ANN: PyQt v4.3.1 Released


Phil Thompson

Riverbank Computing is pleased to announce the release of PyQt v4.3.1
available from

This is mainly a bug fix release.

A Windows installer is provided for the GPL version of PyQt which contains
everything needed for PyQt development (including Qt, Qt Designer, Qwt,
QScintilla and the eric IDE) except Python itself.

PyQt is a comprehensive set of Qt bindings for the Python programming language
and supports the same platforms as Qt (Windows, Linux and MacOS/X). Like Qt,
PyQt is available under the GPL and a commercial license.

See for the
class documentation.

PyQt v4 supports Qt v4 (
PyQt v3 is still available to support earlier versions of Qt.

PyQt v4 is implemented as a set of 11 extension modules containing
approximately 400 classes and 6,000 functions and methods.

The non-GUI infrastructure including event loops, threads, i18n, Unicode,
signals and slots, user and application settings.

A rich collection of GUI widgets.

A set of classes to support TCP and UDP socket programming and higher
level protocols (eg. HTTP, SSL).

A set of classes that allows PyOpenGL to render onto Qt widgets.

A set of classes that implements a JavaScript interpreter.

A set of classes that implement SQL data models and interfaces to industry
standard databases. Includes an implementation of SQLite.

A set of classes to render SVG files onto Qt widgets.

A set of classes to automate unit testing of PyQt applications and GUIs.

A set of classes that implement DOM and SAX parsers.

A set of classes that enables the Qt Assistant online help browser to be
integrated with an application.

A set of classes for Windows that allows the integration of ActiveX
controls and COM objects.

PyQt includes the pyuic4 utility which generates Python code to implement user
interfaces created with Qt Designer in the same way that the uic utility
generates C++ code. It is also able to load Designer XML files dynamically.


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