utils.py 文件源码

def rrulestr_to_text(rrule_str, dtstart=None):
    rrstr = rrule.rrulestr(rrule_str, dtstart=dtstart)
    if hasattr(rrstr, '_freq'):
        return rrule_to_text(rrule.rrulestr(rrule_str, dtstart=dtstart))
    elif hasattr(rrstr, '_rrule'):
        output = [rrule_to_text(r) for r in rrstr._rrule]
        if hasattr(rrstr, '_rdate') and rrstr._rdate:
            output.extend([' ', _('and also'), ' '])
            output.extend(_list(map(lambda d: datetime.datetime.strftime(d, '%B %d, %Y'), rrstr._rdate)))
        if hasattr(rrstr, '_exdate') and rrstr._exdate:
            output.extend([' ', _('except'), ' '])
            output.extend(_list(map(lambda d: datetime.datetime.strftime(d, DATE_FORMAT), rrstr._exdate)))
        return "".join(output)