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#!/usr/bin/env python3
import imaplib
import os
import configparser as ConfigParser
import email
import datetime
from time import sleep


imaplib._MAXLINE = 40000


class emailreceiver():
    def open_connection(self, verbose=False):
        # Read the config file
        config = ConfigParser.ConfigParser()
        config.read([os.path.expanduser('~/.pymotw')])

        # Connect to the server
        hostname = '<server>'
        if verbose: print('Connecting to', hostname)
        connection = imaplib.IMAP4_SSL(hostname)

        # Login to our account
        username = '<email>'
        password = '<pw>'
        if verbose: print('Logging in as', username)
        connection.login(username, password)
        return connection


if __name__ == '__main__':
    c = emailreceiver().open_connection(True)

    try:
        typ, data = c.select('INBOX')
        date = (datetime.date.today() - datetime.timedelta(1)).strftime("%d-%b-%Y")

        num_msgs = int(data[0])
        print('There are %d messages in INBOX' % num_msgs)
        # result, data = c.uid('search', None, "ALL")
        result, data = c.uid('search', None, '(SENTSINCE {date})'.format(date=date))
        ids = data[0]  # data is a list.
        id_list = ids.split()  # ids is a space separated string
        latest_email_uid = id_list[-1]  # get the latest
        result, data = c.uid('fetch', latest_email_uid, '(RFC822)')
        raw_email = data[0][1]
        email_message = email.message_from_bytes(raw_email)

        if email.utils.parseaddr(email_message['From'])[1] == 'peterboelke@gmail.com':
            subject_message = email_message['Subject'].lower()
            if subject_message == 'test':
                print("test")
                c.store(latest_email_uid, '+FLAGS', r'(\\Deleted)')
                typ, response = c.expunge()
                print('Expunged:', response)

            elif subject_message == 'loadpodcasts':
                print('start loading podcasts')
                c.store(latest_email_uid, '+FLAGS', r'(\\Deleted)')
                typ, response = c.expunge()

                print('Expunged:', response)

    except IndexError:
        print("No Messages")

    c.logout()

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c.store(latest_email_uid, '+FLAGS', r'(\\Deleted)')

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Traceback (most recent call last):
  File "/home/klofisch/PycharmProjects/pytools/Email/Reciever/receiver.py", line 60, in <module>
    c.store(latest_email_uid, '+FLAGS', r'(\\Deleted)')
  File "/usr/lib/python3.4/imaplib.py", line 778, in store
    typ, dat = self._simple_command('STORE', message_set, command, flags)
  File "/usr/lib/python3.4/imaplib.py", line 1134, in _simple_command
    return self._command_complete(name, self._command(name, *args))
  File "/usr/lib/python3.4/imaplib.py", line 965, in _command_complete
    raise self.error('%s command error: %s %s' % (name, typ, data))
imaplib.error: STORE command error: BAD [b'Error in IMAP command STORE: Invalid messageset']

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c.store(latest_email_uid, '+FLAGS', '\\Deleted')

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c.store(latest_email_uid, '+FLAGS', r'(\\Deleted)')