update get_artist docstring (closes #489)

ytmusicapi/mixins/browsing.py

@@ -120,10 +120,10 @@ def get_artist(self, channelId: str) -> Dict:
         """
         Get information about an artist and their top releases (songs,
         albums, singles, videos, and related artists). The top lists
-        contain pointers for getting the full list of releases. For
-        songs/videos, pass the browseId to :py:func:`get_playlist`.
-        For albums/singles, pass browseId and params to :py:func:
-        `get_artist_albums`.
+        contain pointers for getting the full list of releases.
+
+        For songs/videos, pass the browseId to :py:func:`get_playlist`.
+        For albums/singles, pass browseId and params to :py:func:`get_artist_albums`.
 
         :param channelId: channel id of the artist
         :return: Dictionary with requested information.
@@ -243,7 +243,7 @@ def get_artist_albums(self, channelId: str, params: str) -> List[Dict]:
         """
         Get the full list of an artist's albums or singles
 
-        :param channelId: channel Id of the artist
+        :param channelId: browseId of the artist as returned by :py:func:`get_artist`
         :param params: params obtained by :py:func:`get_artist`
         :return: List of albums in the format of :py:func:`get_library_albums`,
           except artists key is missing.