refactor(base.py): simplify type of Union fields to the first type in the Union

fix(test_agents_template.py): set value of list field to an empty list
fix(test_llms_template.py): change type of 'request_timeout' field to float

src/backend/langflow/template/base.py

@@ -162,14 +162,23 @@ class FrontendNode(BaseModel):
             _type = _type.replace("Optional[", "")[:-1]
 
         # Check for list type
-        if "List" in _type:
-            _type = _type.replace("List[", "")[:-1]
+        if "List" in _type or "Sequence" in _type:
+            _type = _type.replace("List[", "")
+            _type = _type.replace("Sequence[", "")[:-1]
             field.is_list = True
 
         # Replace 'Mapping' with 'dict'
         if "Mapping" in _type:
             _type = _type.replace("Mapping", "dict")
 
+        # {'type': 'Union[float, Tuple[float, float], NoneType]'} != {'type': 'float'}
+        if "Union" in _type:
+            _type = _type.replace("Union[", "")[:-1]
+            _type = _type.split(",")[0]
+            _type = _type.replace("]", "").replace("[", "")
+
+        field.field_type = _type
+
         # Change type from str to Tool
         field.field_type = "Tool" if key in {"allowed_tools"} else field.field_type
 

tests/test_agents_template.py

@@ -48,6 +48,7 @@ def test_zero_shot_agent(client: TestClient):
         "type": "Tool",
         "list": True,
         "advanced": False,
+        "value": [],
     }
 
 

tests/test_llms_template.py

@@ -291,7 +291,7 @@ def test_openai(client: TestClient):
         "multiline": False,
         "password": False,
         "name": "request_timeout",
-        "type": "Union[float, Tuple[float, float], NoneType]",
+        "type": "float",
         "list": False,
         "advanced": False,
     }
@@ -418,10 +418,9 @@ def test_chat_open_ai(client: TestClient):
         "placeholder": "",
         "show": False,
         "multiline": False,
-        "value": 60,
         "password": False,
         "name": "request_timeout",
-        "type": "int",
+        "type": "float",
         "list": False,
         "advanced": False,
     }