid": False,
|
| 146 |
+
"error": f"Model {model_id} does not have inference API enabled",
|
| 147 |
+
"fallback_models": fallback_models,
|
| 148 |
+
"model_info": model_info
|
| 149 |
+
}
|
| 150 |
+
|
| 151 |
+
return {
|
| 152 |
+
"valid": True,
|
| 153 |
+
"model_info": model_info
|
| 154 |
+
}
|
| 155 |
+
except Exception as e:
|
| 156 |
+
# Check if it's an auth error
|
| 157 |
+
error_str = str(e).lower()
|
| 158 |
+
if "401" in error_str or "unauthorized" in error_str or "invalid username or password" in error_str:
|
| 159 |
+
# Auth error - model might be valid but we can't check
|
| 160 |
+
return {
|
| 161 |
+
"valid": True, # Assume valid since we can't verify due to auth
|
| 162 |
+
"warning": "Unable to verify model due to authentication. Assuming model is valid.",
|
| 163 |
+
"auth_error": True
|
| 164 |
+
}
|
| 165 |
+
|
| 166 |
+
# Model not found or not supported
|
| 167 |
+
fallback_models = self._find_fallback_models(model_id)
|
| 168 |
+
return {
|
| 169 |
+
"valid": False,
|
| 170 |
+
"error": str(e),
|
| 171 |
+
"fallback_models": fallback_models
|
| 172 |
+
}
|
| 173 |
+
|
| 174 |
+
def _find_fallback_models(self, model_id: str) -> List[Dict[str, str]]:
|
| 175 |
+
"""
|
| 176 |
+
Find fallback models similar to the requested model.
|
| 177 |
+
|
| 178 |
+
Args:
|
| 179 |
+
model_id: Original model ID
|
| 180 |
+
|
| 181 |
+
Returns:
|
| 182 |
+
List of fallback model suggestions
|
| 183 |
+
"""
|
| 184 |
+
# Extract model name parts
|
| 185 |
+
model_parts = model_id.lower().split('/')
|
| 186 |
+
if len(model_parts) > 1:
|
| 187 |
+
model_name = model_parts[-1]
|
| 188 |
+
else:
|
| 189 |
+
model_name = model_id.lower()
|
| 190 |
+
|
| 191 |
+
# Remove version numbers and common prefixes
|
| 192 |
+
clean_name = model_name.replace('-3b', '').replace('-8b', '').replace('-70b', '')
|
| 193 |
+
clean_name = clean_name.replace('llama', '').replace('hermes', '').strip('-')
|
| 194 |
+
|
| 195 |
+
# Search for similar models
|
| 196 |
+
try:
|
| 197 |
+
# Search for models with similar names
|
| 198 |
+
similar_models = self.hf_api.list_models(
|
| 199 |
+
search=model_name,
|
| 200 |
+
sort="downloads",
|
| 201 |
+
direction=-1,
|
| 202 |
+
limit=5
|
| 203 |
+
)
|
| 204 |
+
|
| 205 |
+
# Filter for text generation models
|
| 206 |
+
fallbacks = []
|
| 207 |
+
for model in similar_models:
|
| 208 |
+
if (hasattr(model, 'pipeline_tag') and
|
| 209 |
+
model.pipeline_tag in ['text-generation', 'conversational', 'translation']):
|
| 210 |
+
fallbacks.append({
|
| 211 |
+
"id": model.modelId,
|
| 212 |
+
"name": getattr(model, 'author', '') + '/' + model.modelId.split('/')[-1],
|
| 213 |
+
"downloads": getattr(model, 'downloads', 0)
|
| 214 |
+
})
|
| 215 |
+
|
| 216 |
+
return fallbacks[:5] # Return top 5 fallbacks
|
| 217 |
+
except:
|
| 218 |
+
# If search fails, return some common models including translation models
|
| 219 |
+
return [
|
| 220 |
+
{"id": "meta-llama/Llama-3.2-3B-Instruct", "name": "Llama 3.2 3B", "downloads": 0},
|
| 221 |
+
{"id": "microsoft/Phi-3-mini-4k-instruct", "name": "Phi-3 Mini", "downloads": 0},
|
| 222 |
+
{"id": "google/gemma-2-2b-it", "name": "Gemma 2 2B", "downloads": 0},
|
| 223 |
+
{"id": "Helsinki-NLP/opus-mt-en-es", "name": "English-Spanish Translator", "downloads": 0},
|
| 224 |
+
{"id": "Helsinki-NLP/opus-mt-en-fr", "name": "English-French Translator", "downloads": 0}
|
| 225 |
+
]
|
| 226 |
+
|
| 227 |
+
def get_model_task_support(self, model: str) -> Dict[str, Any]:
|
| 228 |
+
"""
|
| 229 |
+
Get information about what tasks a model supports.
