INSTALL PYTHON (needed for pip)
https://www.python.org/downloads/release/python-363/
STANDARD LOCATION, ADD PYTHON TO PATH
MAKE A VENV and PUT YOUR DEPENDENCIES IN THERE
cmd: 'c:\path\to\python\python' -m venv '\path\to\my\drawing\venv'
cmd: \path\to\venv\Scripts\activate
Download - http://www.lfd.uci.edu/~gohlke/pythonlibs/#numpy -- you want the version that matches your version of python
cmd: (in venv) pip install 'path\to\numpy\wheel\you\just\downloaded'
cmd: (in venv) pip install svgwrite