code: def wrap_view_func(self, app, rule, req, view_func, view_kwargs):
          
          operation = view_func.__module__ + "." + view_func.__name__
          return self.trace_view_function(
              view_func, ("Controller", {"path": req.path, "name": operation})
          )
docs: This method is called just before the flask view is called.
          This is done by the dispatch_request method.