run simulator.py with a kernel on stdin
run assembler.py with a kernel on stdin
Required for both assembler and simulator. Use a virtualenv if you don't want to install dependencies globally.
run pip install -r requirements.txt
In addition, tkinter is required.
It is part of core python, but sometimes the module is not included in the python installation.
If you get an error importing _tkinter, simply run apt-get install python-tk or something similar.