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Merged revisions 63856-63857,63859-63860 via svnmerge from

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  r63856 | robert.schuppenies | 2008-06-01 18:16:17 +0200 (So, 01 Jun 2008) | 2 lines

  Issue #2898: Added sys.getsizeof() to retrieve size of objects in bytes.
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  r63859 | georg.brandl | 2008-06-01 18:42:16 +0200 (So, 01 Jun 2008) | 2 lines

  Some style nits. Also clarify in the docstrings what __sizeof__ does.
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  r63860 | georg.brandl | 2008-06-01 19:05:56 +0200 (So, 01 Jun 2008) | 2 lines

  Fix test_descrtut.
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This commit is contained in:
Martin v. Löwis 2008-06-04 14:18:43 +00:00
parent 01a7d82432
commit 00709aaa3d
9 changed files with 254 additions and 2 deletions
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16
Objects/typeobject.c
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@ -3275,6 +3275,20 @@ object_format(PyObject *self, PyObject *args)
return result;
}
static PyObject *
object_sizeof(PyObject *self, PyObject *args)
{
Py_ssize_t res, isize;
res = 0;
isize = self->ob_type->tp_itemsize;
if (isize > 0)
res = Py_SIZE(self->ob_type) * isize;
res += self->ob_type->tp_basicsize;
return PyLong_FromSsize_t(res);
}
static PyMethodDef object_methods[] = {
{"__reduce_ex__", object_reduce_ex, METH_VARARGS,
PyDoc_STR("helper for pickle")},
@ -3284,6 +3298,8 @@ static PyMethodDef object_methods[] = {
object_subclasshook_doc},
{"__format__", object_format, METH_VARARGS,
PyDoc_STR("default object formatter")},
{"__sizeof__", object_sizeof, METH_NOARGS,
PyDoc_STR("__sizeof__() -> size of object in memory, in bytes")},
{0}
};