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authorAntoine Pitrou <solipsis@pitrou.net>2012-07-29 22:01:44 (GMT)
committerAntoine Pitrou <solipsis@pitrou.net>2012-07-29 22:01:44 (GMT)
commit57911f6c1a84dd0eb050908f81d6e60d38054271 (patch)
tree539f04bf5b1110f16170097d74467cfd188aa3bd /Modules/_io/bytesio.c
parenta264384fe6de357680ca0cf02cd6024bbba0ba45 (diff)
parent8f328d0c1d86096b3d4e5f1c1ac497663e197a0d (diff)
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Issue #15489: Add a __sizeof__ implementation for BytesIO objects.
Patch by Serhiy Storchaka.
Diffstat (limited to 'Modules/_io/bytesio.c')
-rw-r--r--Modules/_io/bytesio.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/Modules/_io/bytesio.c b/Modules/_io/bytesio.c
index 65ec931..3d027e2 100644
--- a/Modules/_io/bytesio.c
+++ b/Modules/_io/bytesio.c
@@ -834,6 +834,17 @@ bytesio_init(bytesio *self, PyObject *args, PyObject *kwds)
return 0;
}
+static PyObject *
+bytesio_sizeof(bytesio *self, void *unused)
+{
+ Py_ssize_t res;
+
+ res = sizeof(bytesio);
+ if (self->buf)
+ res += self->buf_size;
+ return PyLong_FromSsize_t(res);
+}
+
static int
bytesio_traverse(bytesio *self, visitproc visit, void *arg)
{
@@ -876,6 +887,7 @@ static struct PyMethodDef bytesio_methods[] = {
{"truncate", (PyCFunction)bytesio_truncate, METH_VARARGS, truncate_doc},
{"__getstate__", (PyCFunction)bytesio_getstate, METH_NOARGS, NULL},
{"__setstate__", (PyCFunction)bytesio_setstate, METH_O, NULL},
+ {"__sizeof__", (PyCFunction)bytesio_sizeof, METH_NOARGS, NULL},
{NULL, NULL} /* sentinel */
};