Adding experimental tags to class docs so it shows up in online Python Reference. Add to docs rst (#1880)

Signed-off-by: Danny Chiao <danny@tecton.ai>

Author: adchia

sdk/python/docs/source/index.rst

@@ -39,6 +39,12 @@ Feature View
 .. automodule:: feast.feature_view
     :members:
 
+On Demand Feature View
+==================
+
+.. automodule:: feast.on_demand_feature_view
+    :members:
+
 Feature
 ==================
 

sdk/python/feast/cli.py

@@ -249,7 +249,7 @@ def on_demand_feature_views_cmd():
 @click.pass_context
 def on_demand_feature_view_describe(ctx: click.Context, name: str):
     """
-    Describe an on demand feature view
+    [Experimental] Describe an on demand feature view
     """
     repo = ctx.obj["CHDIR"]
     cli_check_repo(repo)
@@ -274,7 +274,7 @@ def on_demand_feature_view_describe(ctx: click.Context, name: str):
 @click.pass_context
 def on_demand_feature_view_list(ctx: click.Context):
     """
-    List all on demand feature views
+    [Experimental] List all on demand feature views
     """
     repo = ctx.obj["CHDIR"]
     cli_check_repo(repo)

sdk/python/feast/on_demand_feature_view.py

@@ -31,7 +31,8 @@
 
 class OnDemandFeatureView:
     """
-    An OnDemandFeatureView defines on demand transformations on existing feature view values and request data.
+    [Experimental] An OnDemandFeatureView defines on demand transformations on existing feature view values and request
+    data.
 
     Args:
         name: Name of the group of features.