Eric is a Python IDE written using PyQt and QScintilla. It provides various features such as any number of open editors, an integrated (remote) debugger, project management facilities, unit test, refactoring and much more.
- Editor with syntax highlighting, autocompletion and call tipps
- Built-in checkers for Python (syntax, issues, style,...)
- Built-in documentation viewer (and web browser)
- interface to Mercurial and Subversion
- Extensible via plug-ins
Very nice IDE especially for Python/PyQT projects.