def parse_timestamp()

in aliyun/log/util.py [0:0]

• 29 lines of code
• 12 McCabe index (conditional complexity)

def parse_timestamp(tm):
    if isinstance(tm, (int, float)) or \
            (isinstance(tm, (six.text_type, six.binary_type)) and tm.isdigit()):
        return int(tm)

    try:
        dt = parser.parse(tm)
    except ValueError as ex:
        try:
            # try to use dateparser to parse the format.
            from dateparser import parse
            try:
                dt = parse(tm)
                if dt is None:
                    raise ex
            except Exception as e:
                logger.error("fail to parse date: {0}, detail: {1}".format(tm, e))
                raise e

        except ImportError as ex2:
            logger.exception("import error: {}".format(ex2))
            raise ex

    if sys.version_info[:2] == (2, 6):
        if dt.tzinfo is None:
            return int(_get_total_seconds(dt - datetime(1970, 1, 1)))
        return int(_get_total_seconds(dt - datetime(1970, 1, 1, tzinfo=utc)))
    elif six.PY2:
        if dt.tzinfo is None:
            return int((dt - datetime(1970, 1, 1)).total_seconds())
        return int((dt - datetime(1970, 1, 1, tzinfo=utc)).total_seconds())
    else:
        return int(dt.timestamp())