SPE = Stani's Python Editor Homepage: http://pythonide.stani.be/
Files can be found at: https://developer.berlios.de/projects/python/
According to Stani's [http://www.google.com/search?q=cache:1rjQdU2tdIcJ:stani.be/python/spe/blog/+stani+python+editor&hl=en&lr=&client=firefox-a&strip=1 blog cached by Google]: "SPE is looking for a new webhost"
Looks like hosting problems were solved somehow. SPE is now developed on Ubuntu, new blog is http://pythonide.blogspot.com/