def test_iget(self):
cols = Index(list("abc"))
values = np.random.rand(3, 3)
block = make_block(values=values.copy(), placement=np.arange(3))
mgr = BlockManager(blocks=[block], axes=[cols, np.arange(3)])
tm.assert_almost_equal(mgr.iget(0).internal_values(), values[0])
tm.assert_almost_equal(mgr.iget(1).internal_values(), values[1])
tm.assert_almost_equal(mgr.iget(2).internal_values(), values[2])
def test_iget(self):
cols = Index(list("abc"))
values = np.random.rand(3, 3)
block = new_block(
values=values.copy(),
placement=np.arange(3, dtype=np.intp),
ndim=values.ndim,
)
mgr = BlockManager(blocks=(block, ), axes=[cols, Index(np.arange(3))])
tm.assert_almost_equal(mgr.iget(0).internal_values(), values[0])
tm.assert_almost_equal(mgr.iget(1).internal_values(), values[1])
tm.assert_almost_equal(mgr.iget(2).internal_values(), values[2])
def test_duplicate_ref_loc_failure(self):
tmp_mgr = create_mgr('a:bool; a: f8')
axes, blocks = tmp_mgr.axes, tmp_mgr.blocks
blocks[0].mgr_locs = np.array([0])
blocks[1].mgr_locs = np.array([0])
# test trying to create block manager with overlapping ref locs
self.assertRaises(AssertionError, BlockManager, blocks, axes)
blocks[0].mgr_locs = np.array([0])
blocks[1].mgr_locs = np.array([1])
mgr = BlockManager(blocks, axes)
mgr.iget(1)
def test_duplicate_ref_loc_failure(self):
tmp_mgr = create_mgr('a:bool; a: f8')
axes, blocks = tmp_mgr.axes, tmp_mgr.blocks
blocks[0].mgr_locs = np.array([0])
blocks[1].mgr_locs = np.array([0])
# test trying to create block manager with overlapping ref locs
self.assertRaises(AssertionError, BlockManager, blocks, axes)
blocks[0].mgr_locs = np.array([0])
blocks[1].mgr_locs = np.array([1])
mgr = BlockManager(blocks, axes)
mgr.iget(1)
def test_duplicate_ref_loc_failure(self):
tmp_mgr = create_mgr("a:bool; a: f8")
axes, blocks = tmp_mgr.axes, tmp_mgr.blocks
blocks[0].mgr_locs = np.array([0])
blocks[1].mgr_locs = np.array([0])
# test trying to create block manager with overlapping ref locs
msg = "Gaps in blk ref_locs"
with pytest.raises(AssertionError, match=msg):
BlockManager(blocks, axes)
blocks[0].mgr_locs = np.array([0])
blocks[1].mgr_locs = np.array([1])
mgr = BlockManager(blocks, axes)
mgr.iget(1)