PYTHON-2504 Clean up docs for keyword arguments

Author: ShaneHarvey

pymongo/collection.py

@@ -2020,11 +2020,11 @@ def create_index(
             pairs specifying the index to create
           - `session` (optional): a
             :class:`~pymongo.client_session.ClientSession`.
-            arguments
           - `comment` (optional): A user-provided comment to attach to this
             command.
           - `**kwargs` (optional): any additional index creation
             options (see the above list) should be passed as keyword
+            arguments.
 
         .. versionchanged:: 4.4
            Allow passing a list containing (key, direction) pairs
@@ -2072,7 +2072,6 @@ def drop_indexes(
         :Parameters:
           - `session` (optional): a
             :class:`~pymongo.client_session.ClientSession`.
-            arguments
           - `comment` (optional): A user-provided comment to attach to this
             command.
           - `**kwargs` (optional): optional arguments to the createIndexes

pymongo/operations.py

@@ -480,10 +480,10 @@ def __init__(self, keys: _IndexKeyHint, **kwargs: Any) -> None:
 
         :Parameters:
           - `keys`: a single key or a list containing (key, direction) pairs
-             or keys specifying the index to create
+             or keys specifying the index to create.
           - `**kwargs` (optional): any additional index creation
             options (see the above list) should be passed as keyword
-            arguments
+            arguments.
 
         .. versionchanged:: 3.11
            Added the ``hidden`` option.