gistfile1.py

import unittest

from mock import patch
from github import Github, GithubException


def is_valid_repo(Github, user_name, repo_name):
    github_client = Github("TOKEN_HERE")
    try:
        api_user = github_client.get_user(user_name)
        api_repo = api_user.get_repo(repo_name)
        return True
    except GithubException:
        return False


class Test(unittest.TestCase):
    
    def test_is_valid_repo(self):
        user_name = 'Ivaylo-Bachvarov'
        repo_name = 'Telerik-Courses'

        self.assertEqual(is_valid_repo(Github, user_name, repo_name), True)

if __name__ == '__main__':
    unittest.main()