ci: enforce code formatting checks for backend and frontend (#1536)

backend/tests/test_channels.py

@@ -600,10 +600,7 @@ class TestChannelManager:
             await manager.stop()
 
             mock_client.runs.wait.assert_not_called()
-            assert outbound_received[0].text == (
-                "Invalid channel session assistant_id 'bad agent!'. "
-                "Use 'lead_agent' or a custom agent name containing only letters, digits, and hyphens."
-            )
+            assert outbound_received[0].text == ("Invalid channel session assistant_id 'bad agent!'. Use 'lead_agent' or a custom agent name containing only letters, digits, and hyphens.")
 
         _run(go())
 

backend/tests/test_claude_provider_oauth_billing.py

@@ -56,10 +56,7 @@ def test_billing_not_duplicated_on_second_call(model):
     payload = {"system": [{"type": "text", "text": "prompt"}]}
     model._apply_oauth_billing(payload)
     model._apply_oauth_billing(payload)
-    billing_count = sum(
-        1 for b in payload["system"]
-        if isinstance(b, dict) and OAUTH_BILLING_HEADER in b.get("text", "")
-    )
+    billing_count = sum(1 for b in payload["system"] if isinstance(b, dict) and OAUTH_BILLING_HEADER in b.get("text", ""))
     assert billing_count == 1
 
 

backend/tests/test_client.py

@@ -65,14 +65,7 @@ class TestClientInit:
     def test_custom_params(self, mock_app_config):
         mock_middleware = MagicMock()
         with patch("deerflow.client.get_app_config", return_value=mock_app_config):
-            c = DeerFlowClient(
-                model_name="gpt-4",
-                thinking_enabled=False,
-                subagent_enabled=True,
-                plan_mode=True,
-                agent_name="test-agent",
-                middlewares=[mock_middleware]
-            )
+            c = DeerFlowClient(model_name="gpt-4", thinking_enabled=False, subagent_enabled=True, plan_mode=True, agent_name="test-agent", middlewares=[mock_middleware])
         assert c._model_name == "gpt-4"
         assert c._thinking_enabled is False
         assert c._subagent_enabled is True

backend/tests/test_lead_agent_model_resolution.py

@@ -132,18 +132,13 @@ def test_build_middlewares_uses_resolved_model_name_for_vision(monkeypatch):
     monkeypatch.setattr(lead_agent_module, "_create_summarization_middleware", lambda: None)
     monkeypatch.setattr(lead_agent_module, "_create_todo_list_middleware", lambda is_plan_mode: None)
 
-    middlewares = lead_agent_module._build_middlewares(
-        {"configurable": {"model_name": "stale-model", "is_plan_mode": False, "subagent_enabled": False}},
-        model_name="vision-model",
-        custom_middlewares=[MagicMock()]
-    )
+    middlewares = lead_agent_module._build_middlewares({"configurable": {"model_name": "stale-model", "is_plan_mode": False, "subagent_enabled": False}}, model_name="vision-model", custom_middlewares=[MagicMock()])
 
     assert any(isinstance(m, lead_agent_module.ViewImageMiddleware) for m in middlewares)
     # verify the custom middleware is injected correctly
     assert len(middlewares) > 0 and isinstance(middlewares[-2], MagicMock)
 
 
-
 def test_create_summarization_middleware_uses_configured_model_alias(monkeypatch):
     monkeypatch.setattr(
         lead_agent_module,

backend/tests/test_memory_storage.py

@@ -33,6 +33,7 @@ class TestMemoryStorageInterface:
 
     def test_abstract_methods(self):
         """Should raise TypeError when trying to instantiate abstract class."""
+
         class TestStorage(MemoryStorage):
             pass
 
@@ -45,6 +46,7 @@ class TestFileMemoryStorage:
 
     def test_get_memory_file_path_global(self, tmp_path):
         """Should return global memory file path when agent_name is None."""
+
         def mock_get_paths():
             mock_paths = MagicMock()
             mock_paths.memory_file = tmp_path / "memory.json"
@@ -58,6 +60,7 @@ class TestFileMemoryStorage:
 
     def test_get_memory_file_path_agent(self, tmp_path):
         """Should return per-agent memory file path when agent_name is provided."""
+
         def mock_get_paths():
             mock_paths = MagicMock()
             mock_paths.agent_memory_file.return_value = tmp_path / "agents" / "test-agent" / "memory.json"
@@ -68,9 +71,7 @@ class TestFileMemoryStorage:
             path = storage._get_memory_file_path("test-agent")
             assert path == tmp_path / "agents" / "test-agent" / "memory.json"
 
-    @pytest.mark.parametrize(
-        "invalid_name", ["", "../etc/passwd", "agent/name", "agent\\name", "agent name", "agent@123", "agent_name"]
-    )
+    @pytest.mark.parametrize("invalid_name", ["", "../etc/passwd", "agent/name", "agent\\name", "agent name", "agent@123", "agent_name"])
     def test_validate_agent_name_invalid(self, invalid_name):
         """Should raise ValueError for invalid agent names that don't match the pattern."""
         storage = FileMemoryStorage()
@@ -79,6 +80,7 @@ class TestFileMemoryStorage:
 
     def test_load_creates_empty_memory(self, tmp_path):
         """Should create empty memory when file doesn't exist."""
+
         def mock_get_paths():
             mock_paths = MagicMock()
             mock_paths.memory_file = tmp_path / "non_existent_memory.json"
@@ -125,10 +127,10 @@ class TestFileMemoryStorage:
                 # First load
                 memory1 = storage.load()
                 assert memory1["facts"][0]["content"] == "initial fact"
-                
+
                 # Update file directly
                 memory_file.write_text('{"version": "1.0", "facts": [{"content": "updated fact"}]}')
-                
+
                 # Reload should get updated data
                 memory2 = storage.reload()
                 assert memory2["facts"][0]["content"] == "updated fact"
@@ -141,6 +143,7 @@ class TestGetMemoryStorage:
     def reset_storage_instance(self):
         """Reset the global storage instance before and after each test."""
         import deerflow.agents.memory.storage as storage_mod
+
         storage_mod._storage_instance = None
         yield
         storage_mod._storage_instance = None
@@ -167,6 +170,7 @@ class TestGetMemoryStorage:
     def test_get_memory_storage_thread_safety(self):
         """Should safely initialize the singleton even with concurrent calls."""
         results = []
+
         def get_storage():
             # get_memory_storage is called concurrently from multiple threads while
             # get_memory_config is patched once around thread creation. This verifies