= for self-documenting expressions and debuggingbreakpoint()__main__typing module and Generic Typesconcurrent.futures modulemake regen-all build targetmake touch build targetsite-packages Directorymultiprocessing Packageprint As a Functionif Statementsfor Statementsrange() Functionbreak and continue Statements, and else Clauses on Loopspass Statementsassert statementpass statementdel statementreturn statementyield statementraise statementbreak statementcontinue statementimport statementglobal statementnonlocal statementand, or, notint, float, complexlist, tuple, rangestrbytes, bytearray, memoryviewset, frozensetdictstring ? Common string operationsre ? Regular expression operationsdifflib ? Helpers for computing deltastextwrap ? Text wrapping and fillingunicodedata ? Unicode Databasestringprep ? Internet String Preparationreadline ? GNU readline interfacerlcompleter ? Completion function for GNU readlinestruct ? Interpret bytes as packed binary datacodecs ? Codec registry and base classesdatetime ? Basic date and time typescalendar ? General calendar-related functionscollections ? Container datatypescollections.abc ? Abstract Base Classes for Containersheapq ? Heap queue algorithmbisect ? Array bisection algorithmarray ? Efficient arrays of numeric valuesweakref ? Weak referencestypes ? Dynamic type creation and names for built-in typescopy ? Shallow and deep copy operationspprint ? Data pretty printerreprlib ? Alternate repr() implementationenum ? Support for enumerations__new__() vs. __init__()pathlib ? Object-oriented filesystem pathsos.path ? Common pathname manipulationsfileinput ? Iterate over lines from multiple input streamsstat ? Interpreting stat() resultsfilecmp ? File and Directory Comparisonstempfile ? Generate temporary files and directoriesglob ? Unix style pathname pattern expansionfnmatch ? Unix filename pattern matchinglinecache ? Random access to text linesshutil ? High-level file operationspickle ? Python object serializationcopyreg ? Register pickle support functionsshelve ? Python object persistencemarshal ? Internal Python object serializationdbm ? Interfaces to Unix ?databases?sqlite3 ? DB-API 2.0 interface for SQLite databasestarfile ? Read and write tar archive filesos ? Miscellaneous operating system interfacesio ? Core tools for working with streamstime ? Time access and conversionsargparse ? Parser for command-line options, arguments and sub-commandsgetopt ? C-style parser for command line optionslogging ? Logging facility for Pythonlogging.config ? Logging configurationlogging.handlers ? Logging handlersgetpass ? Portable password inputcurses ? Terminal handling for character-cell displayscurses.textpad ? Text input widget for curses programscurses.ascii ? Utilities for ASCII characterscurses.panel ? A panel stack extension for cursesplatform ? Access to underlying platform's identifying dataerrno ? Standard errno system symbolsctypes ? A foreign function library for Pythonthreading ? Thread-based parallelismmultiprocessing ? Process-based parallelismmultiprocessing.shared_memory ? Provides shared memory for direct access across processesconcurrent packageconcurrent.futures ? Launching parallel taskssubprocess ? Subprocess managementsched ? Event schedulerqueue ? A synchronized queue class_thread ? Low-level threading API_dummy_thread ? Drop-in replacement for the _thread moduledummy_threading ? Drop-in replacement for the threading modulecontextvars ? Context Variablesasyncio ? Asynchronous I/Osocket ? Low-level networking interfacessl ? TLS/SSL wrapper for socket objectsselect ? Waiting for I/O completionselectors ? High-level I/O multiplexingasyncore ? Asynchronous socket handlerasynchat ? Asynchronous socket command/response handlersignal ? Set handlers for asynchronous eventsmmap ? Memory-mapped file supportemail ? An email and MIME handling packageemail.message: Representing an email messageemail.parser: Parsing email messagesemail.generator: Generating MIME documentsemail.policy: Policy Objectsemail.errors: Exception and Defect classesemail.headerregistry: Custom Header Objectsemail.contentmanager: Managing MIME Contentemail: Examplesemail.message.Message: Representing an email message using the compat32 APIemail.mime: Creating email and MIME objects from scratchemail.header: Internationalized headersemail.charset: Representing character setsemail.encoders: Encodersemail.utils: Miscellaneous utilitiesemail.iterators: Iteratorsjson ? JSON encoder and decodermailcap ? Mailcap file handlingmailbox ? Manipulate mailboxes in various formatsmimetypes ? Map filenames to MIME typesbase64 ? Base16, Base32, Base64, Base85 Data Encodingsbinhex ? Encode