# Error Handling Improvements

## Description
Improve error handling and user experience

## Files Included
- `tradingagents/agents/analysts/market_analyst.py`
- `tradingagents/agents/analysts/fundamentals_analyst.py`
- `tradingagents/dataflows/db_cache_manager.py`

## Changes Made
- Removed Chinese comments and strings
- Improved error handling
- Added comprehensive documentation
- Enhanced performance and reliability

## Testing
Run the following tests to verify the changes:

```bash
python -m pytest tests/ -v
```

## Integration
These changes are designed to be backward compatible and can be integrated without breaking existing functionality.

## Performance Impact
- Positive performance improvements
- No breaking changes
- Enhanced user experience

## Documentation
See individual file headers for detailed documentation of changes.
