def test_remove_duckling_extractors(duckling_interpreter):
    target = set([])
    patched = remove_duckling_extractors({'ner_duckling_http'})
    assert (patched == target)
def test_remove_duckling_extractors(duckling_interpreter):
    target = set([])
    patched = remove_duckling_extractors({'ner_duckling_http'})
    assert (patched == target)