On 11/12/2010 11:46 AM, Auguste Pop wrote: > Considering the incompatibility in the fundamental print > function/statement, I seriously doubt the number of python2 packages > that can run under python3 without any modification. But that's the easy part. 2to3 can automatically convert a lot of things, like print x to print(x), xrange(y) to range(y) and range(z) to list(range(z)): 2to3 -w somefile.py # converts the file to python 3 and also backs up the original References: http://docs.python.org/library/2to3.html http://diveintopython3.org/porting-code-to-python-3-with-2to3.html