def iterall(self):
        return (column for name, column in self.iteritems())
Check the error response if the SPI returns an error.
dataset/ETHPy150Open bradleyayers/django-tables2/django_tables2/columns/base.py/BoundColumns.iterall--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/devappserver2/endpoints/endpoints_server_test.py/DevAppserverEndpointsServerTest.test_dispatch_spi_error