|
| 230 |
+
|
| 231 |
+
Args:
|
| 232 |
+
model: Model ID
|
| 233 |
+
|
| 234 |
+
Returns:
|
| 235 |
+
Model task support information
|
| 236 |
+
"""
|
| 237 |
+
# Known conversational-only models
|
| 238 |
+
conversational_only_models = [
|
| 239 |
+
"meta-llama/Llama-3.2-3B-Instruct",
|
| 240 |
+
"meta-llama/Llama-3.1-8B-Instruct",
|
| 241 |
+
"meta-llama/Llama-3.1-70B-Instruct"
|
| 242 |
+
]
|
| 243 |
+
|
| 244 |
+
if model in conversational_only_models:
|
| 245 |
+
return {
|
| 246 |
+
"supports_text_generation": False,
|
| 247 |
+
"supports_conversational": True,
|
| 248 |
+
"recommended_method": "chat_completion"
|
| 249 |
+
}
|
| 250 |
+
else:
|
| 251 |
+
return {
|
| 252 |
+
"supports_text_generation": True,
|
| 253 |
+
"supports_conversational": True,
|
| 254 |
+
"recommended_method": "text_generation_or_chat_completion"
|
| 255 |
+
}
|
| 256 |
+
|
| 257 |
+
def text_generation(
|
| 258 |
+
self,
|
| 259 |
+
model: str,
|
| 260 |
+
prompt: str,
|
| 261 |
+
max_new_tokens: int = 250,
|
| 262 |
+
temperature: float = 0.7,
|
| 263 |
+
top_p: float = 0.95,
|
| 264 |
+
do_sample: bool = True
|
| 265 |
+
) -> Dict[str, Any]:
|
| 266 |
+
"""
|
| 267 |
+
Send a text generation request to HuggingFace API.
|
| 268 |
+
|
| 269 |
+
Args:
|
| 270 |
+
model: Model ID
|
| 271 |
+
prompt: Text prompt to complete
|
| 272 |
+
max_new_tokens: Maximum new tokens to generate
|
| 273 |
+
temperature: Sampling temperature
|
| 274 |
+
top_p: Nucleus sampling parameter
|
| 275 |
+
do_sample: Whether to use sampling
|
| 276 |
+
|
| 277 |
+
Returns:
|
| 278 |
+
API response as dict
|
| 279 |
+
"""
|
| 280 |
+
# Validate model before use
|
| 281 |
+
validation_result = self.validate_model(model)
|
| 282 |
+
if not validation_result["valid"]:
|
| 283 |
+
# Try fallback models
|
| 284 |
+
fallback_models = validation_result.get("fallback_models", [])
|
| 285 |
+
if fallback_models:
|
| 286 |
+
# Use the first fallback model
|
| 287 |
+
fallback_model = fallback_models[0]["id"]
|
| 288 |
+
print(f"Warning: Model {model} not supported. Using fallback model {fallback_model}")
|
| 289 |
+
model = fallback_model
|
| 290 |
+
else:
|
| 291 |
+
raise ValueError(f"Model {model} is not supported and no fallback models available. "
|
| 292 |
+
f"Error: {validation_result.get('error', 'Unknown error')}")
|
| 293 |
+
|
| 294 |
+
try:
|
| 295 |
+
response = self.client.text_generation(
|
| 296 |
+
model=model,
|
| 297 |
+
prompt=prompt,
|
| 298 |
+
max_new_tokens=max_new_tokens,
|
| 299 |
+
temperature=temperature,
|
| 300 |
+
top_p=top_p,
|
| 301 |
+
do_sample=do_sample
|
| 302 |
+
)
|
| 303 |
+
return {"generated_text": response}
|
| 304 |
+
except Exception as e:
|
| 305 |
+
# Check if the error is related to unsupported task
|
| 306 |
+
error_str = str(e).lower()
|
| 307 |
+
if "not supported for task text-generation" in error_str:
|
| 308 |
+
raise ValueError(f"Model {model} is not supported for text-generation task. "
|
| 309 |
+
f"This model only supports conversational tasks. "
|
| 310 |
+
f"Please use chat_completion method instead.")
