complate-wsgi sandbox

README.md

$ python3 -m venv venv
$ . venv/bin/activate

$ pip install js2py gunicorn

$ gunicorn app:app

→ http://localhost:8000

app.py

import js2py


class BufferedStream:
    def __init__(self):
        self._buffer = []

    def write(self, msg):
        self._buffer.append(msg.encode("utf-8"))

    def __iter__(self):
        return iter(self._buffer)


def transpile(filepath):
    with open(filepath) as fh:
        return js2py.eval_js(fh.read())


render = transpile("./views.js")


def app(environ, start_response):
    start_response("200 OK", [("Content-Type", "text/html")])

    stream = BufferedStream()
    view = render(stream)
    return stream

views.js

var render = (function() {

return function render(stream) {
	stream.write("<h1>Hello World</h1>");
	stream.write("<p>lorem ipsum dolor sit amet</p>");
};

}());

Using Js2Py because PyExecJS can only pass JSON-serializable objects between the Python and JavaScript environments. v8eval requires compiling V8, PyV8 seems abandoned.