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.

def patch_traces(self, traces, project_id=None):
        """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.
        """
        if project_id is None:
            project_id = self.project

        self.trace_api.patch_traces(project_id=project_id, traces=traces)