python standard library Introduction

python standard library Introduction

text

1. string: String General Operation

2. re: Regular expression operation

3. difflib: Variance Calculation Tools

4. textwrap: Text Fill

5. unicodedata: Unicode Character Database

6. stringprep: Internet String Preparation Tool

7. readline: GNU rows read interface

8. rlcompleter: GNU implementing a function of reading a row

Binary data

1. struct: parsing the byte packed binary data

2. codecs: the base class registry codecs

type of data

1. datetime: tool based on the date and time

2. calendar: March universal function

3. collections: container data type

4. collections.abc: container virtual base class

5. heapq: Heap queue algorithm

6. bisect: an array of binary arithmetic

7. array: Efficient numeric array

8. weakref: Weak References

9. types: dynamic creation and naming of built-in types

10. copy: deep and shallow copy copy

11. pprint: Output Formatting

12. reprlib: alternating the repr ()
    implementation

mathematics

1. numbers: the value of virtual base class

2. math: Mathematical Functions

3. cmath: complex mathematical functions

4. decimal: fixed-point and floating-point calculation

5. fractions: rational

6. random: generating a pseudo-random number

Functional Programming

1. itertools: iterator that generates cycles for the efficient

2. functools: it can be called higher-order functions and operations on objects

3. operator: for standard functions operation

Files and directories

1. os.path: General pathname control

2. fileinput: input stream from a plurality of traverse lines

3. stat: explanation stat () results

4. filecmp: comparison function of files and directories

5. tempfile: generating temporary files and directories

6. glob: Extended Unix style pathname format

7. fnmatch: ratio of Unix-style pathname format

8. linecache: random lines of text stored

9. shutil: Advanced File Operations

10. macpath: the Mac
    the OS control function path. 9

Endurance of

1. pickle: Python object serialization

2. copyreg: RI to pickle support functions

3. shelve: Python object persistence

4. marshal: Internal Python object serialization

5. dbm: Unix "Database" Interface

6. sqlite3: for SQLite database API2.0

compression

1. zlib: gzip compatible compression

2. gzip: support for gzip files

3. bz2: bzip2 compression support for

4. lzma: LZMA compression algorithm

5. zipfile: Operating ZIP archive

6. tarfile: tar archive file read and write

File Format

1. csv: reading and writing CSV file

2. configparser: configuration file parser

3. netrc: netrc file processor

4. xdrlib: XDR data encoding and decoding

5. plistlib: generating and parsing Mac OS X.plist file

encryption

1. hashlib: secure hash and message digest

2. hmac: key hashing for message authentication

Operating System Tools

1. os: a wide range of operating system interface

2. io: Flow Core Tools

3. time: time of the query and transformation

4. argparser: parser command line options, parameters and sub-command

5. optparser: command-line option parser

6. getopt: C-style command-line option parser

7. logging: Python logging tool

8. logging.config: log configuration

9. logging.handlers: Log Processor

10. getpass: simple password

11. curses: character display processing terminal

12. curses.textpad: text input field curses program

13. curses.ascii: ASCII character set of tools

14. curses.panel: curses of the control stack extension

15. platform: access to the underlying platform authentication data

16. errno: standard error markers

17. ctypes: Python external libraries

Complicated by

1. threading: Based on parallel threads

2. Parallel process-based: multiprocessing

3. concurrent: and contract

4. concurrent.futures: start parallel tasks

5. subprocess: child process management

6. sched: Event schedule

7. queue: synchronous queue

8. select: waiting for I / O completion

9. dummy_threading: Alternative threading module (when _thread unavailable)

10. _thread: underlying thread API (threading based thereon)

11. _dummy_thread: _thread replacement module (when _Thread unavailable)

