Simple async S3 downloader that handles pre-signed URLs
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The maintainers of this project have marked this project as archived. No new releases are expected.
Project description
Simple Storage Service pre-Signed Downloader (s4dl)
Disclaimer
This script and the following documentation are mostly generated by Claude 3.5 Sonnet using Cursor IDE. SSL certificates are not verified during download.
Description
A simple async downloader for S3 pre-signed URLs. Efficiently downloads files in parallel with proper error handling and progress tracking.
Features
- Fast parallel downloads using asyncio
- Progress bar with ETA
- Handles SSL certificate issues
- Safe downloads using temporary files
- Skips existing files
- Simple command-line interface
Installation
pip install s4dl
Usage
Basic usage:
s4dl urls.txt [output_dir]
Where:
urls.txt: File containing one pre-signed URL per lineoutput_dir: Optional destination directory (default: current directory)
Example:
s4dl urls.txt ./downloads
Error Handling
- Skips files that already exist
- Continues downloading on errors
- Uses temporary files to prevent partial downloads
- Logs errors for failed downloads
Requirements
- Python ≥3.7
- aiohttp
- aiofiles
- tqdm
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Source Distribution
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