pip auto upgrade

happy.py

#!/usr/bin/env python 
 
import xmlrpclib 
import pip 
#import pip.commands.install 
from subprocess import call 
 
#def install_distributions(distributions): 
#    command = pip.commands.install.InstallCommand() 
#    opts, args = command.parser.parse_args() 
#    requirement_set = command.run(opts, distributions) 
#    requirement_set = command.run(opts, distributions) 
#    requirement_set.install(opts) 
 
pypi = xmlrpclib.ServerProxy('http://pypi.python.org/pypi') 
#dists = [] 
for dist in pip.get_installed_distributions(): 
    available = pypi.package_releases(dist.project_name) 
    if not available: 
        # Try to capitalize pkg name 
        available = pypi.package_releases(dist.project_name.capitalize()) 
         
    if not available: 
        msg = 'no releases at pypi' 
    elif available[0] != dist.version: 
        msg = '{} available'.format(available[0]) 
#       dists.append(dist.project_name) 
        call(["sudo","pip", "install", "-U", dist.project_name]) 
    else: 
        msg = 'up to date' 
    pkg_info = '{dist.project_name} {dist.version}'.format(dist=dist) 
    print '{pkg_info:40} {msg}'.format(pkg_info=pkg_info, msg=msg) 
 
#print '---------------------------------------------------------------' 
#print 'Will now install:' 
#install_distributions(dists)