Enhance Map Tile Downloader with Multi-Zoom Support, Parallel Downloads and API Key Management #1
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…lity features - Added support for downloading multiple zoom levels in a single run - Implemented automatic retry mechanism for failed downloads (up to 3 times) - Added progress tracking with failed download counts - Introduced parallel downloading using threads - Improved error handling and resilience against API failures - Enhanced documentation with better code comments and updated README
- Fix tile boundary calculation by adding +1 to stop_x and stop_y - Add coordinate validation to ensure proper ordering
- Add environment variable support for Baidu API key - Add multithreading with ThreadPoolExecutor for faster downloads - Add progress reporting during downloads - Update README with setup instructions - Add requirements.txt file for dependencies
- Modified `download_tiles` method to handle vector tile downloads by adding a `vector` parameter, which is mutually exclusive with the satellite mode. - Updated URL construction in `download_tile` to distinguish between vector and raster tile requests. - Adjusted log messages to include mode information (Vector, Satellite, or Road map). - Changed default number of threads to 8 for improved performance. - Updated `.gitignore` to include `.7z` files and added `.gitkeep` to the vector directory.
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Overview
This PR enhances the map tile downloader with multiple improvements focused on performance, reliability, and usability. It introduces multi-zoom level support, parallel downloading capabilities, and better API key management.
Key Changes
Performance Improvements
Reliability Features
Usability Enhancements
Documentation