base64.b32encode(s) Encode the bytes-like object s using Base32 and return the

set_visible(visible) Set the message’s visible headers to be the same as the headers in message. Parameter visible

list_folders() Return a list of the names of all folders.

lock() unlock() Three locking mechanisms are used—dot locking and, if available, the flock() and lockf()

mimetypes.knownfiles List of type map file names commonly installed. These files are typically named mime.types

fold(*, policy) Return a string containing

popitem() Return an arbitrary (key, message) pair, where key is a key and message is a message

base64.urlsafe_b64encode(s) Encode bytes-like object s using the URL- and filesystem-safe

class email.generator.Generator(outfp, mangle_from_=True, maxheaderlen=78, *, policy=None) The constructor for the Generator

class email.contentmanager.ContentManager Base class for content managers. Provides the standard registry mechanisms to register