Update app.py

app.py

@@ -56,13 +56,16 @@ def whatsapp_webhook():
         if content_type.startswith('image/'):
             # Handle image processing (disease/pest detection)
             filepath = convert_img(media_url, account_sid, auth_token)
-            if predict_disease(filepath):
-                
-                response_text = predict_disease(filepath)
-            elif predict_pest(filepath):
-                response_text=predict_pest(filepath)
+            if os.path.exists(filepath):
+                if predict_disease(filepath):
+                    
+                    response_text = predict_disease(filepath)
+                elif predict_pest(filepath):
+                    response_text=predict_pest(filepath)
+                else:
+                    response_text = "Please upload other image with good quality."
             else:
-                response_text = "Please upload other image with good quality."
+                response_text = 'No data'
 
         else:
             # Handle PDF processing