Not a big deal - but would be helpful when executing a large number of python scripts over and over again. -Arun $ time -p perl -e 'print "hello world\n"' hello world real 0.01 user 0.01 sys 0.00 $ time -p python -c 'print "hello world\n"' hello world real 0.93 user 0.05 sys 0.05