Author: Brian Kearns <bdkea...@gmail.com>
Branch:
Changeset: r68219:f5dbd427526c
Date: 2013-11-18 14:41 -0500
http://bitbucket.org/pypy/pypy/changeset/f5dbd427526c/
Log: fix indexing using array scalars
diff --git a/pypy/module/micronumpy/arrayimpl/concrete.py
b/pypy/module/micronumpy/arrayimpl/concrete.py
--- a/pypy/module/micronumpy/arrayimpl/concrete.py
+++ b/pypy/module/micronumpy/arrayimpl/concrete.py
@@ -211,7 +211,15 @@
"field named %s not found" % idx))
return RecordChunk(idx)
if (space.isinstance_w(w_idx, space.w_int) or
- space.isinstance_w(w_idx, space.w_slice)):
+ space.isinstance_w(w_idx, space.w_slice)):
+ return Chunks([Chunk(*space.decode_index4(w_idx,
self.get_shape()[0]))])
+ elif isinstance(w_idx, W_NDimArray) and \
+ isinstance(w_idx.implementation, scalar.Scalar):
+ w_idx = w_idx.get_scalar_value().item(space)
+ if not space.isinstance_w(w_idx, space.w_int) and \
+ not space.isinstance_w(w_idx, space.w_bool):
+ raise OperationError(space.w_IndexError, space.wrap(
+ "arrays used as indices must be of integer (or boolean)
type"))
return Chunks([Chunk(*space.decode_index4(w_idx,
self.get_shape()[0]))])
elif space.is_w(w_idx, space.w_None):
return Chunks([NewAxisChunk()])
diff --git a/pypy/module/micronumpy/interp_numarray.py
b/pypy/module/micronumpy/interp_numarray.py
--- a/pypy/module/micronumpy/interp_numarray.py
+++ b/pypy/module/micronumpy/interp_numarray.py
@@ -198,7 +198,8 @@
prefix)
def descr_getitem(self, space, w_idx):
- if isinstance(w_idx, W_NDimArray) and w_idx.get_dtype().is_bool_type():
+ if isinstance(w_idx, W_NDimArray) and w_idx.get_dtype().is_bool_type()
\
+ and len(w_idx.get_shape()) > 0:
return self.getitem_filter(space, w_idx)
try:
return self.implementation.descr_getitem(space, self, w_idx)
diff --git a/pypy/module/micronumpy/test/test_numarray.py
b/pypy/module/micronumpy/test/test_numarray.py
--- a/pypy/module/micronumpy/test/test_numarray.py
+++ b/pypy/module/micronumpy/test/test_numarray.py
@@ -1862,12 +1862,16 @@
raises(IndexError, "arange(10)[array([10])] = 3")
raises(IndexError, "arange(10)[[-11]] = 3")
- def test_bool_single_index(self):
+ def test_array_scalar_index(self):
import numpypy as np
a = np.array([[1, 2, 3],
[4, 5, 6],
[7, 8, 9]])
- a[np.array(True)]; skip("broken") # check for crash but skip rest of
test until correct
+ assert (a[np.array(0)] == a[0]).all()
+ assert (a[np.array(1)] == a[1]).all()
+ exc = raises(IndexError, "a[np.array(1.1)]")
+ assert exc.value.message == 'arrays used as indices must be of ' \
+ 'integer (or boolean) type'
assert (a[np.array(True)] == a[1]).all()
assert (a[np.array(False)] == a[0]).all()
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