PythonToolkit (PTK) is an interactive environment for python. It was designed to provide a python based environment similiar to Matlab for scientists and engineers however it can also be used as a general purpose interactive python environment.
Pyinstaller exe rebuilder is a tool to recompile/reverse engineer pyinstaller generated executables without having access to the source code.
Python version 2.5, 2.6 and 2.7 are supported.
(Note : pyinstaller itself supports python 2.4 to 2.7)
Within the software you will find detailed help including a video about how to use the tool.