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Mar 10, 2019
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10 changes: 9 additions & 1 deletion pandas/tests/frame/test_constructors.py
Original file line number Diff line number Diff line change
Expand Up @@ -684,7 +684,7 @@ def test_constructor_ndarray(self):
frame = DataFrame(['foo', 'bar'], index=[0, 1], columns=['A'])
assert len(frame) == 2

@pytest.mark.skipif(PY2 & _np_version_under1p13,
@pytest.mark.skipif(PY2 and _np_version_under1p13,
reason="old numpy & py2")
def test_constructor_maskedarray(self):
self._check_basic_constructor(ma.masked_all)
Expand All @@ -702,6 +702,8 @@ def test_constructor_maskedarray(self):
frame = DataFrame(mat, columns=['A', 'B', 'C'], index=[1, 2])
assert np.all(~np.asarray(frame == frame))

@pytest.mark.skipif(PY2 and _np_version_under1p13,
reason="old numpy & py2")
def test_constructor_maskedarray_nonfloat(self):
# masked int promoted to float
mat = ma.masked_all((2, 3), dtype=int)
Expand Down Expand Up @@ -769,6 +771,8 @@ def test_constructor_maskedarray_nonfloat(self):
assert frame['A'][1] is True
assert frame['C'][2] is False

@pytest.mark.skipif(PY2 and _np_version_under1p13,
reason="old numpy & py2")
def test_constructor_maskedarray_hardened(self):
# Check numpy masked arrays with hard masks -- from GH24574
mat_hard = ma.masked_all((2, 2), dtype=float).harden_mask()
Expand All @@ -791,6 +795,8 @@ def test_constructor_maskedarray_hardened(self):
dtype=float)
tm.assert_frame_equal(result, expected)

@pytest.mark.skipif(PY2 and _np_version_under1p13,
reason="old numpy & py2")
def test_constructor_maskedrecarray_dtype(self):
# Ensure constructor honors dtype
data = np.ma.array(
Expand All @@ -802,6 +808,8 @@ def test_constructor_maskedrecarray_dtype(self):
columns=['date', 'price'])
tm.assert_frame_equal(result, expected)

@pytest.mark.skipif(PY2 and _np_version_under1p13,
reason="old numpy & py2")
def test_constructor_mrecarray(self):
# Ensure mrecarray produces frame identical to dict of masked arrays
# from GH3479
Expand Down