def datetime_local_to_utc(local):
    """
    Simple function to convert naive :std:`datetime.datetime` object containing
    local time to a naive :std:`datetime.datetime` object with UTC time.
    """
    timestamp = time.mktime(local.timetuple())
    return datetime.datetime.utcfromtimestamp(timestamp)
Simple function to convert naive :std:`datetime.datetime` object containing
    local time to a naive :std:`datetime.datetime` object with UTC time.