handle openai api erro

app.py

@@ -77,6 +77,9 @@ def run_prompt(prompt):
                 st.write(response)
         except openai.error.AuthenticationError:
             st.write("Please input a valid OpenAI API key")
+        except openai.error.APIError:
+            # Handle specific API errors here
+            print("OpenAI API error, please try again!")
 
 
 pre_prompts = [
@@ -142,10 +145,6 @@ with st.sidebar:
         height=200
     )
 
-
-
-prompt = None
-
-# Determine the prompt to use
+# Execute agent on user input
 if user_input := st.chat_input():
     run_prompt(user_input)