def test_arrow():
a = Series("a", [1, 2, 3, None])
out = a.to_arrow()
assert out == pa.array([1, 2, 3, None])
a = pa.array(["foo", "bar"], pa.dictionary(pa.int32(), pa.utf8()))
s = pl.Series("a", a)
assert s.dtype == pl.Utf8
def test_arrow():
a = Series("a", [1, 2, 3, None])
out = a.to_arrow()
assert out == pa.array([1, 2, 3, None])
