klein capture error routes

requirements.txt

klein

runner.py

from klein import Klein


class NotFound(Exception):
    pass


class ItemStore(object):
    app = Klein()

    @app.handle_errors(NotFound)
    def notfound(self, request, failure):
        request.setResponseCode(404)
        return 'Not found, I say'

    @app.route('/droid/<string:name>')
    def droid(self, request, name):
        if name in ['R2D2', 'C3P0']:
            raise NotFound()
        return 'Droid found'

    @app.route('/bounty/<string:target>')
    def bounty(self, request, target):
        if target == 'Han Solo':
            return '150,000'
        raise NotFound()

    # all other routes should dispatch the 404
    # if not already handled
    @app.route('/', defaults={'path': ''})
    @app.route('/<path:path>')
    def all_unmatched_routes(self, request, path):
        raise NotFound()


if __name__ == '__main__':
    store = ItemStore()
    store.app.run('localhost', 8080)

To run

1. Make a virtualenv
2. activate the virtualenv
3. pip intall -r requirements.txt
4. python runner.py
5. look at urls that should generate 404s, look at urls that should return results.