Update tools/final_answer.py

tools/final_answer.py

@@ -1,14 +1,21 @@
-from typing import Any, Optional
 from smolagents.tools import Tool
 
 class FinalAnswerTool(Tool):
     name = "final_answer"
     description = "Provides a final answer to the given problem."
-    inputs = {'answer': {'type': 'any', 'description': 'The final answer to the problem'}}
-    output_type = "any"
 
-    def forward(self, answer: Any) -> Any:
+    inputs = {
+        "answer": {
+            "type": "string",
+            "description": "The final answer to the problem"
+        }
+    }
+
+    output_type = "string"
+
+    def forward(self, answer: str) -> str:
         return answer
 
     def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
         self.is_initialized = False