web_test.py 文件源码

def get_handlers(self):
        class MyStaticFileHandler(StaticFileHandler):
            def get(self, path):
                path = self.parse_url_path(path)
                if path != "foo.txt":
                    raise Exception("unexpected path: %r" % path)
                self.write("bar")

            @classmethod
            def make_static_url(cls, settings, path):
                cls.get_version(settings, path)
                extension_index = path.rindex('.')
                before_version = path[:extension_index]
                after_version = path[(extension_index + 1):]
                return '/static/%s.%s.%s' % (before_version, 42, after_version)

            @classmethod
            def parse_url_path(cls, url_path):
                extension_index = url_path.rindex('.')
                version_index = url_path.rindex('.', 0, extension_index)
                return '%s%s' % (url_path[:version_index],
                                 url_path[extension_index:])

        class StaticUrlHandler(RequestHandler):
            def get(self, path):
                self.write(self.static_url(path))

        self.static_handler_class = MyStaticFileHandler

        return [("/static_url/(.*)", StaticUrlHandler)]