c0ldlimit/index.html

## gistfile1.txt
# http://stackoverflow.com/questions/19112296/how-to-pass-arguments-from-tornado-to-a-js-file-but-not-html

$ tree
.
├── static
│   └── scripts
│       └── test.js
├── templates
│   └── index.html
└── test.py

## index.html
<!DOCTYPE html>
<html>
<head>
    <title>Test</title>
    <script src="{{ static_url('scripts/test.js') }}" type="application/javascript"></script>
</head>
<body>
    <input type="button" onclick="show_test()" value="alert" />
    <script type="application/javascript">
        set_test("{{test}}");
    </script>
</body>
</html>

## test.js
/* test.js */
var test = ""

function set_test(val)
{
    test=val
}

function show_test()
{
    alert(test);
}

## tornado_app.py
#!/usr/bin/python
# -*- coding: utf-8 -*-

import os.path
import tornado.httpserver
import tornado.ioloop
import tornado.options
import tornado.web

from tornado.options import define, options
define("port", default=8000, help="run on the given port", type=int)

class IndexHandler(tornado.web.RequestHandler):
    def get(self):
        self.render('index.html', test="Hello, world!")

if __name__ == '__main__':
    tornado.options.parse_command_line()
    app = tornado.web.Application( handlers=[
        (r'/', IndexHandler)],
        static_path=os.path.join(os.path.dirname(__file__), "static"),
        template_path=os.path.join(os.path.dirname(__file__), "templates"))
    http_server = tornado.httpserver.HTTPServer(app)
    http_server.listen(options.port)
    tornado.ioloop.IOLoop.instance().start()
	# http://stackoverflow.com/questions/19112296/how-to-pass-arguments-from-tornado-to-a-js-file-but-not-html

	$ tree
	.
	├── static
	│ └── scripts
	│ └── test.js
	├── templates
	│ └── index.html
	└── test.py
	<!DOCTYPE html>
	<html>
	<head>
	<title>Test</title>
	<script src="{{ static_url('scripts/test.js') }}" type="application/javascript"></script>
	</head>
	<body>
	<input type="button" onclick="show_test()" value="alert" />
	<script type="application/javascript">
	set_test("{{test}}");
	</script>
	</body>
	</html>
	/* test.js */
	var test = ""

	function set_test(val)
	{
	test=val
	}

	function show_test()
	{
	alert(test);
	}
	#!/usr/bin/python
	# -- coding: utf-8 --

	import os.path
	import tornado.httpserver
	import tornado.ioloop
	import tornado.options
	import tornado.web

	from tornado.options import define, options
	define("port", default=8000, help="run on the given port", type=int)

	class IndexHandler(tornado.web.RequestHandler):
	def get(self):
	self.render('index.html', test="Hello, world!")

	if __name__ == '__main__':
	tornado.options.parse_command_line()
	app = tornado.web.Application( handlers=[
	(r'/', IndexHandler)],
	static_path=os.path.join(os.path.dirname(__file__), "static"),
	template_path=os.path.join(os.path.dirname(__file__), "templates"))
	http_server = tornado.httpserver.HTTPServer(app)
	http_server.listen(options.port)
	tornado.ioloop.IOLoop.instance().start()