event_file_writer.py 文件源码

def __init__(self, file_prefix):
        '''
        Events files have a name of the form
        '/some/file/path/events.out.tfevents.[timestamp].[hostname]'
        '''
        self._file_prefix = file_prefix + ".out.tfevents." \
                            + str(time.time())[:10] + "." + socket.gethostname()

        # Open(Create) the log file with the particular form of name.
        logging.basicConfig(filename=self._file_prefix)

        self._num_outstanding_events = 0

        self._py_recordio_writer = RecordWriter(self._file_prefix)

        # Initialize an event instance.
        self._event = event_pb2.Event()

        self._event.wall_time = time.time()

        self.write_event(self._event)