#! /usr/bin/env python

# Delete all mail from the given usernames on the given POP3 server,
# without downloading them.
# There doesn't seem to be any standard program that can do this.

import poplib

server = 'example.com'
port = 995
users = ['user1', 'user2']
passwd = 'seekrit'

for user in users :
    print "\n=========== Deleting messages for", user, "=================="
    pop = poplib.POP3_SSL(server, port)  # skip keyfile and certfile
    try :
        pop.user(user)
        pop.pass_(passwd)
        #pop.pass_(getpass.getpass())
        print "Authenticated user", user
    except poplib.error_proto :
        print "Couldn't authenticate user", user
        continue
    poplist = pop.list()
    if poplist[0].startswith('+OK') :
        msglist = poplist[1]
        for msgspec in msglist :
            # msgspec is something like "3 3941", msg number and size in octets
            msgnum = int(msgspec.split(' ')[0])
            print "Deleting msg %d\r" % msgnum,
            pop.dele(msgnum)
        else :
            print "No messages for", user
    else :
        print "Couldn't list messages: status", poplist[0]
    pop.quit()