Method _delegate_sub_application

web/application.py:532–544

Deletes request to sub application `app` rooted at the directory `dir`. The home, homepath, path and fullpath values in web.ctx are updated to mimic request to the subapp and are restored after it is handled. @@Any issues with when used with yield?

(self, dir, app)

        return None, None

    def _delegate_sub_application(self, dir, app):
        """Deletes request to sub application `app` rooted at the directory `dir`.
        The home, homepath, path and fullpath values in web.ctx are updated to mimic request
        to the subapp and are restored after it is handled.

        @@Any issues with when used with yield?
        """
        web.ctx._oldctx = web.storage(web.ctx)
        web.ctx.home += dir
        web.ctx.homepath += dir
        web.ctx.path = web.ctx.path[len(dir) :]
        web.ctx.fullpath = web.ctx.fullpath[len(dir) :]
        return app.handle_with_processors()

    def get_parent_app(self):
        if self in web.ctx.app_stack: