Linter/type check

Signed-off-by: Elena Kolevska <[email protected]>

Author: elena-kolevska

dapr/clients/grpc/_request.py

@@ -311,7 +311,7 @@ def key(self) -> str:
         return self._key
 
     @property
-    def data(self) -> Union[bytes, str]:
+    def data(self) -> Union[bytes, str, None]:
         """Gets raw data."""
         return self._data
 

dapr/clients/grpc/client.py

@@ -933,7 +933,7 @@ def execute_state_transaction(
                 operationType=o.operation_type.value,
                 request=common_v1.StateItem(
                     key=o.key,
-                    value=to_bytes(o.data) if o.data is not None else None,
+                    value=to_bytes(o.data) if o.data is not None else to_bytes(''),
                     etag=common_v1.Etag(value=o.etag) if o.etag is not None else None,
                 ),
             )