def test_multiple_keys():
d = {'a': 1, 'b': 2, 'c': 3}
kab = mygetter('a', 'b')
assert kab(d) == (1, 2)
def test_one_pos_index():
s = 'abcde'
i2 = mygetter(2)
assert i2(s) == 'c'
def test_one_key():
d = {'a': 1, 'b': 2, 'c': 3}
ka = mygetter('a')
assert ka(d) == 1
def test_multiple_indexes():
s = 'abcde'
i21 = mygetter(2, 1)
assert i21(s) == ('c', 'b')
def test_one_neg_index():
s = 'abcde'
i2 = mygetter(-2)
assert i2(s) == 'd'