how to update a package using pip code example
Example 1: pip upgrade package
pip install Django --upgrade
Example 2: how to update pip
python -m pip install --upgrade pip
Example 3: python update installed packages
py2
$ pip install pip-review
$ pip-review --local --interactive
py3
$ pip3 install pip-review
$ py -3 -m pip_review --local --interactive
Example 4: update all modules python in cmd
import pkg_resources
from subprocess import call
packages = [dist.project_name for dist in pkg_resources.working_set]
call("pip install --upgrade " + ' '.join(packages), shell=True)
Example 5: pip upgrade package
pip install Django -U
Example 6: upgrading a pip package while importing it
pip install [package_name] --upgrade