Update app.py

app.py

@@ -145,7 +145,7 @@ def secure_execute_flask_code(app_instance, code, log_func, request_obj):
         'app': app_instance,
         'log': log_func,
         'request': request_obj,
-        "__name__": __main__,
+        '__name__': '__main__',
         '__builtins__': {
             'str': str, 'int': int, 'float': float, 'bool': bool, 'list': list,
             'dict': dict, 'tuple': tuple, 'set': set, 'len': len, 'range': range,