|  | __builtin__ | The module that provides the built-in namespace. | 
     |  | __future__ | Future statement definitions | 
     |  | __main__ | The environment where the top-level script is run. | 
     |  | _winreg (Windows) | Routines and objects for manipulating the Windows registry. | 
|  |  |  | 
   |  | A |  | 
     |  | abc | Abstract base classes according to PEP 3119. | 
     |  | aepack (Mac) | Deprecated:
     Conversion between Python variables and AppleEvent data containers. | 
     |  | aetools (Mac) | Deprecated:
     Basic support for sending Apple Events | 
     |  | aetypes (Mac) | Deprecated:
     Python representation of the Apple Event Object Model. | 
     |  | aifc | Read and write audio files in AIFF or AIFC format. | 
     |  | al (IRIX) | Deprecated:
     Audio functions on the SGI. | 
     |  | AL (IRIX) | Deprecated:
     Constants used with the al module. | 
     |  | anydbm | Generic interface to DBM-style database modules. | 
     |  | applesingle (Mac) | Deprecated:
     Rudimentary decoder for AppleSingle format files. | 
     |  | array | Space efficient arrays of uniformly typed numeric values. | 
     |  | ast | Abstract Syntax Tree classes and manipulation. | 
     |  | asynchat | Support for asynchronous command/response protocols. | 
     |  | asyncore | A base class for developing asynchronous socket handling
services. | 
     |  | atexit | Register and execute cleanup functions. | 
     |  | audioop | Manipulate raw audio data. | 
     |  | autoGIL (Mac) | Deprecated:
     Global Interpreter Lock handling in event loops. | 
|  |  |  | 
   |  | B |  | 
     |  | base64 | RFC 3548: Base16, Base32, Base64 Data Encodings | 
     |  | BaseHTTPServer | Basic HTTP server (base class for SimpleHTTPServer and CGIHTTPServer). | 
     |  | Bastion | Deprecated:
     Providing restricted access to objects. | 
     |  | bdb | Debugger framework. | 
     |  | binascii | Tools for converting between binary and various ASCII-encoded binary
representations. | 
     |  | binhex | Encode and decode files in binhex4 format. | 
     |  | bisect | Array bisection algorithms for binary searching. | 
     |  | bsddb | Interface to Berkeley DB database library | 
     |  | buildtools (Mac) | Deprecated:
     Helper module for BuildApplet, BuildApplication and macfreeze. | 
     |  | bz2 | Interface to compression and decompression routines compatible with bzip2. | 
|  |  |  | 
   |  | C |  | 
     |  | calendar | Functions for working with calendars, including some emulation of the Unix cal
program. | 
     |  | Carbon |  | 
     |  | Carbon.AE (Mac) | Deprecated:
     Interface to the Apple Events toolbox. | 
     |  | Carbon.AH (Mac) | Deprecated:
     Interface to the Apple Help manager. | 
     |  | Carbon.App (Mac) | Deprecated:
     Interface to the Appearance Manager. | 
     |  | Carbon.Appearance (Mac) | Deprecated:
     Constant definitions for the interface to the Appearance Manager. | 
     |  | Carbon.CarbonEvents (Mac) | Deprecated:
     Constants for the interface to the Carbon Event Manager. | 
     |  | Carbon.CarbonEvt (Mac) | Deprecated:
     Interface to the Carbon Event Manager. | 
     |  | Carbon.CF (Mac) | Deprecated:
     Interface to the Core Foundation. | 
     |  | Carbon.CG (Mac) | Deprecated:
     Interface to Core Graphics. | 
     |  | Carbon.Cm (Mac) | Deprecated:
     Interface to the Component Manager. | 
     |  | Carbon.Components (Mac) | Deprecated:
     Constants for the interface to the Component Manager. | 
     |  | Carbon.ControlAccessor (Mac) | Deprecated:
     Accessor functions for the interface to the Control Manager. | 
     |  | Carbon.Controls (Mac) | Deprecated:
     Constants for the interface to the Control Manager. | 
     |  | Carbon.CoreFounation (Mac) | Deprecated:
     Constants for the interface to CoreFoundation. | 
     |  | Carbon.CoreGraphics (Mac) | Deprecated:
     Constants for the interface to CoreGraphics. | 
     |  | Carbon.Ctl (Mac) | Deprecated:
     Interface to the Control Manager. | 
     |  | Carbon.Dialogs (Mac) | Deprecated:
     Constants for the interface to the Dialog Manager. | 
     |  | Carbon.Dlg (Mac) | Deprecated:
     Interface to the Dialog Manager. | 
