Upload tool

tool.py

@@ -13,9 +13,9 @@ class UserInputTool(Tool):
         import logging
         self.logger = logging.getLogger(__name__)
         self.logger.setLevel(logging.INFO)
-        self.user_input = ""  # Initialize user_input as an instance variable
+        self.user_input = ""
 
-    def _validate_question(self, question) -> tuple[bool, str]:
+    async def _validate_question(self, question) -> tuple[bool, str]:
         # Helper method to validate the question
         if not isinstance(question, str):
             return False, f"Question must be a string, got {type(question)}"
@@ -25,7 +25,7 @@ class UserInputTool(Tool):
 
     async def forward(self, question: str) -> str:
         # Validate the question first
-        success, response = self._validate_question(question)
+        success, response = await self._validate_question(question)
         if not success:
             self.logger.error(response)
             return f"Error: {response}"