Update app.py

app.py

@@ -50,11 +50,16 @@ custom_js = """
 # =========================================================
 def google_search_query(question):
     try:
-        # 🔒 Bulletproof input normalization
-        question = "" if question is None else str(question)
+        # Force conversion to string safely
+        if question is None:
+            question = ""
+        else:
+            question = str(question)
+
         question = question.strip()
 
-        if question == "":
+        # Only block if truly empty
+        if len(question) == 0:
             return "Please type a question above 👆", ""
 
         google_search_tool = Tool(google_search=GoogleSearch())
@@ -74,24 +79,24 @@ def google_search_query(question):
 
         ai_response = response.text or "No AI response generated."
 
+        # Safe grounding extraction
         search_results = ""
-        if (
-            response.candidates
-            and response.candidates[0].grounding_metadata
-            and response.candidates[0].grounding_metadata.search_entry_point
-        ):
+        try:
             search_results = (
                 response.candidates[0]
                 .grounding_metadata
                 .search_entry_point
                 .rendered_content
             )
+        except Exception:
+            search_results = ""
 
         return ai_response, search_results
 
     except Exception as e:
         return f"❌ Error: {str(e)}", ""
 
+
 # =========================================================
 # Gradio App
 # =========================================================