The ratelimiter module ensures that an operation will not be executed more than a given number of times during a given period.

Gamera is a toolkit for building document image recognition systems.

PyTables is a package for managing hierarchical datasets and designed to efficiently cope with extremely large amounts of data.

The Python Imaging Library adds image processing capabilities to your Python interpreter. This library provides extensive file format support, an efficient internal representation, and fairly powerful image processing capabilities. The core image library is designed for fast access to data stored in a few basic pixel formats. It should provide a solid foundation for a general image processing tool.

This package provides ECMAScript parsing infrastructure for multipurpose analysis in Python.

This package lets you get information about what a frame is currently doing, particularly the AST node being executed.

FontTools/TTX is a library to manipulate font files from Python. It supports reading and writing of TrueType/OpenType fonts, reading and writing of AFM files, reading (and partially writing) of PS Type 1 fonts. The package also contains a tool called “TTX” which converts TrueType/OpenType fonts to and from an XML-based format.

This package provides Python bindings for the XML Security Library.

This package provides various tools to supplement packaging Python releases.

This package allows for providing notifications for all Farama Foundation maintained libraries.

Six is a Python 2 and 3 compatibility library. It provides utility functions for smoothing over the differences between the Python versions with the goal of writing Python code that is compatible on both Python versions. Six supports every Python version since 2.5. It is contained in only one Python file, so it can be easily copied into your project.

The isoweek module provide the class Week that implements the week definition of ISO 8601. This standard also defines a notation for identifying weeks; yyyyWww (where the W is a literal). Week instances stringify to this form.

Tools and API for translation and localization engineering. It contains several utilities, as well as an API for building localization tools.

Relatorio is a templating library which provides a way to easily output ODT, ODS, PNG, SVG and several other kinds of files. Support for more filetypes can be easily added by creating plugins for them.

Python-LLFUSE is a set of Python bindings for the low level FUSE API.

Pystache is a Python implementation of the framework agnostic, logic-free templating system Mustache.

Besides being used in web development, CSS is also the way to stylize Qt-based desktop applications. However, Qt's CSS has a few variations that prevent the direct use of SASS compiler.

The purpose of this tool is to fill the gap between SASS and Qt-CSS by handling those variations.

This package provides miscellaneous path functions for Python.

Pylru implements a true LRU cache along with several support classes. Pylru provides a cache class with a simple dict interface. It also provides classes to wrap any object that has a dict interface with a cache. Both write-through and write-back semantics are supported. Pylru also provides classes to wrap functions in a similar way, including a function decorator.

Gridmap is a Python package to allow you to easily create jobs on the cluster directly from Python. You can directly map Python functions onto the cluster without needing to write any wrapper code yourself.

This package provides a backport of CPython tarfile module.

Pyclipper is a Cython wrapper for the C++ translation of the Angus Johnson's polygon clipping Clipper library (ver. 6.4.2).

This is a collection of well-tested, simple modules and functions that aim to reduce boilerplate when working with data.

This project provides a typed parser. It was started as part of Pint, the Python units package.