pip upgrade all packages

upgrade.py

'''
Upgrades all pip packages to the latest version
'''

from subprocess import check_output, call
import json

PYTHON_VERSION = '3.7'

CMD_OUTDATED_PACKAGES = f'python -m pip list --format json -o'
CMD_INSTALL_UPGRADE = 'python -m pip install {} --user --upgrade'

packages = json.loads(check_output(CMD_OUTDATED_PACKAGES.split()))

for package in packages:
    call(CMD_INSTALL_UPGRADE.format(package['name']).split())