def utcparse(input):
    """ Translate a string into a time using dateutil.parser.parse but make sure it's in UTC time and strip
the timezone, so that it's compatible with normal datetime.datetime objects.

For safety this can also handle inputs that are either timestamps, or datetimes
"""
    # prepare the input for the checks below by
    # casting strings ('1327098335') to ints
    if isinstance(input, StringTypes):
        try:
            input = int(input)
        except __HOLE__:
            pass

    if isinstance (input, datetime.datetime):
        logger.warn ("argument to utcparse already a datetime - doing nothing")
        return input
    elif isinstance (input, StringTypes):
        t = dateutil.parser.parse(input)
        if t.utcoffset() is not None:
            t = t.utcoffset() + t.replace(tzinfo=None)
        return t
    elif isinstance (input, (int,float,long)):
        return datetime.datetime.fromtimestamp(input)
    else:
        logger.error("Unexpected type in utcparse [%s]"%type(input))
dataset/ETHPy150Open fp7-ofelia/ocf/ofam/src/src/foam/sfa/util/sfatime.py/utcparse