update oauth docs and request interactive input instead of aborting

docs/source/setup/oauth.rst

@@ -1,7 +1,16 @@
 OAuth authentication
 ====================
 
-After you have installed ``ytmusicapi``, simply run
+.. attention::
+
+   As of November 2024, YouTube Music requires a Client Id and Secret for the YouTube Data API to connect to the API.
+
+   Go to the `YouTube Data API docs <https://developers.google.com/youtube/registering_an_application>`_ to
+   obtain the credentials. This requires a Google Cloud Console account and project.
+
+   For your new credentials, select ``OAuth client ID`` and pick ``TVs and Limited Input devices``.
+
+After you have installed ``ytmusicapi``, run
 
 .. code-block:: bash
 
@@ -11,5 +20,11 @@ and follow the instructions. This will create a file ``oauth.json`` in the curre
 
 You can pass this file to :py:class:`YTMusic` as explained in :doc:`../usage`.
 
+You will also need to pass ``client_id`` and ``client_secret`` to :py:class:`YTMusic`:
+
+.. code-block::
+
+    ytmusic = YTMusic('oauth.json', oauth_credentials=OAuthCredentials(client_id=client_id, client_secret=client_secret)
+
 This OAuth flow uses the
-`Google API flow for TV devices <https://developers.google.com/youtube/v3/guides/auth/devices>`_.
+`Google API flow for TV devices <https://developers.google.com/youtube/v3/guides/auth/devices>`_.

ytmusicapi/setup.py

@@ -1,7 +1,7 @@
 import argparse
 import sys
 from pathlib import Path
-from typing import Optional
+from typing import Optional, Union
 
 import requests
 
@@ -72,16 +72,15 @@ def parse_args(args):
     return parser.parse_args(args)
 
 
-def main():
+def main() -> Union[RefreshingToken, str]:
     args = parse_args(sys.argv[1:])
-    if args.setup_type == "oauth" and (args.client_id is None or args.client_secret is None):
-        print(
-            "You have to supply both your Google Youtube API client ID and client secret to create a valid oauth token."
-        )
-        return
     filename = args.file.as_posix() if args.file else f"{args.setup_type}.json"
-    print(f"Creating {filename} with your authentication credentials...")
+    print(f"Creating {Path(filename).as_uri()} with your authentication credentials...")
     if args.setup_type == "oauth":
+        if args.client_id is None:
+            args.client_id = input("Enter your Google Youtube Data API client ID: ")
+        if args.client_secret is None:
+            args.client_secret = input("Enter your Google Youtube Data API client secret: ")
         return setup_oauth(
             client_id=args.client_id, client_secret=args.client_secret, filepath=filename, open_browser=True
         )