install latest version of pip code example

Example 1: how to update pip python

python -m pip install --upgrade pip

Example 2: pip version

pip --version

Example 3: get-pip 20.2.3 dowload

$ pip download SomePackage
$ pip download -d . SomePackage  # equivalent to above
$ pip download --no-index --find-links=/tmp/wheelhouse -d /tmp/otherwheelhouse SomePackage