Update app.py

app.py

@@ -559,7 +559,10 @@ def answer_question(user_question, chatbot, audio=None):
         chatbot.append((user_question, img))
         print("user_email")
         print(user_email)
-
+        email_pattern = r'[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}'
+        match = re.search(email_pattern, user_question)
+        if match:
+            user_email =  match.group()  # Return the matched email
          # email send
         if user_email:
             # Send email with the chart image attached