     |  | Carbon.Drag (Mac) | Deprecated:
     Interface to the Drag and Drop Manager. | 
     |  | Carbon.Dragconst (Mac) | Deprecated:
     Constants for the interface to the Drag and Drop Manager. | 
     |  | Carbon.Events (Mac) | Deprecated:
     Constants for the interface to the classic Event Manager. | 
     |  | Carbon.Evt (Mac) | Deprecated:
     Interface to the classic Event Manager. | 
     |  | Carbon.File (Mac) | Deprecated:
     Interface to the File Manager. | 
     |  | Carbon.Files (Mac) | Deprecated:
     Constants for the interface to the File Manager. | 
     |  | Carbon.Fm (Mac) | Deprecated:
     Interface to the Font Manager. | 
     |  | Carbon.Folder (Mac) | Deprecated:
     Interface to the Folder Manager. | 
     |  | Carbon.Folders (Mac) | Deprecated:
     Constants for the interface to the Folder Manager. | 
     |  | Carbon.Fonts (Mac) | Deprecated:
     Constants for the interface to the Font Manager. | 
     |  | Carbon.Help (Mac) | Deprecated:
     Interface to the Carbon Help Manager. | 
     |  | Carbon.IBCarbon (Mac) | Deprecated:
     Interface to the Carbon InterfaceBuilder support libraries. | 
     |  | Carbon.IBCarbonRuntime (Mac) | Deprecated:
     Constants for the interface to the Carbon InterfaceBuilder support libraries. | 
     |  | Carbon.Icns (Mac) | Deprecated:
     Interface to the Carbon Icon Manager | 
     |  | Carbon.Icons (Mac) | Deprecated:
     Constants for the interface to the Carbon Icon Manager | 
     |  | Carbon.Launch (Mac) | Deprecated:
     Interface to the Carbon Launch Services. | 
     |  | Carbon.LaunchServices (Mac) | Deprecated:
     Constants for the interface to the Carbon Launch Services. | 
     |  | Carbon.List (Mac) | Deprecated:
     Interface to the List Manager. | 
     |  | Carbon.Lists (Mac) | Deprecated:
     Constants for the interface to the List Manager. | 
     |  | Carbon.MacHelp (Mac) | Deprecated:
     Constants for the interface to the Carbon Help Manager. | 
     |  | Carbon.MediaDescr (Mac) | Deprecated:
     Parsers and generators for Quicktime Media descriptors | 
     |  | Carbon.Menu (Mac) | Deprecated:
     Interface to the Menu Manager. | 
     |  | Carbon.Menus (Mac) | Deprecated:
     Constants for the interface to the Menu Manager. | 
     |  | Carbon.Mlte (Mac) | Deprecated:
     Interface to the MultiLingual Text Editor. | 
     |  | Carbon.OSA (Mac) | Deprecated:
     Interface to the Carbon OSA Library. | 
     |  | Carbon.OSAconst (Mac) | Deprecated:
     Constants for the interface to the Carbon OSA Library. | 
     |  | Carbon.Qd (Mac) | Deprecated:
     Interface to the QuickDraw toolbox. | 
     |  | Carbon.Qdoffs (Mac) | Deprecated:
     Interface to the QuickDraw Offscreen APIs. | 
     |  | Carbon.QDOffscreen (Mac) | Deprecated:
     Constants for the interface to the QuickDraw Offscreen APIs. | 
     |  | Carbon.Qt (Mac) | Deprecated:
     Interface to the QuickTime toolbox. | 
     |  | Carbon.QuickDraw (Mac) | Deprecated:
     Constants for the interface to the QuickDraw toolbox. | 
     |  | Carbon.QuickTime (Mac) | Deprecated:
     Constants for the interface to the QuickTime toolbox. | 
     |  | Carbon.Res (Mac) | Deprecated:
     Interface to the Resource Manager and Handles. | 
     |  | Carbon.Resources (Mac) | Deprecated:
     Constants for the interface to the Resource Manager and Handles. | 
     |  | Carbon.Scrap (Mac) | Deprecated:
     The Scrap Manager provides basic services for implementing cut & paste and
clipboard operations. | 
     |  | Carbon.Snd (Mac) | Deprecated:
     Interface to the Sound Manager. | 
     |  | Carbon.Sound (Mac) | Deprecated:
     Constants for the interface to the Sound Manager. | 
     |  | Carbon.TE (Mac) | Deprecated:
     Interface to TextEdit. | 
     |  | Carbon.TextEdit (Mac) | Deprecated:
     Constants for the interface to TextEdit. | 
     |  | Carbon.Win (Mac) | Deprecated:
     Interface to the Window Manager. | 
     |  | Carbon.Windows (Mac) | Deprecated:
     Constants for the interface to the Window Manager. | 
     |  | cd (IRIX) | Deprecated:
     Interface to the CD-ROM on Silicon Graphics systems. | 
     |  | cfmfile (Mac) | Deprecated:
     Code Fragment Resource module. | 
