How to use virtualenv in makefile

Question

I want to perform several operations while working on a specified virtualenv.

For example command

make install

would be equivalent

Answer 1

You also could use the environment variable called "VIRTUALENVWRAPPER_SCRIPT". Like this:

install:
    ( \
       source $$VIRTUALENVWRAPPER_SCRIPT; \
       pip install -r requirements.txt; \
    )