#!/usr/bin/env python
import pip
import sys
from subprocess import call

skip=('setuptools', 'pip', 'python', 'disco', 'AudioPython', 'flann')

for dist in pip.get_installed_distributions(skip=skip):
    if(sys.argv[1] == "2")
        call("pip install --upgrade " + dist.project_name, shell=True)
    elif(sys.argv[1] == "3")
        call("pip3.4 install --upgrade " + dist.project_name, shell=True)