Backup your public repos. Usernames/Orgs as arguments

bckgit.py

import os
import sys
import requests
from pathlib import Path

def main():
  usernames = sys.argv[1:]

  for user in usernames:
    userdir = Path(user)

    if not userdir.exists():
      userdir.mkdir()
    
    res = requests.get(f"https://api.github.com/users/{user}/repos?per_page=100")
    json = res.json()
    names = [repo["name"] for repo in json]

    for name in names:
      repodir = Path(f"{user}/{name}")

      if repodir.exists():
        print(f"Pulling: {user} / {name}")
        os.popen(f"git -C {user}/{name} pull").read()
      else:
        print(f"Cloning: {user} / {name}")
        os.popen(f"git -C {user} clone https://github.com/{user}/{name}").read()
  
# Program starts here
if __name__ == "__main__": main()