"""This is a simple example of running a wsgi application with evy.
For a more fully-featured server which supports multiple processes,
multiple threads, and graceful code reloading, see:
http://pypi.python.org/pypi/Spawning/
"""
import evy
from evy.web import wsgi
def hello_world(env, start_response):
if env['PATH_INFO'] != '/':
start_response('404 Not Found', [('Content-Type', 'text/plain')])
return ['Not Found\r\n']
start_response('200 OK', [('Content-Type', 'text/plain')])
return ['Hello, World!\r\n']
wsgi.server(evy.listen(('', 8090)), hello_world)
participants = set()
@websocket.WebSocketWSGI
def handle (ws):
participants.add(ws)
try:
while True:
m = ws.wait()
if m is None:
break
for p in participants:
p.send(m)
finally:
participants.remove(ws)
def dispatch (environ, start_response):
"""Resolves to the web page or the websocket depending on the path."""
if environ['PATH_INFO'] == '/chat':
return handle(environ, start_response)
else:
start_response('200 OK', [('content-type', 'text/html')])
html_path = os.path.join(os.path.dirname(__file__), 'websocket_chat.html')
return [open(html_path).read() % {'port': PORT}]
if __name__ == "__main__":
# run an example app from the command line
listener = evy.listen(('127.0.0.1', PORT))
print "\nVisit http://localhost:7000/ in your websocket-capable browser.\n"
wsgi.server(listener, dispatch)
""" This is the websocket handler function. Note that we
can dispatch based on path in here, too."""
if ws.path == "/echo":
while True:
m = ws.wait()
if m is None:
break
ws.send(m)
elif ws.path == "/data":
for i in xrange(10000):
ws.send("0 %s %s\n" % (i, random.random()))
evy.sleep(0.1)
def dispatch(environ, start_response):
""" This resolves to the web page or the websocket depending on
the path."""
if environ["PATH_INFO"] == "/data":
return handle(environ, start_response)
else:
start_response("200 OK", [("content-type", "text/html")])
return [open(os.path.join(os.path.dirname(__file__), "websocket.html")).read()]
if __name__ == "__main__":
# run an example app from the command line
listener = evy.listen(("127.0.0.1", 7000))
print "\nVisit http://localhost:7000/ in your websocket-capable browser.\n"
wsgi.server(listener, dispatch)
"""This is a simple example of running a wsgi application with evy.
For a more fully-featured server which supports multiple processes,
multiple threads, and graceful code reloading, see:
http://pypi.python.org/pypi/Spawning/
"""
import evy
from evy.web import wsgi
def hello_world (env, start_response):
if env['PATH_INFO'] != '/':
start_response('404 Not Found', [('Content-Type', 'text/plain')])
return ['Not Found\r\n']
start_response('200 OK', [('Content-Type', 'text/plain')])
return ['Hello, World!\r\n']
wsgi.server(evy.listen(('', 8090)), hello_world)
