Heavily copied from https://github.com/mivade/tornadose
Before deciding whether or not include that as dependency, I prefer rewrite "everything". This is my preferred way to learn something "new".
Typical setup:
- create a virtualenv
- install the package
- run
- open localhost:8080
python3 -m venv .venv
pip install .
sse_example -p 8080 -vvv