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Boxiang Sun
cython
Commits
c8be949c
Commit
c8be949c
authored
Jul 20, 2011
by
Mark Florisson
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Fix cythonarray test
parent
d58cd33d
Changes
3
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3 changed files
with
21 additions
and
20 deletions
+21
-20
Cython/Compiler/CythonScope.py
Cython/Compiler/CythonScope.py
+12
-17
tests/compile/memview_declaration.pyx
tests/compile/memview_declaration.pyx
+2
-0
tests/run/cythonarray.pyx
tests/run/cythonarray.pyx
+7
-3
No files found.
Cython/Compiler/CythonScope.py
View file @
c8be949c
...
@@ -261,44 +261,39 @@ cdef class array:
...
@@ -261,44 +261,39 @@ cdef class array:
self.format = format
self.format = format
self.shape = <Py_ssize_t *>malloc(sizeof(Py_ssize_t)*self.ndim)
self.shape = <Py_ssize_t *>
malloc(sizeof(Py_ssize_t)*self.ndim)
self.strides = <Py_ssize_t *>malloc(sizeof(Py_ssize_t)*self.ndim)
self.strides = <Py_ssize_t *>
malloc(sizeof(Py_ssize_t)*self.ndim)
if not self.shape or not self.strides:
if not self.shape or not self.strides:
raise MemoryError("unable to allocate shape or strides.")
raise MemoryError("unable to allocate shape or strides.")
cdef int idx
cdef int idx
cdef Py_ssize_t int_
dim, stride
# cdef Py_ssize_t
dim, stride
idx = 0
idx = 0
for dim in shape:
for dim in shape:
int_dim = <Py_ssize_t>dim
if dim <= 0:
if int_dim <= 0:
raise ValueError("Invalid shape.")
raise ValueError("Invalid shape.")
self.shape[idx] = int_dim
self.shape[idx] = dim
idx += 1
idx += 1
assert idx == self.ndim
stride = itemsize
if mode == "fortran":
if mode == "fortran":
idx = 0
; stride = itemsize
idx = 0
for dim in shape:
for dim in shape:
self.strides[idx] = stride
self.strides[idx] = stride
int_dim = <Py_ssize_t>dim
stride = stride * dim
stride = stride * int_dim
idx += 1
idx += 1
assert idx == self.ndim
self.len = stride * self.itemsize
elif mode == "c":
elif mode == "c":
idx = self.ndim-1
; stride = itemsize
idx = self.ndim-1
for dim in shape[::-1]:
for dim in shape[::-1]:
self.strides[idx] = stride
self.strides[idx] = stride
int_dim = <Py_ssize_t>dim
stride = stride * dim
stride = stride * int_dim
idx -= 1
idx -= 1
assert idx == -1
self.len = stride * self.itemsize
else:
else:
raise ValueError("Invalid mode, expected 'c' or 'fortran', got %s" % mode)
raise ValueError("Invalid mode, expected 'c' or 'fortran', got %s" % mode)
self.len = stride
self.mode = mode
self.mode = mode
if allocate_buffer:
if allocate_buffer:
...
...
tests/compile/memview_declaration.pyx
View file @
c8be949c
# mode: compile
cimport
cython
cimport
cython
from
cython.view
cimport
contig
as
foo
,
full
as
bar
#, follow
from
cython.view
cimport
contig
as
foo
,
full
as
bar
#, follow
from
cython
cimport
view
from
cython
cimport
view
...
...
tests/run/cythonarray.pyx
View file @
c8be949c
...
@@ -6,19 +6,23 @@ cimport cython as cy
...
@@ -6,19 +6,23 @@ cimport cython as cy
def
contiguity
():
def
contiguity
():
'''
'''
>>> contiguity()
>>> contiguity()
3 1
12 4
2 3
2 3
2
2
1 2
<BLANKLINE>
4 8
2 3
2 3
2
2
'''
'''
cdef
cy
.
array
cvarray
=
cy
.
array
(
shape
=
(
2
,
3
),
itemsize
=
sizeof
(
int
),
format
=
"i"
,
mode
=
'c'
)
cdef
cy
.
array
cvarray
=
cy
.
array
(
shape
=
(
2
,
3
),
itemsize
=
sizeof
(
int
),
format
=
"i"
,
mode
=
'c'
)
assert
cvarray
.
len
==
2
*
3
*
sizeof
(
int
)
assert
cvarray
.
len
==
2
*
3
*
sizeof
(
int
)
,
(
cvarray
.
len
,
2
*
3
*
sizeof
(
int
))
assert
cvarray
.
itemsize
==
sizeof
(
int
)
assert
cvarray
.
itemsize
==
sizeof
(
int
)
print
cvarray
.
strides
[
0
],
cvarray
.
strides
[
1
]
print
cvarray
.
strides
[
0
],
cvarray
.
strides
[
1
]
print
cvarray
.
shape
[
0
],
cvarray
.
shape
[
1
]
print
cvarray
.
shape
[
0
],
cvarray
.
shape
[
1
]
print
cvarray
.
ndim
print
cvarray
.
ndim
print
cdef
cy
.
array
farray
=
cy
.
array
(
shape
=
(
2
,
3
),
itemsize
=
sizeof
(
int
),
format
=
"i"
,
mode
=
'fortran'
)
cdef
cy
.
array
farray
=
cy
.
array
(
shape
=
(
2
,
3
),
itemsize
=
sizeof
(
int
),
format
=
"i"
,
mode
=
'fortran'
)
assert
farray
.
len
==
2
*
3
*
sizeof
(
int
)
assert
farray
.
len
==
2
*
3
*
sizeof
(
int
)
assert
farray
.
itemsize
==
sizeof
(
int
)
assert
farray
.
itemsize
==
sizeof
(
int
)
...
...
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