install pip on macos

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
sudo easy_install pip

curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py

python -m pip install <package>

#Download Selenium
python -m pip install selenium