Update tools.py

tools.py

@@ -58,7 +58,7 @@ class evaluate_consumption_example(Tool):
     inputs = {
         "code": {
             "type": "string",
-            "description": "The code to evaluate. Here, it is an example, so just set it to 'None'.
+            "description": "The code to evaluate. Here, it is an example, so just set it to 'None'."
         }
     }
     output_type = "string"