tween for removing jquery

tween.py

from pyramid.settings import asbool
import tw2.core.core
import tw2.jquery


def remove_jq_factory(handler, registry):
    """ In order to use this, you need to add the following you myapp/__init__.py:

        config.add_tween('myapp.tween.remove_jq_factory')
    """

    def remove_jq_tween(request):
        # Send the request on through other tweens and our app
        response = handler(request)

        # Before the response is modified by the tw2 middleware, let's remove
        # jquery_js from its registry.
        offending_links = [r.req().link for r in [
            tw2.jquery.jquery_js,
        ]]
        local = tw2.core.core.request_local()
        local['resources'] = [
            r for r in local.get('resources', list())
            if r.link not in offending_links
        ]

        return response

    return remove_jq_tween