# Exim bouncer module for Mailman

"""Parse bounce messages generated by Exim.

Exim adds an X-Failed-Recipients: header to bounce messages containing
an "addresslist" of failed addresses.

"""


def process(mlist, msg):
    # return just the route-address elements of the addresslist
    addrs = map(lambda x: x[1], msg.getaddrlist('X-Failed-Recipients'))
    return addrs or None