from datetime import datetime
import time


def convert_debian_time_to_unix(debian_time):
    """Convert Debian time to unix time, i.e. seconds from epoch.

    Args:
         date in the format day-of-week, dd month yyyy hh:mm:ss +zzzz

    Returns:
        str of unix timestamp
    """
    dt_obj = datetime.strptime(debian_time, '%a, %d %b %Y %H:%M:%S %z')
    return str(int(time.mktime(dt_obj.timetuple())))