utils.py 文件源码

def date_format(date=None, format="%Y-%m-%d"):
    '''
    Converts date into a time-based string

    date
      any datetime, time string representation...

    format
       :ref:`strftime<http://docs.python.org/2/library/datetime.html#datetime.datetime.strftime>` format

    >>> import datetime
    >>> src = datetime.datetime(2002, 12, 25, 12, 00, 00, 00)
    >>> date_format(src)
    '2002-12-25'
    >>> src = '2002/12/25'
    >>> date_format(src)
    '2002-12-25'
    >>> src = 1040814000
    >>> date_format(src)
    '2002-12-25'
    >>> src = '1040814000'
    >>> date_format(src)
    '2002-12-25'
    '''
    return date_cast(date).strftime(format)