#!/bin/sh
# Use any-python as interpreter in portable Python scripts.
# Instead of /usr/bin/env python use /usr/bin/env any-python
# The preferred choices are: Python 3, Python 2, anything called "python"
py3="$(command -v python3)"
py2="$(command -v python2)"
py_dunno="$(command -v python)"
if [ -n "$py3" ]; then
    exec "$py3" "$@"
elif [ -n "$py2" ]; then
	exec "$py2" "$@"
elif [ -n "$py_dunno" ]; then
	exec "$py_dunno" "$@"
else
	echo "cannot find any Python installation" >&2
	exit 1
fi