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Issue #14055: Add __sizeof__ support to _elementtree.

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This commit is contained in:
Martin v. Löwis 2012-06-17 10:41:22 +02:00
parent 1e5d0ff8a0
commit bce166681c
3 changed files with 53 additions and 2 deletions
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14
Modules/_elementtree.c
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@ -842,6 +842,19 @@ element_deepcopy(ElementObject* self, PyObject* args)
return NULL;
}
static PyObject*
element_sizeof(PyObject* _self, PyObject* args)
{
ElementObject *self = (ElementObject*)_self;
Py_ssize_t result = sizeof(ElementObject);
if (self->extra) {
result += sizeof(ElementObjectExtra);
if (self->extra->children != self->extra->_children)
result += sizeof(PyObject*) * self->extra->allocated;
}
return PyLong_FromSsize_t(result);
}
LOCAL(int)
checkpath(PyObject* tag)
{
@ -1609,6 +1622,7 @@ static PyMethodDef element_methods[] = {
{"__copy__", (PyCFunction) element_copy, METH_VARARGS},
{"__deepcopy__", (PyCFunction) element_deepcopy, METH_VARARGS},
{"__sizeof__", element_sizeof, METH_NOARGS},
{NULL, NULL}
};