test.py

from pyramid.config import Configurator

def my_test_view(request):
    return 123

def test_action(config):
    introspector = config.registry.introspector
    for view in introspector.get_category('views'):
        print(view['introspectable']['callable'])

config = Configurator()

config.action('test_action', test_action, args=(config,))

config.add_route('test', '/')
config.add_view(my_test_view, route_name='test')

app = config.make_wsgi_app()