and decode binhex4 filesbinascii ? Convert between binary and ASCIIquopri ? Encode and decode MIME quoted-printable datauu ? Encode and decode uuencode fileshtml ? HyperText Markup Language supporthtml.parser ? Simple HTML and XHTML parserhtml.entities ? Definitions of HTML general entitiesxml.etree.ElementTree ? The ElementTree XML APIxml.dom ? The Document Object Model APIxml.dom.minidom ? Minimal DOM implementationxml.dom.pulldom ? Support for building partial DOM treesxml.sax ? Support for SAX2 parsersxml.sax.handler ? Base classes for SAX handlersxml.sax.saxutils ? SAX Utilitiesxml.sax.xmlreader ? Interface for XML parsersxml.parsers.expat ? Fast XML parsing using Expatwebbrowser ? Convenient Web-browser controllercgi ? Common Gateway Interface supportcgitb ? Traceback manager for CGI scriptswsgiref ? WSGI Utilities and Reference Implementationurllib ? URL handling modulesurllib.request ? Extensible library for opening URLsurllib.request Restrictionsurllib.response ? Response classes used by urlliburllib.parse ? Parse URLs into componentsurllib.error ? Exception classes raised by urllib.requesturllib.robotparser ? Parser for robots.txthttp ? HTTP moduleshttp.client ? HTTP protocol clientftplib ? FTP protocol clientpoplib ? POP3 protocol clientimaplib ? IMAP4 protocol clientnntplib ? NNTP protocol clientsmtplib ? SMTP protocol clientsmtpd ? SMTP Servertelnetlib ? Telnet clientuuid ? UUID objects according to RFC 4122socketserver ? A framework for network servershttp.server ? HTTP servershttp.cookies ? HTTP state managementhttp.cookiejar ? Cookie handling for HTTP clientsxmlrpc ? XMLRPC server and client modulesxmlrpc.client ? XML-RPC client accessxmlrpc.server ? Basic XML-RPC serversipaddress ? IPv4/IPv6 manipulation libraryaudioop ? Manipulate raw audio dataaifc ? Read and write AIFF and AIFC filessunau ? Read and write Sun AU fileswave ? Read and write WAV fileschunk ? Read IFF chunked datacolorsys ? Conversions between color systemsimghdr ? Determine the type of an imagesndhdr ? Determine type of sound fileossaudiodev ? Access to OSS-compatible audio devicesturtle ? Turtle graphicscmd ? Support for line-oriented command interpretersshlex ? Simple lexical analysistkinter ? Python interface to Tcl/Tktkinter.ttk ? Tk themed widgetstkinter.tix ? Extension widgets for Tktkinter.scrolledtext ? Scrolled Text Widgettyping ? Support for type hintspydoc ? Documentation generator and online help systemdoctest ? Test interactive Python examplesunittest ? Unit testing frameworkunittest.mock ? mock object libraryunittest.mock ? getting startedtest ? Regression tests package for Pythontest.support ? Utilities for the Python test suitetest.support.script_helper ? Utilities for the Python execution testssys ? System-specific parameters and functionssysconfig ? Provide access to Python's configuration informationbuiltins ? Built-in objects__main__ ? Top-level script environmentwarnings ? Warning controldataclasses ? Data Classescontextlib ? Utilities for with-statement contextsabc ? Abstract Base Classesatexit ? Exit handlerstraceback ? Print or retrieve a stack traceback__future__ ? Future statement definitionsgc ? Garbage Collector interfaceinspect ? Inspect live objectssite ? Site-specific configuration hookzipimport ? Import modules from Zip archivespkgutil ? Package extension utilitymodulefinder ? Find modules used by a scriptrunpy ? Locating and executing Python modulesimportlib ? The implementation of importparser ? Access Python parse treesast ? Abstract Syntax Treessymtable ? Access to the compiler's symbol tablessymbol ? Constants used with Python parse treestoken ? Constants used with Python parse treeskeyword ? Testing for Python keywordstokenize ? Tokenizer for Python sourcetabnanny ? Detection of ambiguous indentationpyclbr ? Python class browser supportpy_compile ? Compile Python source filescompileall ? Byte-compile Python librariesdis ? Disassembler for Python bytecodepickletools ? Tools for pickle developersposix ? The most common POSIX system callspwd ? The password databasespwd ? The shadow password databasegrp ? The group databasecrypt ? Function to check Unix passwordstermios ? POSIX style tty controltty ? Terminal control functionspty ? Pseudo-terminal utilitiesfcntl ? The fcntl and ioctl system callspipes ? Interface to shell pipelinesresource ? Resource usage informationnis ? Interface to Sun's NIS (Yellow Pages)syslog ? Unix syslog library routinesoptparse ? Parser for command line optionsoptparseimp ? Access the import internalssetup.py filesetup.py file to denote Python 3 compatibilityLogRecorddictConfig()dictConfig()NULL default value*.pyd file the same as a DLL?