airflow/utils/log/s3_task_handler.py
def close(self):
        """
        Close and upload local log file to remote storage S3.
        """
        # When application exit, system shuts down all handlers by
        # calling close method. Here we check if logger is already
        # closed to prevent uploading the log to remote storage multiple
        # times when `logging.shutdown` is called.
        if self.closed:
            return

        super().close()

        if not self.upload_on_close:
            return

        local_loc = os.path.join(self.local_base, self.log_relative_path)
        remote_loc = os.path.join(self.remote_base, self.log_relative_path)
        if os.path.exists(local_loc):
            # read log and remove old logs to get just the latest additions
            with open(local_loc, 'r') as logfile:
                log = logfile.read()
            self.s3_write(log, remote_loc)

        # Mark closed so we don't double write if close is called twice
        self.closed = True
def close(self):
        """
        Close and upload local log file to remote storage S3.
        """
        # When application exit, system shuts down all handlers by
        # calling close method. Here we check if logger is already
        # closed to prevent uploading the log to remote storage multiple
        # times when `logging.shutdown` is called.
        if self.closed:
            return

        super().close()

        if not self.upload_on_close:
            return

        local_loc = os.path.join(self.local_base, self.log_relative_path)
        remote_loc = os.path.join(self.remote_base, self.log_relative_path)
        if os.path.exists(local_loc):
            # read log and remove old logs to get just the latest additions
            with open(local_loc, 'r') as logfile:
                log = logfile.read()
            self.s3_write(log, remote_loc)

        # Mark closed so we don't double write if close is called twice
        self.closed = True
Close and upload local log file to remote storage S3.