1. Python 3
2. Remove "tensorflow" from requirements.txt since you probably prefer to install TensorFlow by yourself.
3. pip install -r requirements.txt. Note that these requirements are different from tensorpack dependencies.

make html will build the docs in build/html.

1. pip install doc2dash
2. make docset produces tensorpack.docset.

Add this feed in Dash/Zeal: https://github.com/tensorpack/tensorpack/raw/master/docs/tensorpack.xml.