     |  | cgi | Helpers for running Python scripts via the Common Gateway Interface. | 
     |  | CGIHTTPServer | This module provides a request handler for HTTP servers which can run CGI
scripts. | 
     |  | cgitb | Configurable traceback handler for CGI scripts. | 
     |  | chunk | Module to read IFF chunks. | 
     |  | cmath | Mathematical functions for complex numbers. | 
     |  | cmd | Build line-oriented command interpreters. | 
     |  | code | Facilities to implement read-eval-print loops. | 
     |  | codecs | Encode and decode data and streams. | 
     |  | codeop | Compile (possibly incomplete) Python code. | 
     |  | collections | High-performance datatypes | 
     |  | ColorPicker (Mac) | Deprecated:
     Interface to the standard color selection dialog. | 
     |  | colorsys | Conversion functions between RGB and other color systems. | 
     |  | commands (Unix) | Utility functions for running external commands. | 
     |  | compileall | Tools for byte-compiling all Python source files in a directory tree. | 
     |  | compiler | Deprecated:
     Python code compiler written in Python. | 
     |  | compiler.ast |  | 
     |  | compiler.visitor |  | 
     |  | ConfigParser | Configuration file parser. | 
     |  | contextlib | Utilities for with-statement contexts. | 
     |  | Cookie | Support for HTTP state management (cookies). | 
     |  | cookielib | Classes for automatic handling of HTTP cookies. | 
     |  | copy | Shallow and deep copy operations. | 
     |  | copy_reg | Register pickle support functions. | 
     |  | cPickle | Faster version of pickle, but not subclassable. | 
     |  | cProfile | Python profiler | 
     |  | crypt (Unix) | The crypt() function used to check Unix passwords. | 
     |  | cStringIO | Faster version of StringIO, but not subclassable. | 
     |  | csv | Write and read tabular data to and from delimited files. | 
     |  | ctypes | A foreign function library for Python. | 
     |  | curses (Unix) | An interface to the curses library, providing portable terminal
handling. | 
     |  | curses.ascii | Constants and set-membership functions for ASCII characters. | 
     |  | curses.panel | A panel stack extension that adds depth to  curses windows. | 
     |  | curses.textpad | Emacs-like input editing in a curses window. | 
     |  | curses.wrapper | Terminal configuration wrapper for curses programs. | 
|  |  |  | 
   |  | D |  | 
     |  | datetime | Basic date and time types. | 
     |  | dbhash | DBM-style interface to the BSD database library. | 
     |  | dbm (Unix) | The standard "database" interface, based on ndbm. | 
     |  | decimal | Implementation of the General Decimal Arithmetic  Specification. | 
     |  | DEVICE (IRIX) | Deprecated:
     Constants used with the gl module. | 
     |  | difflib | Helpers for computing differences between objects. | 
     |  | dircache | Deprecated:
     Return directory listing, with cache mechanism. | 
     |  | dis | Disassembler for Python bytecode. | 
     |  | distutils | Support for building and installing Python modules into an existing Python
installation. | 
     |  | distutils.archive_util | Utility functions for creating archive files (tarballs, zip files, ...) | 
     |  | distutils.bcppcompiler |  | 
     |  | distutils.ccompiler | Abstract CCompiler class | 
     |  | distutils.cmd | This module provides the abstract base class Command. This class is subclassed
by the modules in the distutils.command  subpackage. | 
     |  | distutils.command | This subpackage contains one module for each standard Distutils command. | 
     |  | distutils.command.bdist | Build a binary installer for a package | 
     |  | distutils.command.bdist_dumb | Build a "dumb" installer - a simple archive of files | 
     |  | distutils.command.bdist_msi | Build a binary distribution as a Windows MSI file | 
     |  | distutils.command.bdist_packager | Abstract base class for packagers | 
     |  | distutils.command.bdist_rpm | Build a binary distribution as a Redhat RPM and SRPM | 
     |  | distutils.command.bdist_wininst | Build a Windows installer | 
     |  | distutils.command.build | Build all files of a package | 
     |  | distutils.command.build_clib | Build any C libraries in a package | 