Interprocess communication

1. socket: the underlying network interface

2. ssl: TLS / SSL objects filler socket

3. asyncore: asynchronous processor socket

4. asynchat: Asynchronous socket command / response processor

5. signal: asynchronous transaction signal processor

6. mmap: memory-mapped file support

the Internet

1. email: email and MIME handling package

2. json: JSON encoding and decoding

3. mailcap: mailcap file handling

4. mailbox: Mailbox control multiple formats

5. mimetypes: file name and MIME type mapping

6. Base64: RFC
   3548: Base16, Base32, Base64 encoding

7. binhex: binhex4 file encoding and decoding

8. binascii: conversion between binary code and ASCII code

9. quopri: the MIME
   quoted - printable data encoding and decoding

10. uu: encoding and decoding uuencode file

HTML given XML

1. html: HTML support

2. html.parser: Simple HTML and XHTML Parser

3. html.entities: the definition of common HTML entities

4. xml: XML processing module

5. xml.etree.ElementTree: API XML element tree

6. xml.dom: XML
   DOM
   API

7. xml.dom.minidom: XML
   the DOM minimum spanning tree

8. xml.dom.pulldom: build support part of the DOM tree

9. xml.sax: SAX2 resolution support

10. xml.sax.handler: SAX processor base class

11. xml.sax.saxutils: SAX tool

12. xml.sax.xmlreader: SAX parser Interface

13. xml.parsers.expat: Fast parse XML using Expat

Internet Protocol Support

1. webbrowser: Simple Web browser controller

2. cgi: CGI support

3. cgitb: CGI scripts traceback Manager

4. wsgiref: WSGI reference implementation and tools

5. urllib: URL processing module

6. urllib.request: Open extensions URL connection

7. urllib.response: in response to the class of urllib

8. urllib.parse: The URL parsed into components

9. urllib.error: urllib.request thrown exception classes

10. urllib.robotparser: robots.txt parser

11. http：HTTP模块

12. http.client: HTTP protocol client

13. ftplib: FTP protocol client

14. poplib: POP protocol client

15. imaplib: IMAP4 protocol client

16. nntplib: NNTP protocol client

17. smtplib: SMTP protocol client

18. smtpd: SMTP server

19. telnetlib: Telnet Client

20. uuid: RFC4122 UUID of the object

21. socketserver: network server framework

22. http.server: HTTP server

23. http.cookies: HTTPCookie State Manager

24. http.cookiejar: Cookie handling HTTP client

25. xmlrpc: XML - RPC server and client module

26. xmlrpc.client: XML - RPC Client Access

27. xmlrpc.server: XML - RPC server infrastructure

28. ipaddress: IPv4 / IPv6 Control Library

multimedia

1. audioop: processing the original audio data

2. aifc: reading and writing AIFF files and AIFC

3. sunau:读写Sun
   AU Bunken

4. wave: read and write WAV files

5. chunk: IFF read large files

6. colorsys: color to color conversion system

7. imghdr: Specifies the image type

8. sndhdr: Specifies the sound file type

9. ossaudiodev: Access OSS compatible audio device

globalization

1. gettext: Multi-language international service

2. locale: international services

Programming Framework

1. turtle: Turtle graphics library

2. cmd: Interpreter supports command line

3. shlex: simple dictionary analysis

Tk graphical user interface

1. tkinter: Tcl / Tk Interface

2. tkinter.ttk: Tk Theme Controls

3. tkinter.tix: Tk extension controls

4. tkinter.scrolledtext: Roller text controls

development tools

1. pydoc: Documentation generator and online help system

2. doctest: exemplary interactive Python

3. unittest: unit testing framework

4. unittest.mock: mock object library

5. test: Python regression test package

6. test.support:Python test kit

7. venv: build a virtual environment

debugging

1. bdb: debugging framework

2. faulthandler: Python traceback library

3. pdb: Python Debugger

4. timeit: small pieces of code execution time estimates

5. trace: Python execution status tracking

Runtime

1. sys: parameters related to the function system

2. sysconfig: Python access configuration information

3. builtins: built-in objects

4. main : the top-level scripting environment

5. warnings: warning control

6. Contextual tools with state: contextlib

7. abc: virtual base class

8. atexit: egress processor

9. traceback: print or read a stack traceback

10. Future : the definition of a future state

11. gc: Garbage Collection Interface

12. inspect: Check the live objects

13. site: site-related configuration hook (hook)

14. fpectl: floating-point exception control

15. distutils: generating and installing Python modules

Interpreter

1. code: base class interpreter

2. codeop: Compile Python code

Import module

1. imp: internal access import modules

2. zipimport: import module from a ZIP archive

3. pkgutil: Tools package extensions

4. modulefinder: Find module by script

5. runpy: positioning module and execute Python

6. importlib: import of an embodiment

Python language

1. parser: Access Python parse trees

2. ast: abstract syntax tree

3. symtable: Access compiler symbol table

4. symbol: Python parse tree constants

5. token: Python parse tree constants

6. keyword: Python keyword test

7. tokenize: Python source file segmentation

8. tabnany: blur detection indent

9. pyclbr: Python class browser support

10. py_compile: compile Python source files

11. compileall: Byte-compiles Python library

12. dis: Python bytecode disassembler

13. pickletools: the sequence of development tools

other

1. formatter: versatile formatted output

Windows related

1. msilib: read and write Windows
   Installer file

2. MSVCRT: the MS
   the VC + + program the Runtime useful

3. winreg: Windows Registry Access

4. winsound: Windows sound playback Interface

Unix-related

1. posix: The most common POSIX calls

2. pwd: password database

3. spwd: shadow password database

4. grp: group database

5. crypt: Unix password authentication

6. termios: POSIX style tty control

7. tty: terminal control function

8. pty: Tools pseudo-terminal

9. fcntl: system call fcntl ()
   and ioctl ()

10. pipes: shell pipe interface

11. resource: resource available information

12. nis: Sun's NIS interface

13. syslog: Unix
    syslog: Library