Check the quota and usage of the IMAP server.

imapquota.py

#!/usr/bin/env python
# -*- encoding: utf-8 -*-

'''Get quota from IMAP server
'''

import argparse
import getpass
import imaplib
import re


def getArgs():
    """show argpase snippets
    """
    parser = argparse.ArgumentParser()
    parser.add_argument('-u', '--username', required=True)
    parser.add_argument('-i', '--imap', nargs='?', default='imap.gmail.com')
    parser.add_argument('-p', '--password', nargs='?')
    parser.add_argument('-P', '--port', nargs='?', type=int, default=993)

    return parser.parse_args()

if __name__ == '__main__':
    args = getArgs()

    # Email suffix is usually the server domain name excluding the first part.
    # E.g., @gmail.com for imap.gmail.com
    email_suffix = '.'.join(args.imap.split('.')[1:])
    email_addr = '%s@%s' % (args.username, email_suffix)
    password = args.password or getpass.getpass()

    M = imaplib.IMAP4_SSL(args.imap, args.port)
    M.login(email_addr, password)
    quotaStr = M.getquotaroot("INBOX")[1][1][0]

    p = re.compile('\d+')
    r = p.findall(quotaStr) or [0, 0]

    print "Quota for %s:" % email_addr
    print 'Allotted: %.2f MB' % (float(r[1]) / 1024)
    print 'Used: %.2f MB' % (float(r[0]) / 1024)

    M.logout()