     |  | distutils.command.build_ext | Build any extensions in a package | 
     |  | distutils.command.build_py | Build the .py/.pyc files of a package | 
     |  | distutils.command.build_scripts | Build the scripts of a package | 
     |  | distutils.command.clean | Clean a package build area | 
     |  | distutils.command.config | Perform package configuration | 
     |  | distutils.command.install | Install a package | 
     |  | distutils.command.install_data | Install data files from a package | 
     |  | distutils.command.install_headers | Install C/C++ header files from a package | 
     |  | distutils.command.install_lib | Install library files from a package | 
     |  | distutils.command.install_scripts | Install script files from a package | 
     |  | distutils.command.register | Register a module with the Python Package Index | 
     |  | distutils.command.sdist | Build a source distribution | 
     |  | distutils.core | The core Distutils functionality | 
     |  | distutils.cygwinccompiler |  | 
     |  | distutils.debug | Provides the debug flag for distutils | 
     |  | distutils.dep_util | Utility functions for simple dependency checking | 
     |  | distutils.dir_util | Utility functions for operating on directories and directory trees | 
     |  | distutils.dist | Provides the Distribution class, which represents the module distribution being
built/installed/distributed | 
     |  | distutils.emxccompiler | OS/2 EMX Compiler support | 
     |  | distutils.errors | Provides standard distutils exceptions | 
     |  | distutils.extension | Provides the Extension class, used to describe C/C++ extension modules in setup
scripts | 
     |  | distutils.fancy_getopt | Additional getopt functionality | 
     |  | distutils.file_util | Utility functions for operating on single files | 
     |  | distutils.filelist | The FileList class, used for poking about the file system and
building lists of files. | 
     |  | distutils.log | A simple logging mechanism, 282-style | 
     |  | distutils.msvccompiler | Microsoft Compiler | 
     |  | distutils.mwerkscompiler | Metrowerks CodeWarrior support | 
     |  | distutils.spawn | Provides the spawn() function | 
     |  | distutils.sysconfig | Low-level access to configuration information of the Python interpreter. | 
     |  | distutils.text_file | provides the TextFile class, a simple interface to text files | 
     |  | distutils.unixccompiler | UNIX C Compiler | 
     |  | distutils.util | Miscellaneous other utility functions | 
     |  | distutils.version | implements classes that represent module version numbers. | 
     |  | dl (Unix) | Deprecated:
     Call C functions in shared objects. | 
     |  | doctest | Test pieces of code within docstrings. | 
     |  | DocXMLRPCServer | Self-documenting XML-RPC server implementation. | 
     |  | dumbdbm | Portable implementation of the simple DBM interface. | 
     |  | dummy_thread | Drop-in replacement for the thread module. | 
     |  | dummy_threading | Drop-in replacement for the threading module. | 
|  |  |  | 
   |  | E |  | 
     |  | EasyDialogs (Mac) | Deprecated:
     Basic Macintosh dialogs. | 
     |  | email | Package supporting the parsing, manipulating, and generating email messages,
including MIME documents. | 
     |  | email.charset | Character Sets | 
     |  | email.encoders | Encoders for email message payloads. | 
     |  | email.errors | The exception classes used by the email package. | 
     |  | email.generator | Generate flat text email messages from a message structure. | 
     |  | email.header | Representing non-ASCII headers | 
     |  | email.iterators | Iterate over a  message object tree. | 
     |  | email.message | The base class representing email messages. | 
     |  | email.mime | Build MIME messages. | 
     |  | email.parser | Parse flat text email messages to produce a message object structure. | 
     |  | email.utils | Miscellaneous email package utilities. | 
     |  | encodings |  | 
     |  | encodings.idna | Internationalized Domain Names implementation | 
     |  | encodings.utf_8_sig | UTF-8 codec with BOM signature | 
     |  | errno | Standard errno system symbols. | 