|
| 311 |
+
elif "model_not_supported" in error_str or "not supported by any provider" in error_str:
|
| 312 |
+
# Try fallback models
|
| 313 |
+
fallback_models = self._find_fallback_models(model)
|
| 314 |
+
if fallback_models:
|
| 315 |
+
# Try each fallback model
|
| 316 |
+
for fallback in fallback_models[:3]:
|
| 317 |
+
try:
|
| 318 |
+
print(f"Trying fallback model: {fallback['id']}")
|
| 319 |
+
response = self.client.text_generation(
|
| 320 |
+
model=fallback['id'],
|
| 321 |
+
prompt=prompt,
|
| 322 |
+
max_new_tokens=max_new_tokens,
|
| 323 |
+
temperature=temperature,
|
| 324 |
+
top_p=top_p,
|
| 325 |
+
do_sample=do_sample
|
| 326 |
+
)
|
| 327 |
+
return {"generated_text": response}
|
| 328 |
+
except:
|
| 329 |
+
continue
|
| 330 |
+
|
| 331 |
+
raise ValueError(f"Model {model} is not supported and all fallback models failed. "
|
| 332 |
+
f"Try one of these: {', '.join([m['id'] for m in fallback_models[:3]])}")
|
| 333 |
+
else:
|
| 334 |
+
raise ValueError(f"Model {model} is not supported and no fallback models available.")
|
| 335 |
+
else:
|
| 336 |
+
raise e
|
| 337 |
+
|
| 338 |
+
def get_model_info(self, model: str) -> Dict[str, Any]:
|
| 339 |
+
"""
|
| 340 |
+
Get model information from HuggingFace Hub.
|
| 341 |
+
|
| 342 |
+
Args:
|
| 343 |
+
model: Model ID
|
| 344 |
+
|
| 345 |
+
Returns:
|
| 346 |
+
Model metadata dict
|
| 347 |
+
"""
|
| 348 |
+
url = f"https://huggingface.co/api/models/{model}"
|
| 349 |
+
response = requests.get(url, headers=self.headers)
|
| 350 |
+
response.raise_for_status()
|
| 351 |
+
return response.json()
|
| 352 |
+
|
| 353 |
+
def search_models(
|
| 354 |
+
self,
|
| 355 |
+
query: str,
|
| 356 |
+
task: str = "text-generation",
|
| 357 |
+
limit: int = 10
|
| 358 |
+
) -> List[Dict[str, Any]]:
|
| 359 |
+
"""
|
| 360 |
+
Search for models on HuggingFace Hub.
|
| 361 |
+
|
| 362 |
+
Args:
|
| 363 |
+
query: Search query
|
| 364 |
+
task: Filter by task (e.g., "text-generation", "text-classification")
|
| 365 |
+
limit: Maximum number of results
|
| 366 |
+
|
| 367 |
+
Returns:
|
| 368 |
+
List of model metadata dicts
|
| 369 |
+
"""
|
| 370 |
+
url = "https://huggingface.co/api/models"
|
| 371 |
+
params = {
|
| 372 |
+
"search": query,
|
| 373 |
+
"pipeline_tag": task,
|
| 374 |
+
"limit": limit,
|
| 375 |
+
"sort": "downloads",
|
| 376 |
+
"direction": -1
|
| 377 |
+
}
|
| 378 |
+
|
| 379 |
+
response = requests.get(url, headers=self.headers, params=params)
|
| 380 |
+
response.raise_for_status()
|
| 381 |
+
return response.json()
|
| 382 |
+
|
| 383 |
+
def image_generation(
|
| 384 |
+
self,
|
| 385 |
+
model: str,
|
| 386 |
+
prompt: str,
|
| 387 |
+
negative_prompt: Optional[str] = None,
|
| 388 |
+
num_inference_steps: int = 50
|
| 389 |
+
) -> bytes:
|
| 390 |
+
"""
|
| 391 |
+
Generate an image using a diffusion model.
|
| 392 |
+
|
| 393 |
+
Args:
|
| 394 |
+
model: Model ID (e.g., "stabilityai/stable-diffusion-xl-base-1.0")
|
| 395 |
+
prompt: Text prompt for image generation
|
| 396 |
+
negative_prompt: Negative prompt (what to avoid)
|
| 397 |
+
num_inference_steps: Number of denoising steps
|
| 398 |
+
|
| 399 |
+
Returns:
|
| 400 |
+
Image bytes
|
| 401 |
+
"""
|
| 402 |
+
url = f"{API_BASE}/models/{model}"
|
| 403 |
+
|
| 404 |
+
payload = {
|
| 405 |
+
"inputs": prompt,
|
| 406 |
+
"parameters": {
|
| 407 |
+
"num_inference_steps": num_inference_steps
|
| 408 |
+
}
|
| 409 |
+
}
|
| 410 |
+
|
| 411 |
+
if negative_prompt:
|
| 412 |
+
payload["parameters"]["negative_prompt"] = negative_prompt
|
| 413 |
+
|
| 414 |
+
response = requests.post(url, headers=self.headers, json=payload)
|
| 415 |
+
response.raise_for_status()
|
| 416 |
+
return response.content
|
| 417 |
+
|
| 418 |
+
def embedding(
|
| 419 |
+
self,
|
| 420 |
+
model: str,
|
| 421 |
+
texts: List[str]
|
| 422 |
+
) -> List[List[float]]:
|
| 423 |
+
"""
|
| 424 |
+
Get embeddings for texts.
