Wing IDE 4.0.1 Released: March 31, 2011

Wing Pro Screenshot

Wingware has released version 4.0.1 of Wing IDE, an integrated development environment designed specifically for the Python programming language.

Wing IDE is a cross-platform Python IDE that provides a professional code editor with vi, emacs, and other key bindings, auto-completion, call tips, refactoring, a powerful graphical debugger, version control, unit testing, search, and many other features.

Changes in Version 4.0.1

  • Several fixes in source analysis, find uses, and refactoring
  • Improves Django support and adds support for Django 1.3
  • Adds support for 64-bit Python 3.2 on Windows
  • Improves diff/merge for non-ascii text and on Windows
  • Adds support for debugging Python with -O command line option
  • Avoids a potential hang in the debugger with wx and gtk GUI apps
  • Fixes a potential crash on long lines
  • Fixes problems that could lead to failure to start
  • About 40 other bug fixes and minor improvements

See the change log for details.

New Features in Version 4.0

Version 4.0 adds the following new major features:

  • Refactoring -- Rename and move symbols, and extract code to function or method
  • Find Uses -- Find all points of use of a symbol
  • Diff/Merge -- Graphical file and repository comparison and merge
  • Django Support -- Debug Django templates, run Django unit tests, and more
  • matplotlib Support -- Maintains live-updating plots in shell and debugger
  • Simplified Licensing -- Includes all OSes and adds Support+Upgrades subscriptions

To see some of these features in action, see What's New in Wing IDE 4.0. See the change log for details. For details on the new licensing see Wing IDE Licensing Changes.

About Wing IDE

Wing IDE is an integrated development environment designed specifically for the Python programming language. It provides powerful editing, testing, and debugging features that help reduce development and debugging time, cut down on coding errors, and make it easier to understand and navigate Python code. Wing IDE can be used to develop Python code for web, GUI, and embedded scripting applications.

Wing IDE is available in three product levels: Wing IDE Professional is the full-featured Python IDE, Wing IDE Personal offers a reduced feature set at a low price, and Wing IDE 101 is a free simplified version designed for teaching beginning programming courses with Python.

Version 4.0 of Wing IDE Professional includes the following major features:

  • Professional quality code editor with vi, emacs, and other keyboard personalities
  • Code intelligence for Python: Auto-completion, call tips, find uses, goto-definition, error indicators, refactoring, smart indent and rewrapping, and source navigation
  • Advanced multi-threaded debugger with graphical UI, command line interaction, conditional breakpoints, data value tooltips over code, watch tool, and externally launched and remote debugging
  • Powerful search and replace options including keyboard driven and graphical UIs, multi-file, wild card, and regular expression search and replace
  • Version control integration for Subversion, CVS, Bazaar, git, Mercurial, and Perforce
  • Integrated unit testing with unittest, nose, and doctest frameworks
  • Django support: Debugs Django templates, provides project setup tools, and runs Django unit tests
  • Many other features including project manager, bookmarks, code snippets, diff/merge tool, OS command integration, indentation manager, PyLint integration, and perspectives
  • Extremely configurable and may be extended with Python scripts
  • Extensive product documentation and How-Tos for Django, matplotlib, Plone, wxPython, PyQt, mod_wsgi, Autodesk Maya, and many other frameworks

Please refer to the feature list for a detailed listing of features by product level.

System requirements are Windows 2000 or later, OS X 10.3.9 or later (requires X11 Server), or a recent Linux system (either 32 or 64 bit). Wing IDE supports Python versions 2.0.x through 3.2.x and Stackless Python.

For more information, see the Wing IDE product overview.


Wing IDE Professional and Wing IDE Personal are commercial software and require a license to run. A free trial can be obtained directly from the product when launched.

Wing IDE Pro -- Full-featured product

Wing IDE Personal -- A simplified IDE

Wing IDE 101 -- For teaching with Python

Purchasing and Upgrading

Wing 4.0 requires an upgrade for Wing IDE 2.x and 3.x users at a cost of 1/2 the full product pricing.

Upgrade a license

Purchase a new license