def get_date_regex()

in curator/helpers/date_ops.py [0:0]

• 17 lines of code
• 6 McCabe index (conditional complexity)

def get_date_regex(timestring):
    """
    :param timestring: An ``strftime`` pattern
    :type timestring: :py:func:`~.time.strftime`

    :returns: A regex string based on a provided :py:func:`~.time.strftime`
        ``timestring``.
    :rtype: str
    """
    logger = logging.getLogger(__name__)
    prev, regex = ('', '')
    logger.debug('Provided timestring = "%s"', timestring)
    for idx, char in enumerate(timestring):
        logger.debug('Current character: %s Array position: %s', char, idx)
        if char == '%':
            pass
        elif char in date_regex() and prev == '%':
            regex += r'\d{' + date_regex()[char] + '}'
        elif char in ['.', '-']:
            regex += "\\" + char
        else:
            regex += char
        prev = char
    logger.debug('regex = %s', regex)
    return regex