|
| 425 |
+
|
| 426 |
+
Args:
|
| 427 |
+
model: Model ID (e.g., "sentence-transformers/all-MiniLM-L6-v2")
|
| 428 |
+
texts: List of texts to embed
|
| 429 |
+
|
| 430 |
+
Returns:
|
| 431 |
+
List of embedding vectors
|
| 432 |
+
"""
|
| 433 |
+
url = f"{API_BASE}/models/{model}"
|
| 434 |
+
|
| 435 |
+
payload = {
|
| 436 |
+
"inputs": texts
|
| 437 |
+
}
|
| 438 |
+
|
| 439 |
+
response = requests.post(url, headers=self.headers, json=payload)
|
| 440 |
+
response.raise_for_status()
|
| 441 |
+
return response.json()
|
| 442 |
+
|
| 443 |
+
def summarization(
|
| 444 |
+
self,
|
| 445 |
+
model: str,
|
| 446 |
+
text: str,
|
| 447 |
+
max_length: int = 150,
|
| 448 |
+
min_length: int = 30
|
| 449 |
+
) -> Dict[str, Any]:
|
| 450 |
+
"""
|
| 451 |
+
Summarize text using a summarization model.
|
| 452 |
+
|
| 453 |
+
Args:
|
| 454 |
+
model: Model ID (e.g., "facebook/bart-large-cnn")
|
| 455 |
+
text: Text to summarize
|
| 456 |
+
max_length: Maximum summary length
|
| 457 |
+
min_length: Minimum summary length
|
| 458 |
+
|
| 459 |
+
Returns:
|
| 460 |
+
API response with summary
|
| 461 |
+
"""
|
| 462 |
+
url = f"{API_BASE}/models/{model}"
|
| 463 |
+
|
| 464 |
+
payload = {
|
| 465 |
+
"inputs": text,
|
| 466 |
+
"parameters": {
|
| 467 |
+
"max_length": max_length,
|
| 468 |
+
"min_length": min_length
|
| 469 |
+
}
|
| 470 |
+
}
|
| 471 |
+
|
| 472 |
+
response = requests.post(url, headers=self.headers, json=payload)
|
| 473 |
+
response.raise_for_status()
|
| 474 |
+
return response.json()
|
| 475 |
+
|
| 476 |
+
def translation(
|
| 477 |
+
self,
|
| 478 |
+
model: str,
|
| 479 |
+
text: str
|
| 480 |
+
) -> Dict[str, Any]:
|
| 481 |
+
url = f"{API_BASE}/models/{model}"
|
| 482 |
+
|
| 483 |
+
payload = {
|
| 484 |
+
"inputs": text
|
| 485 |
+
}
|
| 486 |
+
|
| 487 |
+
response = requests.post(url, headers=self.headers, json=payload)
|
| 488 |
+
response.raise_for_status()
|
| 489 |
+
return response.json()
|
| 490 |
+
|
| 491 |
+
def question_answering(
|
| 492 |
+
self,
|
| 493 |
+
model: str,
|
| 494 |
+
question: str,
|
| 495 |
+
context: str
|
| 496 |
+
) -> Dict[str, Any]:
|
| 497 |
+
"""
|
| 498 |
+
Answer a question based on context.
|
| 499 |
+
|
| 500 |
+
Args:
|
| 501 |
+
model: Model ID (e.g., "deepset/roberta-base-squad2")
|
| 502 |
+
question: The question to answer
|
| 503 |
+
context: Context containing the answer
|
| 504 |
+
|
| 505 |
+
Returns:
|
| 506 |
+
API response with answer
|
| 507 |
+
"""
|
| 508 |
+
url = f"{API_BASE}/models/{model}"
|
| 509 |
+
|
| 510 |
+
payload = {
|
| 511 |
+
"inputs": {
|
| 512 |
+
"question": question,
|
| 513 |
+
"context": context
|
| 514 |
+
}
|
| 515 |
+
}
|
| 516 |
+
|
| 517 |
+
response = requests.post(url, headers=self.headers, json=payload)
|
| 518 |
+
response.raise_for_status()
|
| 519 |
+
return response.json()
|
| 520 |
+
|
| 521 |
+
|
| 522 |
+
|
index.html
ADDED
|
The diff for this file is too large to render.
