Stopwatch
=========

.. currentmodule:: deepfos.lib.stopwatch

.. autoclass:: Stopwatch

   :exclude-members:



计时器

    Args:
        unit: 计时单位
        sink: 耗时信息的输出函数，默认为 ``logger.info``

    >>> watch = Stopwatch(unit='s', sink=print)
    >>> import time
    >>> with watch('[task - sleep]'):
    ...    time.sleep(0)
    [task - sleep]:0.00s
    

.. autosummary::