1. Collect from all repositories:

python package_registry_scraper.py

2. Collect from specific repositories:

# Single repository
python package_registry_scraper.py --repos conda-forge

# Multiple repositories
python package_registry_scraper.py --repos conda-forge pypi npm

3. List available repositories:

python package_registry_scraper.py --list-repos

4. Specify output file:

python package_registry_scraper.py --repos pypi --output pypi_packages.json

5. Retry:

# Run with default settings
python package_registry_scraper.py -r pypi

# Run with periodic saving
python package_registry_scraper.py -r pypi --save-interval 300

6. suppress:

python package_registry_scraper.py --repos pypi --suppress-not-found

python package_registry_scraper.py -r conda-forge pypi bioconductor --output-dir ./data --save-interval 100