     |  | exceptions | Standard exception classes. | 
|  |  |  | 
   |  | F |  | 
     |  | fcntl (Unix) | The fcntl() and ioctl() system calls. | 
     |  | filecmp | Compare files efficiently. | 
     |  | fileinput | Loop over standard input or a list of files. | 
     |  | findertools (Mac) | Wrappers around the finder's Apple Events interface. | 
     |  | FL (IRIX) | Deprecated:
     Constants used with the fl module. | 
     |  | fl (IRIX) | Deprecated:
     FORMS library for applications with graphical user interfaces. | 
     |  | flp (IRIX) | Deprecated:
     Functions for loading stored FORMS designs. | 
     |  | fm (IRIX) | Deprecated:
     Font Manager interface for SGI workstations. | 
     |  | fnmatch | Unix shell style filename pattern matching. | 
     |  | formatter | Generic output formatter and device interface. | 
     |  | fpectl (Unix) | Provide control for floating point exception handling. | 
     |  | fpformat | Deprecated:
     General floating point formatting functions. | 
     |  | fractions | Rational numbers. | 
     |  | FrameWork (Mac) | Deprecated:
     Interactive application framework. | 
     |  | ftplib | FTP protocol client (requires sockets). | 
     |  | functools | Higher order functions and operations on callable objects. | 
     |  | future_builtins |  | 
|  |  |  | 
   |  | G |  | 
     |  | gc | Interface to the cycle-detecting garbage collector. | 
     |  | gdbm (Unix) | GNU's reinterpretation of dbm. | 
     |  | gensuitemodule (Mac) | Create a stub package from an OSA dictionary | 
     |  | getopt | Portable parser for command line options; support both short and long option
names. | 
     |  | getpass | Portable reading of passwords and retrieval of the userid. | 
     |  | gettext | Multilingual internationalization services. | 
     |  | gl (IRIX) | Deprecated:
     Functions from the Silicon Graphics Graphics Library. | 
     |  | GL (IRIX) | Deprecated:
     Constants used with the gl module. | 
     |  | glob | Unix shell style pathname pattern expansion. | 
     |  | grp (Unix) | The group database (getgrnam() and friends). | 
     |  | gzip | Interfaces for gzip compression and decompression using file objects. | 
|  |  |  | 
   |  | H |  | 
     |  | hashlib | Secure hash and message digest algorithms. | 
     |  | heapq | Heap queue algorithm (a.k.a. priority queue). | 
     |  | hmac | Keyed-Hashing for Message Authentication (HMAC) implementation for Python. | 
     |  | hotshot | High performance logging profiler, mostly written in C. | 
     |  | hotshot.stats | Statistical analysis for Hotshot | 
     |  | htmlentitydefs | Definitions of HTML general entities. | 
     |  | htmllib | Deprecated:
     A parser for HTML documents. | 
     |  | HTMLParser | A simple parser that can handle HTML and XHTML. | 
     |  | httplib | HTTP and HTTPS protocol client (requires sockets). | 
|  |  |  | 
   |  | I |  | 
     |  | ic (Mac) | Deprecated:
     Access to the Mac OS X Internet Config. | 
     |  | icopen (Mac) | Deprecated:
     Internet Config replacement for open(). | 
     |  | imageop | Deprecated:
     Manipulate raw image data. | 
     |  | imaplib | IMAP4 protocol client (requires sockets). | 
     |  | imgfile (IRIX) | Deprecated:
     Support for SGI imglib files. | 
     |  | imghdr | Determine the type of image contained in a file or byte stream. | 
     |  | imp | Access the implementation of the import statement. | 
     |  | imputil | Deprecated:
     Manage and augment the import process. | 
     |  | inspect | Extract information and source code from live objects. | 
     |  | io | Core tools for working with streams. | 
     |  | itertools | Functions creating iterators for efficient looping. | 
|  |  |  | 
   |  | J |  | 
     |  | jpeg (IRIX) | Deprecated:
     Read and write image files in compressed JPEG format. | 
     |  | json | Encode and decode the JSON format. | 
|  |  |  | 
   |  | K |  | 
     |  | keyword | Test whether a string is a keyword in Python. | 
|  |  |  | 
   |  | L |  | 
     |  | lib2to3 | the 2to3 library | 
     |  | linecache | This module provides random access to individual lines from text files. | 
     |  | locale | Internationalization services. | 
