code: def patch_traces(self, traces, project_id=None):
          
          if project_id is None:
              project_id = self.project
  
          self.trace_api.patch_traces(project_id=project_id, traces=traces)
docs: Sends new traces to Stackdriver Trace or updates existing traces.
  
          Args:
              traces (dict): Required. The traces to be patched in the API call.
  
              project_id (Optional[str]): ID of the Cloud project where the trace
                  data is stored.