"""Set all members of a list to receive plain format digests if and when
they receive digests.  Also set the list's plain_is_default_digest to plain.

Save as bin/set_plain.py

Run via

   bin/withlist -r set_plain <listname>

or

  bin/withlist -a -r set_plain

to do all lists.
"""

from Mailman import mm_cfg

def set_plain(mlist):
    if not mlist.Locked():
        mlist.Lock()
    for member in mlist.getMembers():
        mlist.setMemberOption(member, mm_cfg.DisableMime, 1)
    mlist.mime_is_default_digest = False
    mlist.Save()
    mlist.Unlock()