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comparison Modules/arraymodule.c @ 78492:91382d4e2dfb 2.7

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Issue #15424: Add a __sizeof__ implementation for array objects. Patch by Ludwig Hähne.
author Meador Inge <meadori@gmail.com>
date Fri, 10 Aug 2012 22:05:45 -0500
parents 78a7d5f8f054
children
comparison
equal deleted inserted replaced
78484:260f3ad7af4b 78492:91382d4e2dfb
1529 Py_DECREF(dict); 1529 Py_DECREF(dict);
1530 return result; 1530 return result;
1531 } 1531 }
1532 1532
1533 PyDoc_STRVAR(reduce_doc, "Return state information for pickling."); 1533 PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
1534
1535 static PyObject *
1536 array_sizeof(arrayobject *self, PyObject *unused)
1537 {
1538 Py_ssize_t res;
1539 res = sizeof(arrayobject) + self->allocated * self->ob_descr->itemsize;
1540 return PyLong_FromSsize_t(res);
1541 }
1542
1543 PyDoc_STRVAR(sizeof_doc,
1544 "__sizeof__() -> int\n\
1545 \n\
1546 Size of the array in memory, in bytes.");
1534 1547
1535 static PyObject * 1548 static PyObject *
1536 array_get_typecode(arrayobject *a, void *closure) 1549 array_get_typecode(arrayobject *a, void *closure)
1537 { 1550 {
1538 char tc = a->ob_descr->typecode; 1551 char tc = a->ob_descr->typecode;
1604 {"tounicode", (PyCFunction)array_tounicode, METH_NOARGS, 1617 {"tounicode", (PyCFunction)array_tounicode, METH_NOARGS,
1605 tounicode_doc}, 1618 tounicode_doc},
1606 #endif 1619 #endif
1607 {"write", (PyCFunction)array_tofile_as_write, METH_O, 1620 {"write", (PyCFunction)array_tofile_as_write, METH_O,
1608 tofile_doc}, 1621 tofile_doc},
1622 {"__sizeof__", (PyCFunction)array_sizeof, METH_NOARGS,
1623 sizeof_doc},
1609 {NULL, NULL} /* sentinel */ 1624 {NULL, NULL} /* sentinel */
1610 }; 1625 };
1611 1626
1612 static PyObject * 1627 static PyObject *
1613 array_repr(arrayobject *a) 1628 array_repr(arrayobject *a)