def test_raise_when_not_implemented(self):
p = Panel(np.arange(3 * 4 * 5).reshape(3, 4, 5),
items=['ItemA', 'ItemB', 'ItemC'],
major_axis=date_range('20130101', periods=4),
minor_axis=list('ABCDE'))
d = p.sum(axis=1).iloc[0]
ops = ['add', 'sub', 'mul', 'truediv', 'floordiv', 'div', 'mod', 'pow']
for op in ops:
with pytest.raises(NotImplementedError):
getattr(p, op)(d, axis=0)
def test_apply_slabs(self):
# with multi-indexes
# GH7469
index = MultiIndex.from_tuples([('one', 'a'), ('one', 'b'),
('two', 'a'), ('two', 'b')])
dfa = DataFrame(np.array(np.arange(12, dtype='int64')).reshape(4, 3),
columns=list("ABC"),
index=index)
dfb = DataFrame(np.array(np.arange(10, 22,
dtype='int64')).reshape(4, 3),
columns=list("ABC"),
index=index)
p = Panel({'f': dfa, 'g': dfb})
result = p.apply(lambda x: x.sum(), axis=0)
# on windows this will be in32
result = result.astype('int64')
expected = p.sum(0)
assert_frame_equal(result, expected)