See raw diff
|
|
|
requirements.txt
CHANGED
|
@@ -1,13 +1,11 @@
|
|
| 1 |
-
|
| 2 |
-
|
| 3 |
-
|
| 4 |
-
|
| 5 |
-
|
| 6 |
-
|
| 7 |
-
|
| 8 |
-
|
| 9 |
-
|
| 10 |
-
|
| 11 |
-
|
| 12 |
-
requests==2.32.5
|
| 13 |
-
huggingface-hub
|
|
|
|
| 1 |
+
|
| 2 |
+
transformers>=4.36.0
|
| 3 |
+
torch>=2.0.0
|
| 4 |
+
bitsandbytes==0.49.1
|
| 5 |
+
sentencepiece==0.2.1
|
| 6 |
+
protobuf==6.33.5
|
| 7 |
+
Pillow>=10.0.0
|
| 8 |
+
|
| 9 |
+
gradio>=4.0.0
|
| 10 |
+
requests==2.32.5
|
| 11 |
+
huggingface-hub==1.4.1
|
|
|
|
|
|
test_translation.py
ADDED
|
@@ -0,0 +1,293 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
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|
|
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|
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|
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|
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|
|
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|
|
|
|
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|
|
|
|
|
|
|
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|
|
|
|
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|
|
|
|
|
|
|
|
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|
|
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|
|
|
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|
|
|
|
|
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|
|
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|
|
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|
|
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|
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|
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|
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|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
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|
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|
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|
| 1 |
+
"""
|
| 2 |
+
Test script for translation functionality with Google TranslateGemma model
|
| 3 |
+
"""
|
| 4 |
+
from hf_api import HuggingFaceAPI
|
| 5 |
+
from utils import load_settings
|
| 6 |
+
import os
|
| 7 |
+
import sys
|
| 8 |
+
|
| 9 |
+
# Import Google Translate Gemma if available
|
| 10 |
+
try:
|
| 11 |
+
from google_translate import GoogleTranslateGemma
|
| 12 |
+
GOOGLE_TRANSLATE_AVAILABLE = True
|
| 13 |
+
except ImportError as e:
|
| 14 |
+
print(f"Warning: Google Translate Gemma not available: {str(e)}")
|
| 15 |
+
GOOGLE_TRANSLATE_AVAILABLE = False
|
| 16 |
+
|
| 17 |
+
# Test translation with Google TranslateGemma
|
| 18 |
+
def test_translategemma(text, source_lang, target_lang):
|
| 19 |
+
"""Test translation using Google Translate Gemma model"""
|
| 20 |
+
if not GOOGLE_TRANSLATE_AVAILABLE:
|
| 21 |
+
print("❌ Google Translate Gemma is not available")
|
| 22 |
+
print(" Falling back to chat completion translation")
|
| 23 |
+
return test_chat_completion_translation(text, source_lang, target_lang)
|
| 24 |
+
|
| 25 |
+
try:
|
| 26 |
+
print(f"🧪 Testing Google Translate Gemma")
|
| 27 |
+
print("-" * 50)
|
| 28 |
+
|
| 29 |
+
# Initialize the translator
|
| 30 |
+
translator = GoogleTranslateGemma()
|
| 31 |
+
|
| 32 |
+
print(f"\n📝 Translating from {source_lang} to {target_lang}")
|
| 33 |
+
print(f"Original: {text}")
|
| 34 |
+
|
| 35 |
+
# Perform translation
|
| 36 |
+
translation = translator.translate_text(
|
| 37 |
+
text=text,
|
| 38 |
+
source_lang=source_lang,
|
| 39 |
+
target_lang=target_lang
|
| 40 |
+
)
|
| 41 |
+
|
| 42 |
+
print(f"✅ Translation: {translation}")
|
| 43 |
+
|
| 44 |
+
except Exception as e:
|
| 45 |
+
print(f"❌ Google Translate Gemma failed: {str(e)}")
|
| 46 |
+
print(" Falling back to chat completion translation")
|
| 47 |
+
return test_chat_completion_translation(text, source_lang, target_lang)
|
| 48 |
+
|
| 49 |
+
print("\n" + "=" * 50)
|
| 50 |
+
print("🎉 Google Translate Gemma testing complete!")
|
| 51 |
+
|
| 52 |
+
def test_chat_completion_translation(text, source_lang, target_lang):
|
| 53 |
+
"""Test translation using chat completion fallback"""
|
| 54 |
+
# Load API token
|
| 55 |
+
settings_dir = os.path.join(os.path.dirname(__file__), 'settings')
|
| 56 |
+
models_settings_file = os.path.join(settings_dir, 'models.json')
|
| 57 |
+
settings = load_settings(models_settings_file)
|
| 58 |
+
token = settings.get('huggingfaceToken')
|
| 59 |
+
|
| 60 |
+
if not token:
|
| 61 |
+
print("❌ No HuggingFace token found. Please set your token first.")
