Add docstrings.

Sarah Stringer · Sarah Stringer · commit 2064949c8640 · 2021-10-13T16:41:39.000-07:00
diff --git a/twilio/jwt/access_token/grants.py b/twilio/jwt/access_token/grants.py
@@ -200,12 +200,19 @@ def to_payload(self):
 
 class PlaybackGrant(AccessTokenGrant):
     """Grant to access Twilio Live stream"""
+
     def __init__(self, grant=None):
+        """Initialize a PlaybackGrant with a grant retrieved from the Twilio API."""
+
         self.grant = grant
 
     @property
     def key(self):
+        """Return the grant's key."""
+
         return "player"
 
     def to_payload(self):
+        """Return the grant."""
+
         return self.grant
