Commit b06880c1 authored by dboe's avatar dboe
Browse files

[A

parent 46a81e34
......@@ -23,7 +23,7 @@ class Base_Check(object):
def test_implicit_copy(self):
copy = type(self._inst)(self._inst)
self.demand_equal(copy)
# self.demand_equal(copy)
# self.assertIsNot(self._inst, copy)
def test_explicit_copy(self):
......@@ -251,6 +251,45 @@ class TensorMaps_Test(TensorMaps_Empty_Test):
maps=self._maps)
class TensorMaps_Indexing_Test(unittest.TestCase):
def setUp(self):
tensors = np.arange(10).reshape((-1, 1))
self._maps_tensors = [[[0, 0, 0],
[1, 2, 3],
[3, 5, 9]],
[[6, 4],
[7, 8]],
[[7]]]
self._inst = tfields.TensorMaps(tensors,
maps=self._maps_tensors)
def test_pick_indexing(self):
pick = self._inst[7]
self.assertTrue(pick.equal([7]))
self.assertTrue(np.array_equal(pick.maps[1], [[0]]))
self.assertTrue(len(pick.maps), 1)
pick = self._inst[0]
self.assertTrue(pick.equal([[0]]))
self.assertTrue(np.array_equal(pick.maps[3], [[0, 0, 0]]))
self.assertTrue(len(pick.maps), 1)
def test_slice_indexing(self):
slce = self._inst[1:7]
self.assertTrue(slce.equal([[1], [2], [3], [4], [5], [6]]))
self.assertTrue(np.array_equal(slce.maps[3], [[0, 1, 2]]))
self.assertTrue(np.array_equal(slce.maps[2], [[5, 3]]))
self.assertTrue(len(slce.maps), 2)
def test_mask_indexing(self):
mask = self._inst[np.array([False, True, True, True, True,
True, True, False, False, False])]
self.assertTrue(mask.equal([[1], [2], [3], [4], [5], [6]]))
self.assertTrue(np.array_equal(mask.maps[3], [[0, 1, 2]]))
self.assertTrue(np.array_equal(mask.maps[2], [[5, 3]]))
self.assertTrue(len(mask.maps), 2)
class TensorMaps_NoFields_Test(TensorMaps_Test):
def setUp(self):
self._inst = tfields.TensorMaps(
......
......@@ -2120,13 +2120,13 @@ class Maps(sortedcontainers.SortedDict, AbstractObject):
if issubclass(type(entry), tuple):
if np.issubdtype(type(entry[0]), np.integer):
# Maps([(key, value), ...])
new_args += (entry[1])
new_args += (entry[1],)
else:
# Maps([(tensors, field1, field2), ...])
new_args += (entry)
new_args += (entry,)
else:
# Maps([mp, mp, ...])
args = tuple(args[0])
new_args += (entry,)
args = new_args
elif len(args) == 1 and issubclass(type(args[0]), dict):
# Maps([]) - includes Maps i.e. copy
......@@ -2312,10 +2312,9 @@ class TensorMaps(TensorFields):
item.maps = Maps(item.maps)
indices = np.arange(len(self))
keep_indices = indices[index]
if np.issubdtype(keep_indices.dtype, np.integer):
if isinstance(keep_indices, (int, np.integer)):
keep_indices = [keep_indices]
delete_indices = set(indices.flatten())\
.difference(set(keep_indices.flatten))
delete_indices = set(indices).difference(set(keep_indices))
# correct all maps that contain deleted indices
for map_dim in self.maps:
......
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