c3bbc919a5
Add comprehensive post-processing features to convert downloaded Excel files into structured data and merge them into a single output file. New modules: - extractor_core.py: Stateless pure functions for web operations - excel_converter.py: Excel to DataFrame conversion utility - tests/test_extractor_real.py: Real data extraction test suite Enhanced features: - post_process_downloads(): Convert and merge multiple Excel files - extract_and_process(): Complete workflow in single call - cleanup_temp_files(): Optional cleanup of temporary downloaded files - Field name mapping for standardized output columns Dependencies: - pandas>=2.0.0 for data manipulation - openpyxl>=3.1.0 for Excel file handling Documentation: - Updated CLAUDE.md with new module references - Added API documentation for extractor components Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>