On Thu, Jan 15, 2009 at 4:17 PM, <marco.m.petersen at gmail.com> wrote: >>>> $ 2to3.py testscript.py > File "<stdin>", line 1 > $ 2to3.py testscript.py > ^ > Syntax Error: Invalid Syntax Oh i see... You need to do 2 things: 1) Run 2to3 on the shell not the python interpreter. 2) Learn some basic UNIX. cheers James