fix: replace non-inclusive language in optionals.py

Signed-off-by: Luca Muscariello <muscariello@ieee.org>

Author: muscariello

src/a2a/client/optionals.py

@@ -5,12 +5,12 @@
 try:
     from grpc.aio import Channel  # pyright: ignore[reportAssignmentType]
 except ImportError:
-    # If grpc.aio is not available, define a dummy type for type checking.
-    # This dummy type will only be used by type checkers.
+    # If grpc.aio is not available, define a stub type for type checking.
+    # This stub type will only be used by type checkers.
     if TYPE_CHECKING:
 
         class Channel:  # type: ignore[no-redef]
-            """Dummy class for type hinting when grpc.aio is not available."""
+            """Stub class for type hinting when grpc.aio is not available."""
 
     else:
         Channel = None  # At runtime, pd will be None if the import failed.

tests/client/test_auth_middleware.py

@@ -351,7 +351,7 @@ async def test_auth_interceptor_skips_when_scheme_not_in_security_schemes(
     """Tests that AuthInterceptor skips a scheme if it's listed in security requirements but not defined in security_schemes."""
     scheme_name = 'missing'
     session_id = 'session-id'
-    credential = 'dummy-token'
+    credential = 'test-token'
     request_payload = {'foo': 'bar'}
     http_kwargs = {'fizz': 'buzz'}
     await store.set_credentials(session_id, scheme_name, credential)

tests/server/agent_execution/test_simple_request_context_builder.py

@@ -92,7 +92,7 @@ async def test_build_basic_context_no_populate(self) -> None:
         )
         # Pass a valid User instance, e.g., UnauthenticatedUser or a mock spec'd as User
         server_call_context = ServerCallContext(
-            user=UnauthenticatedUser(), auth_token='dummy_token'
+            user=UnauthenticatedUser(), auth_token='test_token'
         )
 
         request_context = await builder.build(

tests/server/events/test_event_queue.py

@@ -297,7 +297,7 @@ async def test_close_sets_flag_and_handles_internal_queue_new_python(
 ) -> None:
     """Test close behavior on Python >= 3.13 (using queue.shutdown)."""
     with patch('sys.version_info', (3, 13, 0)):
-        # Inject a dummy shutdown method for non-3.13 runtimes
+        # Inject a stub shutdown method for non-3.13 runtimes
         from typing import cast
 
         queue = cast('Any', event_queue.queue)

tests/server/request_handlers/test_default_request_handler.py

@@ -1828,10 +1828,10 @@ async def test_cleanup_producer_task_id_not_in_running_agents():
     task_id = 'task_already_cleaned'
 
     # Create a real, completed asyncio.Task for the test
-    async def dummy_coro_for_task():
+    async def noop_coro_for_task():
         pass
 
-    mock_producer_task = asyncio.create_task(dummy_coro_for_task())
+    mock_producer_task = asyncio.create_task(noop_coro_for_task())
     await asyncio.sleep(
         0
     )  # Ensure the task has a chance to complete/be scheduled

tests/utils/test_signing.py

@@ -147,7 +147,7 @@ def test_signer_and_verifier_symmetric_multiple_signatures(
 
 def test_signer_and_verifier_asymmetric(sample_agent_card: AgentCard):
     """Test the agent card signing and verification process with an asymmetric key encryption."""
-    # Generate a dummy EC private key for ES256
+    # Generate a sample EC private key for ES256
     private_key = asymmetric.ec.generate_private_key(asymmetric.ec.SECP256R1())
     public_key = private_key.public_key()
     # Generate another key pair for negative test