Email is one of the oldest forms of digital communication, but it is still one of the most popular. Python’s standard library includes modules for sending, receiving, and storing email messages.
smtplib (page 841) communicates with a mail server to deliver a message.
smtpd (page 847) can be used to create a custom mail server, and provides classes useful for debugging email transmission in other applications.
imaplib (page 864) uses the IMAP protocol to manipulate messages stored on a server. It provides a low-level API for IMAP clients, and can query, retrieve, move, and delete messages.
Local message archives can be created and modified with
mailbox (page 852) using several standard formats including the popular mbox and Maildir ...