From 03b4d5072aa044d8c6827e387b647dcc6c9d0ff6 Mon Sep 17 00:00:00 2001 From: Meador Inge Date: Fri, 10 Aug 2012 22:35:45 -0500 Subject: Issue #15424: Add a __sizeof__ implementation for array objects. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Patch by Ludwig Hähne. --- Modules/arraymodule.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'Modules/arraymodule.c') diff --git a/Modules/arraymodule.c b/Modules/arraymodule.c index 641e283ed1..2d4ee72709 100644 --- a/Modules/arraymodule.c +++ b/Modules/arraymodule.c @@ -1510,6 +1510,19 @@ array.tobytes().decode() to obtain a unicode string from\n\ an array of some other type."); +static PyObject * +array_sizeof(arrayobject *self, PyObject *unused) +{ + Py_ssize_t res; + res = sizeof(arrayobject) + self->allocated * self->ob_descr->itemsize; + return PyLong_FromSsize_t(res); +} + +PyDoc_STRVAR(sizeof_doc, +"__sizeof__() -> int\n\ +\n\ +Size of the array in memory, in bytes."); + /*********************** Pickling support ************************/ @@ -2077,6 +2090,8 @@ static PyMethodDef array_methods[] = { tobytes_doc}, {"tounicode", (PyCFunction)array_tounicode, METH_NOARGS, tounicode_doc}, + {"__sizeof__", (PyCFunction)array_sizeof, METH_NOARGS, + sizeof_doc}, {NULL, NULL} /* sentinel */ }; -- cgit v1.2.1