     |  | logging | Flexible error logging system for applications. | 
     |  | logging.handlers |  | 
|  |  |  | 
   |  | M |  | 
     |  | macerrors (Mac) | Deprecated:
     Constant definitions for many Mac OS error codes. | 
     |  | MacOS (Mac) | Deprecated:
     Access to Mac OS-specific interpreter features. | 
     |  | macostools (Mac) | Deprecated:
     Convenience routines for file manipulation. | 
     |  | macpath | Mac OS 9 path manipulation functions. | 
     |  | macresource (Mac) | Deprecated:
     Locate script resources. | 
     |  | mailbox | Manipulate mailboxes in various formats | 
     |  | mailcap | Mailcap file handling. | 
     |  | marshal | Convert Python objects to streams of bytes and back (with different
constraints). | 
     |  | math | Mathematical functions (sin() etc.). | 
     |  | md5 | Deprecated:
     RSA's MD5 message digest algorithm. | 
     |  | mhlib | Deprecated:
     Manipulate MH mailboxes from Python. | 
     |  | mimetools | Deprecated:
     Tools for parsing MIME-style message bodies. | 
     |  | mimetypes | Mapping of filename extensions to MIME types. | 
     |  | MimeWriter | Deprecated:
     Write MIME format files. | 
     |  | mimify | Deprecated:
     Mimification and unmimification of mail messages. | 
     |  | MiniAEFrame (Mac) | Support to act as an Open Scripting Architecture (OSA) server ("Apple Events"). | 
     |  | mmap | Interface to memory-mapped files for Unix and Windows. | 
     |  | modulefinder | Find modules used by a script. | 
     |  | msilib (Windows) | Creation of Microsoft Installer files, and CAB files. | 
     |  | msvcrt (Windows) | Miscellaneous useful routines from the MS VC++ runtime. | 
     |  | multifile | Deprecated:
     Support for reading files which contain distinct parts, such as some MIME data. | 
     |  | multiprocessing | Process-based "threading" interface. | 
     |  | multiprocessing.connection | API for dealing with sockets. | 
     |  | multiprocessing.dummy | Dumb wrapper around threading. | 
     |  | multiprocessing.managers | Share data between process with shared objects. | 
     |  | multiprocessing.pool | Create pools of processes. | 
     |  | multiprocessing.sharedctypes | Allocate ctypes objects from shared memory. | 
     |  | mutex | Deprecated:
     Lock and queue for mutual exclusion. | 
|  |  |  | 
   |  | N |  | 
     |  | Nav (Mac) | Deprecated:
     Interface to Navigation Services. | 
     |  | netrc | Loading of .netrc files. | 
     |  | new | Deprecated:
     Interface to the creation of runtime implementation objects. | 
     |  | nis (Unix) | Interface to Sun's NIS (Yellow Pages) library. | 
     |  | nntplib | NNTP protocol client (requires sockets). | 
     |  | numbers | Numeric abstract base classes (Complex, Real, Integral, etc.). | 
|  |  |  | 
   |  | O |  | 
     |  | operator | Functions corresponding to the standard operators. | 
     |  | optparse | More convenient, flexible, and powerful command-line parsing library. | 
     |  | os | Miscellaneous operating system interfaces. | 
     |  | os.path | Operations on pathnames. | 
     |  | ossaudiodev (Linux, FreeBSD) | Access to OSS-compatible audio devices. | 
|  |  |  | 
   |  | P |  | 
     |  | parser | Access parse trees for Python source code. | 
     |  | pdb | The Python debugger for interactive interpreters. | 
     |  | pickle | Convert Python objects to streams of bytes and back. | 
     |  | pickletools | Contains extensive comments about the pickle protocols and pickle-machine
opcodes, as well as some useful functions. | 
     |  | pipes (Unix) | A Python interface to Unix shell pipelines. | 
     |  | PixMapWrapper (Mac) | Deprecated:
     Wrapper for PixMap objects. | 
     |  | pkgutil | Utilities to support extension of packages. | 
     |  | platform | Retrieves as much platform identifying data as possible. | 
     |  | plistlib | Generate and parse Mac OS X plist files. | 
     |  | popen2 | Deprecated:
     Subprocesses with accessible standard I/O streams. | 
     |  | poplib | POP3 protocol client (requires sockets). | 
     |  | posix (Unix) | The most common POSIX system calls (normally used via module os). | 
     |  | posixfile (Unix) | Deprecated:
