functions.py 文件源码

def to_date_time(dt, tz_in=None, tz_out=None):
    """Convert value to date/time object

    :param dt: value representing a date/time (parsed by pandas.Timestamp)
    :param tz_in: time zone to localize data/time value to (parsed by pandas.Timestamp.tz_localize)
    :param tz_out: time zone to convert data/time value into (parsed by pandas.Timestamp.tz_convert)
    :returns: date/time object
    :rtype: datetime.datetime
    """

    if dt is None:
        return None
    try:
        ts = pd.Timestamp(dt)
        if tz_in:
            ts = ts.tz_localize(tz_in)
        if tz_out:
            ts = ts.tz_convert(tz_out)
        return ts.to_datetime()
    except BaseException:
        return None