How to check if OS is Vista in Python?

Question

How, in the simplest possible way, distinguish between Windows XP and Windows Vista, using Python and pywin32 or wxPython?

Essentially, I need a function that called

Answer 1

An idea from http://www.brunningonline.net/simon/blog/archives/winGuiAuto.py.html might help, which can basically answer your question:

win_version = {4: "NT", 5: "2K", 6: "XP"}[os.sys.getwindowsversion()[0]]
print "win_version=", win_version