diff --git a/src/python/grpcio/grpc/experimental/aio/_call.py b/src/python/grpcio/grpc/experimental/aio/_call.py
index 78da009ec01..c038b3a3ffa 100644
--- a/src/python/grpcio/grpc/experimental/aio/_call.py
+++ b/src/python/grpcio/grpc/experimental/aio/_call.py
@@ -17,7 +17,7 @@ import asyncio
 from functools import partial
 import logging
 import enum
-from typing import AsyncIterable, Awaitable, Dict, Optional
+from typing import AsyncIterable, Awaitable, Optional
 
 import grpc
 from grpc import _common
diff --git a/src/python/grpcio_tests/tests_aio/unit/metadata_test.py b/src/python/grpcio_tests/tests_aio/unit/metadata_test.py
index b1a772df7be..6551e4ca084 100644
--- a/src/python/grpcio_tests/tests_aio/unit/metadata_test.py
+++ b/src/python/grpcio_tests/tests_aio/unit/metadata_test.py
@@ -217,13 +217,6 @@ class TestMetadata(AioTestBase):
         self.assertEqual(_RESPONSE, await call)
         self.assertEqual(grpc.StatusCode.OK, await call.code())
 
-    async def test_from_client_to_server_with_iterator(self):
-        multicallable = self._client.unary_unary(_TEST_CLIENT_TO_SERVER)
-        call = multicallable(
-            _REQUEST, metadata=iter(_INITIAL_METADATA_FROM_CLIENT_TO_SERVER))
-        self.assertEqual(_RESPONSE, await call)
-        self.assertEqual(grpc.StatusCode.OK, await call.code())
-
     @unittest.skipIf(platform.system() == 'Windows',
                      'https://github.com/grpc/grpc/issues/21943')
     async def test_invalid_metadata(self):