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Fix SF bug 546434 -- buffer slice type inconsistent.

This commit is contained in:
Raymond Hettinger 2002-06-25 00:25:30 +00:00
parent 17031bf421
commit 5a04aec384
2 changed files with 5 additions and 13 deletions
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5
Misc/NEWS
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@ -6,6 +6,11 @@ Type/class unification and new-style classes
Core and builtins
- Slices and repetitions of buffer objects now consistently return
a string. Formerly, strings would be returned most of the time,
but a buffer object would be returned when the repetition count
was one or when the slice range was all inclusive.
- The __slots__ variable can now mention "private" names, and the
right thing will happen (e.g. __slots__ = ["__foo"]).

13
Objects/bufferobject.c
View File

@ -296,13 +296,6 @@ buffer_concat(PyBufferObject *self, PyObject *other)
if ( (count = (*pb->bf_getreadbuffer)(other, 0, &p2)) < 0 )
return NULL;
/* optimize special case */
if ( count == 0 )
{
Py_INCREF(self);
return (PyObject *)self;
}
ob = PyString_FromStringAndSize(NULL, self->b_size + count);
p1 = PyString_AS_STRING(ob);
memcpy(p1, self->b_ptr, self->b_size);
@ -361,12 +354,6 @@ buffer_slice(PyBufferObject *self, int left, int right)
right = 0;
if ( right > self->b_size )
right = self->b_size;
if ( left == 0 && right == self->b_size )
{
/* same as self */
Py_INCREF(self);
return (PyObject *)self;
}
if ( right < left )
right = left;
return PyString_FromStringAndSize((char *)self->b_ptr + left,