gist: 1153590 のPython 2.5以下用

pip_version_check_for_py25.py

#-*- coding:utf-8 -*-
"""
    This script compare a package installed by pip and the latest version
    in PyPI. And it is also possible to upgrade it then and there.

    For now work on Windows and Linux.
    And I'm not MACer.(Probably run.)
"""

from pip import get_installed_distributions, call_subprocess
from subprocess import call
from string import capitalize
import xmlrpclib


def check_versions(pypi_ver, installed):
    if installed.has_version():
        print "Checking:  ** %s **" % installed.project_name
        print "IN PyPI:    " + str(pypi_ver[0])
        print "INSTALLED:  " + installed.version
        if pypi_ver[0] == installed.version:
            print 'Using latest version.\n'
        else:
            print "Versions don't match.\n"
            pip_upgrade(installed)
    else:
        print "%s doesn't have version.\n" % installed.project_name

def pip_upgrade(dist):
    qstring1 = 'Do you want to upgrade "%s"?: (y/n)'
    qstring2 = 'Really? (y/n):'
    upgrade_string = 'pip install --upgrade %s'
    ans1 = raw_input(qstring1 % dist.project_name)
    if ans1 == 'y':
        ans2 = raw_input(qstring2)
        if ans2 == 'y':
            try:
                # Windows
                call_subprocess(upgrade_string % dist.project_name)
            except OSError:
                # Linux
                call(upgrade_string % dist.project_name, shell=True)
            finally:
                print 'Done.\n'
        else:
            print "Upgrading Canceled: %s.\n" % dist.project_name
    else:
        print "Upgrading Canceled: %s.\n" % dist.project_name

def main():
    client = xmlrpclib.ServerProxy('http://pypi.python.org/pypi')
    for installed in get_installed_distributions():
        pypi_ver = client.package_releases(installed.project_name)
        if len(pypi_ver) > 0:
            check_versions(pypi_ver, installed)
        else:
            capitalized = capitalize(installed.project_name)
            pypi_ver = client.package_releases(capitalized)
            if pypi_ver:
                check_versions(pypi_ver, installed)
            else:
                print '"%s" is not found in PyPI\n' % \
                                 installed.project_name


if __name__ == '__main__':
    main()