|
| 62 |
+
print(" You can set it in the app's Settings tab")
|
| 63 |
+
return
|
| 64 |
+
|
| 65 |
+
# Initialize API
|
| 66 |
+
api = HuggingFaceAPI(token=token)
|
| 67 |
+
|
| 68 |
+
# Test models in order of preference
|
| 69 |
+
models_to_test = [
|
| 70 |
+
"google/translategemma-12b-it",
|
| 71 |
+
"meta-llama/Llama-3.2-3B-Instruct",
|
| 72 |
+
"microsoft/Phi-3-mini-4k-instruct",
|
| 73 |
+
"google/gemma-2-2b-it"
|
| 74 |
+
]
|
| 75 |
+
|
| 76 |
+
print(f"🧪 Testing translation with chat completion")
|
| 77 |
+
print("-" * 50)
|
| 78 |
+
|
| 79 |
+
for model_id in models_to_test:
|
| 80 |
+
print(f"\n📝 Testing with model: {model_id}")
|
| 81 |
+
print(f"Original: {text}")
|
| 82 |
+
|
| 83 |
+
try:
|
| 84 |
+
# Use the same translation logic as in app.py
|
| 85 |
+
if "translategemma" in model_id.lower() and not GOOGLE_TRANSLATE_AVAILABLE:
|
| 86 |
+
print(" ⚠️ Google Translate Gemma not available, skipping...")
|
| 87 |
+
continue
|
| 88 |
+
|
| 89 |
+
# Dynamic system prompt based on target and source language
|
| 90 |
+
source_info = f" from {source_lang}" if source_lang != "Auto-detect" else ""
|
| 91 |
+
system_prompt = f"You are a professional translator specializing in translating{source_info} to {target_lang}. Translate the given text accurately while preserving the original meaning and tone. Only provide the translation without any additional explanations."
|
| 92 |
+
prompt = f"Translate the following text{source_info} to {target_lang}: {text}"
|
| 93 |
+
|
| 94 |
+
messages = [
|
| 95 |
+
{
|
| 96 |
+
"role": "system",
|
| 97 |
+
"content": system_prompt
|
| 98 |
+
},
|
| 99 |
+
{
|
| 100 |
+
"role": "user",
|
| 101 |
+
"content": prompt
|
| 102 |
+
}
|
| 103 |
+
]
|
| 104 |
+
|
| 105 |
+
response = api.chat_completion(
|
| 106 |
+
model=model_id,
|
| 107 |
+
messages=messages,
|
| 108 |
+
max_tokens=1024,
|
| 109 |
+
temperature=0.3
|
| 110 |
+
)
|
| 111 |
+
|
| 112 |
+
translation = response["choices"][0]["message"]["content"].strip()
|
| 113 |
+
print(f"✅ Translation: {translation}")
|
| 114 |
+
print(f" ✅ Success with {model_id}!")
|
| 115 |
+
return translation # Return first successful translation
|
| 116 |
+
|
| 117 |
+
except Exception as e:
|
| 118 |
+
print(f" ❌ Error with {model_id}: {str(e)}")
|
| 119 |
+
continue
|
| 120 |
+
|
| 121 |
+
print("\n❌ All models failed. Please check your token and model availability.")