     A file-like object with support for locking. | 
     |  | pprint | Data pretty printer. | 
     |  | pstats | Statistics object for use with the profiler. | 
     |  | pty (Linux) | Pseudo-Terminal Handling for Linux. | 
     |  | pwd (Unix) | The password database (getpwnam() and friends). | 
     |  | py_compile | Generate byte-code files from Python source files. | 
     |  | pyclbr | Supports information extraction for a Python class browser. | 
     |  | pydoc | Documentation generator and online help system. | 
|  |  |  | 
   |  | Q |  | 
     |  | Queue | A synchronized queue class. | 
     |  | quopri | Encode and decode files using the MIME quoted-printable encoding. | 
|  |  |  | 
   |  | R |  | 
     |  | random | Generate pseudo-random numbers with various common distributions. | 
     |  | re | Regular expression operations. | 
     |  | readline (Unix) | GNU readline support for Python. | 
     |  | repr | Alternate repr() implementation with size limits. | 
     |  | resource (Unix) | An interface to provide resource usage information on the current process. | 
     |  | rexec | Deprecated:
     Basic restricted execution framework. | 
     |  | rfc822 | Deprecated:
     Parse 2822 style mail messages. | 
     |  | rlcompleter | Python identifier completion, suitable for the GNU readline library. | 
     |  | robotparser | Loads a robots.txt file and answers questions about
fetchability of other URLs. | 
     |  | runpy | Locate and run Python modules without importing them first. | 
|  |  |  | 
   |  | S |  | 
     |  | sched | General purpose event scheduler. | 
     |  | ScrolledText (Tk) | Text widget with a vertical scroll bar. | 
     |  | select | Wait for I/O completion on multiple streams. | 
     |  | sets | Deprecated:
     Implementation of sets of unique elements. | 
     |  | sgmllib | Deprecated:
     Only as much of an SGML parser as needed to parse HTML. | 
     |  | sha | Deprecated:
     NIST's secure hash algorithm, SHA. | 
     |  | shelve | Python object persistence. | 
     |  | shlex | Simple lexical analysis for Unix shell-like languages. | 
     |  | shutil | High-level file operations, including copying. | 
     |  | signal | Set handlers for asynchronous events. | 
     |  | SimpleHTTPServer | This module provides a basic request handler for HTTP servers. | 
     |  | SimpleXMLRPCServer | Basic XML-RPC server implementation. | 
     |  | site | A standard way to reference site-specific modules. | 
     |  | smtpd | A SMTP server implementation in Python. | 
     |  | smtplib | SMTP protocol client (requires sockets). | 
     |  | sndhdr | Determine type of a sound file. | 
     |  | socket | Low-level networking interface. | 
     |  | SocketServer | A framework for network servers. | 
     |  | spwd (Unix) | The shadow password database (getspnam() and friends). | 
     |  | sqlite3 | A DB-API 2.0 implementation using SQLite 3.x. | 
     |  | ssl | SSL wrapper for socket objects | 
     |  | stat | Utilities for interpreting the results of os.stat(), os.lstat() and os.fstat(). | 
     |  | statvfs | Deprecated:
     Constants for interpreting the result of os.statvfs(). | 
     |  | string | Common string operations. | 
     |  | StringIO | Read and write strings as if they were files. | 
     |  | stringprep | Deprecated:
     String preparation, as per RFC 3453 | 
     |  | struct | Interpret strings as packed binary data. | 
     |  | subprocess | Subprocess management. | 
     |  | sunau | Provide an interface to the Sun AU sound format. | 
     |  | sunaudiodev (SunOS) | Deprecated:
     Access to Sun audio hardware. | 
     |  | SUNAUDIODEV (SunOS) | Deprecated:
     Constants for use with sunaudiodev. | 
     |  | symbol | Constants representing internal nodes of the parse tree. | 
     |  | symtable | Interface to the compiler's internal symbol tables. | 
     |  | sys | Access system-specific parameters and functions. | 
     |  | syslog (Unix) | An interface to the Unix syslog library routines. | 
|  |  |  | 
   |  | T |  | 
     |  | tabnanny | Tool for detecting white space related problems in Python source files in a
directory tree. | 
     |  | tarfile | Read and write tar-format archive files. | 
