Download PyPI statistics for all packages of one user (maintainer and/or owner)

download_pypi_package_stats.py

#!/usr/bin/env python
# Python >= 3.6

import datetime
import json
import os
import xmlrpc.client

import requests # pip install requests

USER = 'username'
TARGET = '/path/to/data'

STATS = ('overall', 'python_major', 'python_minor', 'system')

def _get_user_packages(user):
    client = xmlrpc.client.ServerProxy('https://pypi.org/pypi')
    return {item[1] for item in client.user_packages(user)}

def _get_stats(package_name, stats_name):
    r = requests.get(f'https://pypistats.org/api/packages/{package_name:s}/{stats_name:s}')
    return json.loads(r.content.decode('utf-8'))

def main():
    packages = _get_user_packages(USER)
    time = datetime.datetime.now().strftime('%Y-%m-%d-%H-%M-%S')
    for package_name in packages:
        for stats_name in STATS:
            data = _get_stats(package_name, stats_name)
            with open(os.path.join(TARGET, f'{package_name:s}.{stats_name:s}.{time:s}.json'), 'w') as f:
                f.write(json.dumps(data, sort_keys = True, indent = '\t'))

if __name__ == '__main__':
    main()