Backup all wiki sub-repositories for a given Github organisation.

github-wiki-backup.py

import requests
import subprocess
import argparse

def fetch_repos_with_wikis(organization, token):
    url = f"https://api.github.com/orgs/{organization}/repos"
    headers = {"Authorization": f"token {token}"}

    repos_with_wikis = []
    page = 1

    while True:
        response = requests.get(url, headers=headers, params={"per_page": 100, "page": page})
        if response.status_code != 200:
            print(f"Error: {response.status_code}, {response.json()}")
            break
        
        repos = response.json()
        if not repos:
            break
        
        for repo in repos:
            if repo.get("has_wiki"):
                repos_with_wikis.append(repo["full_name"])
        
        page += 1

    return repos_with_wikis

if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Clone all GitHub repositories with wikis.")
    parser.add_argument("organization", help="The name of the GitHub organization")
    parser.add_argument("token", help="Your GitHub personal access token")

    args = parser.parse_args()
    organization = args.organization
    token = args.token

    repos_with_wikis = fetch_repos_with_wikis(organization, token)

    print("Clone all wikis:")
    for repo in repos_with_wikis:
        subprocess.run(["git", "clone", f"git@github.com:{repo}.wiki.git", f"wikis/{repo.replace(f"{organization}/",'')}"])