posix, pwd, spwd, grp, crypt, termios, tty, pty, fcntl, pipes, resource, nis, syslog
msilib, msvcrt, winreg, winsound
os, io, time, argparse, getopt, logging, getpass, curses, platform, error, ctypes
threads, multiprocessing, concurrent, subprocess, sched, queue, _thread, _dummy_thread
datetime, calendar, collections, heapq, bisect, array, weakref, types, copy, pprint, reprlib, enum
boolean, comparisons, numerics, iterators, sequences, text sequences, binary sequences, sets, maps, context managers, more
typing, pydoc, doctest, unittest, 2to3, test
basics, concrete exceptions, warnings, hierarchy
zlib, gzip, bz2, lzma, zipfile, tarfile
csv, configparser, netrc, xdrlib, plistlib
pickle, copyreg, shelve, marshal, dbm, sqlite3
pathlib, os.path, fileinput, stat, filecmp, tempfile, glob, fnmatch, linecache, shutil
itertools, functools, operators
webbrowser, cgi, cgitb, wegiref, urllib, http, ftplib, poplib, imaplib, nntplib, smtplib, smtpd, telnetlib, uuid, socketserver, http.server, http.cookies, xmlrpc, ipaddress
parser, ast, symtable, symbol, token, keyword, tokenize, tabnanny, pyrlbr, py_compile, compileall, diss, pickletools
zipimport, pkgutil, modulefinder, runpy, importlib
audioop, aifc, sunau, wave, chunk, colorsys, imghdr, sndhdr, ossaudiodev
email, json, mailcap, mailbox, mimetypes, base64, binhex, binascii, quopri, uu
asyncio, socket, ssl, select, selectors, asyncore asynchat, signal, mmap
numbers, math, cmath, decimal, fractions, random, statistics
disutils, ensurepip, venv, zipapp
sys, sysconfig, builtins, __main__, warnings, dataclasses, contextlib, abc, atexit, traceback, __future__, gc, inspect, site