     |  | telnetlib | Telnet client class. | 
     |  | tempfile | Generate temporary files and directories. | 
     |  | termios (Unix) | POSIX style tty control. | 
     |  | test | Regression tests package containing the testing suite for Python. | 
     |  | test.test_support | Support for Python regression tests. | 
     |  | textwrap | Text wrapping and filling | 
     |  | thread | Create multiple threads of control within one interpreter. | 
     |  | threading | Higher-level threading interface. | 
     |  | time | Time access and conversions. | 
     |  | timeit | Measure the execution time of small code snippets. | 
     |  | Tix | Tk Extension Widgets for Tkinter | 
     |  | Tkinter | Interface to Tcl/Tk for graphical user interfaces | 
     |  | token | Constants representing terminal nodes of the parse tree. | 
     |  | tokenize | Lexical scanner for Python source code. | 
     |  | trace | Trace or track Python statement execution. | 
     |  | traceback | Print or retrieve a stack traceback. | 
     |  | tty (Unix) | Utility functions that perform common terminal control operations. | 
     |  | turtle | Turtle graphics for Tk | 
     |  | types | Names for built-in types. | 
|  |  |  | 
   |  | U |  | 
     |  | unicodedata | Access the Unicode Database. | 
     |  | unittest | Unit testing framework for Python. | 
     |  | urllib | Open an arbitrary network resource by URL (requires sockets). | 
     |  | urllib2 | Next generation URL opening library. | 
     |  | urlparse | Parse URLs into or assemble them from components. | 
     |  | user | Deprecated:
     A standard way to reference user-specific modules. | 
     |  | UserDict | Class wrapper for dictionary objects. | 
     |  | UserList | Class wrapper for list objects. | 
     |  | UserString | Class wrapper for string objects. | 
     |  | uu | Encode and decode files in uuencode format. | 
     |  | uuid | UUID objects (universally unique identifiers) according to RFC 4122 | 
|  |  |  | 
   |  | V |  | 
     |  | videoreader (Mac) | Deprecated:
     Read QuickTime movies frame by frame for further processing. | 
|  |  |  | 
   |  | W |  | 
     |  | W (Mac) | Deprecated:
     Widgets for the Mac, built on top of FrameWork. | 
     |  | warnings | Issue warning messages and control their disposition. | 
     |  | wave | Provide an interface to the WAV sound format. | 
     |  | weakref | Support for weak references and weak dictionaries. | 
     |  | webbrowser | Easy-to-use controller for Web browsers. | 
     |  | whichdb | Guess which DBM-style module created a given database. | 
     |  | winsound (Windows) | Access to the sound-playing machinery for Windows. | 
     |  | wsgiref | WSGI Utilities and Reference Implementation. | 
     |  | wsgiref.handlers | WSGI server/gateway base classes. | 
     |  | wsgiref.headers | WSGI response header tools. | 
     |  | wsgiref.simple_server | A simple WSGI HTTP server. | 
     |  | wsgiref.util | WSGI environment utilities. | 
     |  | wsgiref.validate | WSGI conformance checker. | 
|  |  |  | 
   |  | X |  | 
     |  | xdrlib | Encoders and decoders for the External Data Representation (XDR). | 
     |  | xml |  | 
     |  | xml.dom | Document Object Model API for Python. | 
     |  | xml.dom.minidom | Lightweight Document Object Model (DOM) implementation. | 
     |  | xml.dom.pulldom | Support for building partial DOM trees from SAX events. | 
     |  | xml.etree.ElementTree | Implementation of the ElementTree API. | 
     |  | xml.parsers.expat | An interface to the Expat non-validating XML parser. | 
     |  | xml.sax | Package containing SAX2 base classes and convenience functions. | 
     |  | xml.sax.handler | Base classes for SAX event handlers. | 
     |  | xml.sax.saxutils | Convenience functions and classes for use with SAX. | 
     |  | xml.sax.xmlreader | Interface which SAX-compliant XML parsers must implement. | 
     |  | xmlrpclib | XML-RPC client access. | 
|  |  |  | 
   |  | Z |  | 
     |  | zipfile | Read and write ZIP-format archive files. | 
     |  | zipimport | support for importing Python modules from ZIP archives. | 
     |  | zlib | Low-level interface to compression and decompression routines compatible with
gzip. |