def test_get_dict_func_getter_callable(self):
f = get_dict_func_getter({})
self.assertAlmostEqual(f(lambda x: x)(3), 3)
def test_get_dict_func_getter(self):
f = get_dict_func_getter({'norm': lambda x: x})
self.assertAlmostEqual(f('norm')(3), 3)
def test_get_dict_func_getter_fails(self):
f = get_dict_func_getter({})
with self.assertRaises(KeyError):
self.assertAlmostEqual(f('not_real')(3), 0.00)