how to upgrade a package with pip code example

Example 1: pip upgrade package

pip install Django --upgrade

Example 2: 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 3: update every python library

(Do it in windows powershell)

pip freeze | %{$_.split('==')[0]} | %{pip install --upgrade $_}

Example 4: pip upgrade package

pip install Django -U

Example 5: update pip module

pip install [package_name] -U