/usr/share/doc/python-werkzeug-doc/examples/webpylike/webpylike.py is in python-werkzeug-doc 0.10.4+dfsg1-1ubuntu1.1.
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"""
webpylike
~~~~~~~~~
This module implements web.py like dispatching. What this module does
not implement is a stream system that hooks into sys.stdout like web.py
provides. I consider this bad design.
:copyright: (c) 2009 by the Werkzeug Team, see AUTHORS for more details.
:license: BSD.
"""
import re
from werkzeug.wrappers import BaseRequest, BaseResponse
from werkzeug.exceptions import HTTPException, MethodNotAllowed, \
NotImplemented, NotFound
class Request(BaseRequest):
"""Encapsulates a request."""
class Response(BaseResponse):
"""Encapsulates a response."""
class View(object):
"""Baseclass for our views."""
def __init__(self, app, req):
self.app = app
self.req = req
def GET(self):
raise MethodNotAllowed()
POST = DELETE = PUT = GET
def HEAD(self):
return self.GET()
class WebPyApp(object):
"""
An interface to a web.py like application. It works like the web.run
function in web.py
"""
def __init__(self, urls, views):
self.urls = [(re.compile('^%s$' % urls[i]), urls[i + 1])
for i in xrange(0, len(urls), 2)]
self.views = views
def __call__(self, environ, start_response):
try:
req = Request(environ)
for regex, view in self.urls:
match = regex.match(req.path)
if match is not None:
view = self.views[view](self, req)
if req.method not in ('GET', 'HEAD', 'POST',
'DELETE', 'PUT'):
raise NotImplemented()
resp = getattr(view, req.method)(*match.groups())
break
else:
raise NotFound()
except HTTPException, e:
resp = e
return resp(environ, start_response)
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