Python Abstract Syntax Tree viewer/browser in Qt.

1. Install PySide: http://qt-project.org/wiki/Category:LanguageBindings::PySide

2. Run the installer:

   %> sudo python setup.py install
   

• Command line example:

  %> pyastviewer myprog.py
  

• Examples to use from within Python:

  >>> from astviewer import view
  >>> view(file_name='myprog.py', width=800, height=600)
  >>> view(source_code = 'a + 3', mode='eval')

The Green Tree Snakes documentation on ASTs is available for those who find the Python ast module documentation too brief.