doc tests are failing:
[2021/11/16 02:53:13.412] File "migrate-to-pymongo3.rst", line 431, in default [2021/11/16 02:53:13.412] Failed example: [2021/11/16 02:53:13.412] try: [2021/11/16 02:53:13.412] client.admin.command("ping") [2021/11/16 02:53:13.412] except ConnectionFailure: [2021/11/16 02:53:13.412] print("Server not available") [2021/11/16 02:53:13.412] Expected nothing [2021/11/16 02:53:13.412] Got: [2021/11/16 02:53:13.412] {'ok': 1.0}