as in issue #98
added note about solution to problem with version of python on system…
…s like Arch Linux
This could be solved done automatically with a test like this, but I haven't figured out how the PYTHON environment variable works.
python -c 'print "This command works in Python 2 but not in Python 3."' 2> /dev/null
if [ ! "$?" = '0' ]
echo Try changing the setting