|
| 122 |
+
return None
|
| 123 |
+
|
| 124 |
+
def test_multiple_translations():
|
| 125 |
+
"""Test multiple translation scenarios"""
|
| 126 |
+
print("\n🌍 Testing Multiple Translation Scenarios")
|
| 127 |
+
print("=" * 60)
|
| 128 |
+
|
| 129 |
+
test_cases = [
|
| 130 |
+
{
|
| 131 |
+
"text": "Hello, how are you today?",
|
| 132 |
+
"source": "English",
|
| 133 |
+
"target": "Spanish",
|
| 134 |
+
"description": "English to Spanish"
|
| 135 |
+
},
|
| 136 |
+
{
|
| 137 |
+
"text": "V nejhorším případě i k prasknutí čočky.",
|
| 138 |
+
"source": "Czech",
|
| 139 |
+
"target": "German",
|
| 140 |
+
"description": "Czech to German"
|
| 141 |
+
},
|
| 142 |
+
{
|
| 143 |
+
"text": "Bonjour, comment allez-vous?",
|
| 144 |
+
"source": "French",
|
| 145 |
+
"target": "English",
|
| 146 |
+
"description": "French to English"
|
| 147 |
+
},
|
| 148 |
+
{
|
| 149 |
+
"text": "这是一个测试。",
|
| 150 |
+
"source": "Chinese (Simplified)",
|
| 151 |
+
"target": "English",
|
| 152 |
+
"description": "Chinese to English"
|
| 153 |
+
},
|
| 154 |
+
{
|
| 155 |
+
"text": "¡Hola! ¿Cómo estás?",
|
| 156 |
+
"source": "Spanish",
|
| 157 |
+
"target": "Japanese",
|
| 158 |
+
"description": "Spanish to Japanese"
|
| 159 |
+
}
|
| 160 |
+
]
|
| 161 |
+
|
| 162 |
+
results = []
|
| 163 |
+
|
| 164 |
+
for i, case in enumerate(test_cases, 1):
|
| 165 |
+
print(f"\n📝 Test {i}: {case['description']}")
|
| 166 |
+
print(f" Source ({case['source']}): {case['text']}")
|
| 167 |
+
|
| 168 |
+
# Map language names to codes
|
| 169 |
+
lang_code_map = {
|
| 170 |
+
"English": "en",
|
| 171 |
+
"Spanish": "es",
|
| 172 |
+
"French": "fr",
|
| 173 |
+
"German": "de-DE",
|
| 174 |
+
"Chinese (Simplified)": "zh-CN",
|
| 175 |
+
"Chinese (Traditional)": "zh-TW",
|
| 176 |
+
"Japanese": "ja",
|
| 177 |
+
"Korean": "ko",
|
| 178 |
+
"Italian": "it",
|
| 179 |
+
"Portuguese": "pt",
|
| 180 |
+
"Russian": "ru",
|
| 181 |
+
"Arabic": "ar",
|
| 182 |
+
"Hindi": "hi",
|
| 183 |
+
"Dutch": "nl",
|
| 184 |
+
"Turkish": "tr",
|
| 185 |
+
"Polish": "pl",
|
| 186 |
+
"Vietnamese": "vi",
|
| 187 |
+
"Thai": "th",
|
| 188 |
+
"Indonesian": "id",
|
| 189 |
+
"Greek": "el",
|
| 190 |
+
"Hebrew": "he",
|
| 191 |
+
"Czech": "cs",
|
| 192 |
+
"Swedish": "sv",
|
| 193 |
+
"Danish": "da",
|
| 194 |
+
"Norwegian": "no",
|
| 195 |
+
"Finnish": "fi"
|
| 196 |
+
}
|
| 197 |
+
|
| 198 |
+
source_code = lang_code_map.get(case['source'], 'en')
|
| 199 |
+
target_code = lang_code_map.get(case['target'], 'en')
|
| 200 |
+
|
| 201 |
+
translation = test_translategemma(
|
| 202 |
+
text=case['text'],
|
| 203 |
+
source_lang=source_code,
|
| 204 |
+
target_lang=target_code
|
| 205 |
+
)
|
| 206 |
+
|
| 207 |
+
if translation:
|
| 208 |
+
print(f" Target ({case['target']}): {translation}")
|
| 209 |
+
results.append({
|
| 210 |
+
'case': case['description'],
|
| 211 |
+
'original': case['text'],
|
| 212 |
+
'translation': translation,
|
| 213 |
+
'success': True
|
| 214 |
+
})
|
| 215 |
+
else:
|
| 216 |
+
results.append({
|
| 217 |
+
'case': case['description'],
|
| 218 |
+
'original': case['text'],
|
| 219 |
+
'translation': None,
|
| 220 |
+
'success': False
|
| 221 |
+
})
|
| 222 |
+
|
| 223 |
+
# Summary
|
| 224 |
+
print("\n" + "=" * 60)
|
| 225 |
+
print("📊 Test Summary")
|
| 226 |
+
print("-" * 60)
|
| 227 |
+
|
| 228 |
+
successful = sum(1 for r in results if r['success'])
|
| 229 |
+
total = len(results)
|
| 230 |
+
|
| 231 |
+
print(f"Total tests: {total}")
|
| 232 |
+
print(f"Successful: {successful}")
|
| 233 |
+
print(f"Failed: {total - successful}")
|
| 234 |
+
print(f"Success rate: {successful/total*100:.1f}%")
|
| 235 |
+
|
| 236 |
+
if successful < total:
|
| 237 |
+
print("\n❌ Some tests failed. Check your HuggingFace token and model availability.")
|
| 238 |
+
else:
|
| 239 |
+
print("\n✅ All tests passed successfully!")
