fix linter and integration tests

Signed-off-by: Tim Li <[email protected]>

Author: timl3136

cadence/client.py

@@ -261,15 +261,13 @@ async def signal_with_start_workflow(
         options = _validate_and_apply_defaults(StartWorkflowOptions(**options_kwargs))
 
         # Build the start workflow request
-        start_request = await self._build_start_workflow_request(
-            workflow, args, options
-        )
+        start_request = self._build_start_workflow_request(workflow, args, options)
 
         # Encode signal input
         signal_payload = None
         if signal_input is not None:
             try:
-                signal_payload = await self.data_converter.to_data(signal_input)
+                signal_payload = self.data_converter.to_data([signal_input])
             except Exception as e:
                 raise ValueError(f"Failed to encode signal input: {e}")
 

cadence/workflow.py

@@ -44,6 +44,7 @@ async def execute_activity(
         activity, result_type, *args, **kwargs
     )
 
+
 T = TypeVar("T", bound=Callable[..., Any])
 
 

tests/cadence/_internal/workflow/test_workflow_engine_integration.py

@@ -4,7 +4,7 @@
 """
 
 import pytest
-from unittest.mock import Mock, AsyncMock, patch
+from unittest.mock import Mock, patch
 from cadence.api.v1.service_worker_pb2 import PollForDecisionTaskResponse
 from cadence.api.v1.common_pb2 import Payload, WorkflowExecution, WorkflowType
 from cadence.api.v1.history_pb2 import (
@@ -244,7 +244,7 @@ async def test_extract_workflow_input_deserialization_error(
         decision_task = self.create_mock_decision_task()
 
         # Mock data converter to raise an exception
-        mock_client.data_converter.from_data = AsyncMock(
+        mock_client.data_converter.from_data = Mock(
             side_effect=Exception("Deserialization error")
         )