🐛 fix(custom_component.py): remove unnecessary return type annotation from _class_template_validation method

🐛 fix(custom_component.py): handle case when code is empty in is_check_valid method to avoid potential error
🐛 fix(types.py): change field_value parameter type from str to Any in add_new_custom_field function to allow any value type

src/backend/langflow/interface/custom/custom_component.py

@@ -29,7 +29,7 @@ class CustomComponent(Component, extra=Extra.allow):
     def build_config(self):
         return self.field_config
 
-    def _class_template_validation(self, code: str) -> bool:
+    def _class_template_validation(self, code: str):
         TYPE_HINT_LIST = ["Optional", "Prompt", "PromptTemplate", "LLMChain"]
 
         if not code:
@@ -52,7 +52,7 @@ class CustomComponent(Component, extra=Extra.allow):
                 raise HTTPException(status_code=400, detail=error_detail)
 
     def is_check_valid(self) -> bool:
-        return self._class_template_validation(self.code)
+        return self._class_template_validation(self.code) if self.code else False
 
     def get_code_tree(self, code: str):
         return super().get_code_tree(code)

src/backend/langflow/interface/types.py

@@ -1,3 +1,4 @@
+from typing import Any
 from langflow.interface.agents.base import agent_creator
 from langflow.interface.chains.base import chain_creator
 from langflow.interface.custom.constants import CUSTOM_COMPONENT_SUPPORTED_TYPES
@@ -89,7 +90,7 @@ def add_new_custom_field(
     template,
     field_name: str,
     field_type: str,
-    field_value: str,
+    field_value: Any,
     field_required: bool,
     field_config: dict,
 ):