|
| 240 |
+
|
| 241 |
+
return results
|
| 242 |
+
|
| 243 |
+
if __name__ == "__main__":
|
| 244 |
+
import sys
|
| 245 |
+
|
| 246 |
+
print("🌐 Translation Test Suite")
|
| 247 |
+
print("=" * 60)
|
| 248 |
+
print()
|
| 249 |
+
|
| 250 |
+
# Check if command line arguments were provided
|
| 251 |
+
if len(sys.argv) > 1:
|
| 252 |
+
# Run single test with provided arguments
|
| 253 |
+
if len(sys.argv) >= 4:
|
| 254 |
+
text = sys.argv[1]
|
| 255 |
+
source_lang = sys.argv[2]
|
| 256 |
+
target_lang = sys.argv[3]
|
| 257 |
+
print(f"Running single test:")
|
| 258 |
+
print(f" Text: {text}")
|
| 259 |
+
print(f" Source: {source_lang}")
|
| 260 |
+
print(f" Target: {target_lang}")
|
| 261 |
+
print()
|
| 262 |
+
test_translategemma(text, source_lang, target_lang)
|
| 263 |
+
else:
|
| 264 |
+
print("Usage: python test_translation.py <text> <source_lang> <target_lang>")
|
| 265 |
+
print("Example: python test_translation.py \"Hello world\" en es")
|
| 266 |
+
else:
|
| 267 |
+
# Run comprehensive test suite
|
| 268 |
+
print("Running comprehensive translation tests...")
|
| 269 |
+
print()
|
| 270 |
+
|
| 271 |
+
# First, test a simple case
|
| 272 |
+
print("\n" + "=" * 60)
|
| 273 |
+
print("🧪 Quick Test")
|
| 274 |
+
test_translategemma(
|
| 275 |
+
text="Hello, world!",
|
| 276 |
+
source_lang="en",
|
| 277 |
+
target_lang="es"
|
| 278 |
+
)
|
| 279 |
+
|
| 280 |
+
# Then run multiple tests
|
| 281 |
+
test_multiple_translations()
|
| 282 |
+
|
| 283 |
+
print("\n" + "=" * 60)
|
| 284 |
+
print("🎉 All tests completed!")
|
| 285 |
+
print()
|
| 286 |
+
print("To test a specific translation:")
|
| 287 |
+
print(" python test_translation.py \"Your text here\" source_lang target_lang")
|
| 288 |
+
print()
|
| 289 |
+
print("To test in the app:")
|
| 290 |
+
print(" 1. Run: python app.py")
|
| 291 |
+
print(" 2. Go to Translation tab")
|
| 292 |
+
print(" 3. Set your HuggingFace token in Settings")
|
| 293 |
+
print(" 4. Try translating text")
|
utils.py
CHANGED
|
@@ -1,23 +1,23 @@
|
|
| 1 |
-
"""
|
| 2 |
-
Utility functions shared across the application
|
| 3 |
-
"""
|
| 4 |
-
import os
|
| 5 |
-
import json
|
| 6 |
-
|
| 7 |
-
|
| 8 |
-
def load_settings(file_path):
|
| 9 |
-
"""Load settings from a JSON file"""
|
| 10 |
-
try:
|
| 11 |
-
with open(file_path, 'r', encoding='utf-8') as f:
|
| 12 |
-
return json.load(f)
|
| 13 |
-
except FileNotFoundError:
|
| 14 |
-
return {}
|
| 15 |
-
except json.JSONDecodeError:
|
| 16 |
-
return {}
|
| 17 |
-
|
| 18 |
-
|
| 19 |
-
def save_settings(file_path, data):
|
| 20 |
-
"""Save settings to a JSON file"""
|
| 21 |
-
os.makedirs(os.path.dirname(file_path), exist_ok=True)
|
| 22 |
-
with open(file_path, 'w', encoding='utf-8') as f:
|
| 23 |
json.dump(data, f, indent=2, ensure_ascii=False)
|
|
|
|
| 1 |
+
"""
|
| 2 |
+
Utility functions shared across the application
|
| 3 |
+
"""
|
| 4 |
+
import os
|
| 5 |
+
import json
|
| 6 |
+
|
| 7 |
+
|
| 8 |
+
def load_settings(file_path):
|
| 9 |
+
"""Load settings from a JSON file"""
|
| 10 |
+
try:
|
| 11 |
+
with open(file_path, 'r', encoding='utf-8') as f:
|
| 12 |
+
return json.load(f)
|
| 13 |
+
except FileNotFoundError:
|
| 14 |
+
return {}
|
| 15 |
+
except json.JSONDecodeError:
|
| 16 |
+
return {}
|
| 17 |
+
|
| 18 |
+
|
| 19 |
+
def save_settings(file_path, data):
|
| 20 |
+
"""Save settings to a JSON file"""
|
| 21 |
+
os.makedirs(os.path.dirname(file_path), exist_ok=True)
|
| 22 |
+
with open(file_path, 'w', encoding='utf-8') as f:
|
| 23 |
json.dump(data, f, indent=2, ensure_ascii=False)
|