Check if the given GitHub repository has the given topic.

github_has_topic.py

from typing import Optional

import requests


def has_topic(owner: str, repo: str, topic: str, token: Optional[str] = None) -> bool:
    """Check if the given GitHub repository has the given topic.

    :param owner: The name of the owner/organization for the repository.
    :param repo: The name of the repository.
    :param topic: The topic to check if the repository has. Case and punctuation sensitive.
    :param token: The GitHub OAuth token. Not required, but if given, will let
        you make many more queries before getting rate limited.
    :return: If the repository has the given topic.
    """
    headers = {
        'Accept': "application/vnd.github.mercy-preview+json",
    }
    if token:
        headers['Authorization'] = f"token {token}",

    res = requests.get(
        f'https://api.github.com/repos/{owner}/{repo}/topics',
        headers=headers,
    )
    res_json = res.json()
    return topic in res_json['names']


if __name__ == '__main__':
    print(has_topic('obophenotype', 'dicty-phenotype-ontology', topic='obofoundry'))