python -m pip install pandas
python -m pip install --user pandas
python -m pip install --upgrade pandas
python -m pip install git+<path_to_git>
pip install -r requirements
can have pip install git+https equiv in there
python -m pip freeze > requirements.txt
can make manually instead. better because freeze puts dependencies too
Pipfile is replacement for requirements.txt
python -m pip install -p <file>
Pipfile generates Pipfile.lock can run "pipenv lock" pipfile listed python version expected
can set up mirror and use pip config to access it