Update app.py

app.py

@@ -29,15 +29,19 @@ with open("example.txt") as f:
 
 with gr.Blocks() as app:
     def chat(text):
-        response = palm.generate_text(
-        **defaults,
-        prompt = f"""Rewrite the following sentence to fix the grammar issues and correct the sentence.
-                {example}
-                input: {text}
-                fixed"""
-        )
-        return response.result
-
+        try:
+            response = palm.generate_text(
+            **defaults,
+            prompt = f"""Rewrite the following sentence to fix the grammar issues and correct the sentence.
+                    {example}
+                    input: {text}
+                    fixed"""
+            )
+            return response.result
+        
+        except:
+            return "I am not able to correct the sentence given. Please try again."
+        
     with gr.Column():
         text = gr.Textbox(lines=4, label="Text", max_lines=4, placeholder="Write something awesome. It will be corrected automatically.")