Update app.py

app.py

@@ -38,7 +38,7 @@ def generate_pun(topic: str) -> str:
             "weather": "I tried to catch some fog... but I mist.",
         }
         return puns.get(topic.lower(), f"I don't have a pun for '{topic}' yet, but I’ll *try* not to make a joke of it!")
-    expect Exception as e:
+    except Exception as e:
         return f"OOps, couldn't generate a pun: {str(e)}"
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !