Python upgrade Pip packages

Readme.md

For pip < 10.0.1:

import pip
from subprocess import call

packages = [dist.project_name for dist in pip.get_installed_distributions()]
for package in packages:
	try:
		call("pip install --upgrade " + package, shell=True)
	except Exception as e:
		print("Error: " + str(e))
print('Update finished')			

For pip >= 10.0.1:

import pkg_resources
from subprocess import call

packages = [dist.project_name for dist in pkg_resources.working_set]
for package in packages:
	try:
		call("pip install --upgrade " + package, shell=True)
	except Exception as e:
		print("type error: " + str(e))

pipUpgrade.py

import pkg_resources
from subprocess import call

packages = [dist.project_name for dist in pkg_resources.working_set]
for package in packages:
	try:
		call("pip install --upgrade " + package, shell=True)
	except Exception as e:
		print("Error: " + str(e))
print('Update finished')

pipUpgradeOld.py

import pip
from subprocess import call

packages = [dist.project_name for dist in pip.get_installed_distributions()]
for package in packages:
	try:
		call("pip install --upgrade " + package, shell=True)
	except Exception as e:
		print("Error: " + str(e))
print('Update finished')