Python Module of the Week¶

• About Python Module of the Week
  • Tools
  • Subscribe
  • Translations and Other Versions
  • Other Contributors
  • Copyright and Licensing
• Features of the Standard Library
  • Data Persistence and Exchange
• History
• Builtin Objects
  • exceptions – Builtin error classes
• String Services
  • difflib – Compute differences between sequences
  • string – Working with text
  • StringIO and cStringIO – Work with text buffers using file-like API
  • struct – Working with Binary Data
  • textwrap – Formatting text paragraphs
• Data Types
  • array – Sequence of fixed-type data
  • datetime – Date/time value manipulation
  • calendar – Work with dates
  • collections – Container data types
  • heapq – In-place heap sort algorithm
  • bisect – Maintain lists in sorted order
  • sched – Generic event scheduler.
  • Queue – A thread-safe FIFO implementation
  • weakref – Garbage-collectable references to objects
  • copy – Duplicate objects
  • pprint – Pretty-print data structures
• Numeric and Mathematical Modules
  • itertools – Iterator functions for efficient looping
  • functools – Tools for making decorators and other function wrappers.
  • operator – Functional interface to built-in operators.
• Internet Data Handling
  • base64 – Encode binary data into ASCII characters
  • json – JavaScript Object Notation Serializer
  • mailbox – Access and manipulate email archives
  • mhlib – Work with MH mailboxes
• File Formats
  • csv – Comma-separated value files
  • ConfigParser – Work with configuration files
  • robotparser – Internet spider access control
• Cryptographic Services
  • hashlib – Cryptographic hashes and message digests
  • hmac – Cryptographic signature and verification of messages.
• File and Directory Access
  • os.path – Platform-independent manipulation of file names.
  • fileinput
  • filecmp – Compare files
  • tempfile – Create temporary filesystem resources.
  • glob – Filename pattern matching
  • fnmatch – Compare filenames against Unix-style glob patterns.
  • linecache – Read text files efficiently
  • shutil – High-level file operations.
  • dircache – Cache directory listings
• Data Compression and Archiving
  • bz2 – bzip2 compression
  • gzip – Read and write GNU zip files
  • tarfile – Tar archive access
  • zipfile – Read and write ZIP archive files
  • zlib – Low-level access to GNU zlib compression library
• Data Persistence
  • anydbm – Access to DBM-style databases
  • dbhash – DBM-style API for the BSD database library
  • dbm – Simple database interface
  • dumbdbm – Portable DBM Implementation
  • gdbm – GNU’s version of the dbm library
  • pickle and cPickle – Python object serialization
  • shelve – Persistent storage of arbitrary Python objects
  • whichdb – Identify DBM-style database formats
• Generic Operating System Services
  • os – Portable access to operating system specific features.
  • time – Functions for manipulating clock time
  • optparse – Command line option parser to replace getopt.
  • getopt – Command line option parsing
  • logging – Report status, error, and informational messages.
  • getpass – Prompt the user for a password without echoing.
  • platform – Access system hardware, OS, and interpreter version information.
• Optional Operating System Services
  • threading – Manage concurrent threads
  • mmap – Memory-map files instead of reading the contents directly.
  • multiprocessing – Manage processes like threads
  • readline – Interface to the GNU readline library
  • rlcompleter – Adds tab-completion to the interactive interpreter
• Unix-specific Services
  • commands – Run external shell commands
  • grp – Unix Group Database
  • pipes – Unix shell command pipeline templates
  • pwd – Unix Password Database
• Interprocess Communication and Networking
  • asynchat – Asynchronous protocol handler
  • asyncore – Asynchronous I/O handler
  • signal – Receive notification of asynchronous system events
  • subprocess – Spawn and communicate with additional processes.
• Internet Protocols and Support
  • BaseHTTPServer – base classes for implementing web servers
  • Cookie – HTTP Cookies
  • imaplib - IMAP4 client library
  • SimpleXMLRPCServer – Implements an XML-RPC server.
  • smtpd – Sample SMTP Servers
  • smtplib – Simple Mail Transfer Protocol client
  • SocketServer – Creating network servers.
  • urllib – simple interface for network resource access
  • urlparse – Split URL into component pieces.
  • uuid – Universally unique identifiers
  • webbrowser – Displays web pages
  • xmlrpclib – Client-side library for XML-RPC communication
• Internationalization
  • gettext – Message Catalogs
  • locale – POSIX cultural localization API
• Program Frameworks
  • cmd – Create line-oriented command processors
  • shlex – Lexical analysis of shell-style syntaxes.
• Development Tools
  • unittest – Automated testing framework
• Debugging and Profiling
  • profile, cProfile, and pstats – Performance analysis of Python programs.
  • timeit – Time the execution of small bits of Python code.
  • trace – Follow Python statements as they are executed
• Python Runtime Services
  • atexit – Call functions when a program is closing down
  • contextlib – Context manager utilities
  • inspect – Inspect live objects
  • traceback – Extract, format, and print exceptions and stack traces.
  • warnings – Non-fatal alerts
• Python Language Services
  • compileall – Byte-compile Source Files
  • pyclbr – Python class browser support
• Importing Modules
  • imp – Interface to module import mechanism.
  • pkgutil – Extend the module search path
  • zipimport – Load Python code from inside ZIP archives
• Miscelaneous
  • EasyDialogs – Carbon dialogs for Mac OS X