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expose itemsize and nbytes as for numpy arrays]
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dastrobu committed Dec 25, 2023
1 parent a123c3c commit 026c8df
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Showing 2 changed files with 6 additions and 0 deletions.
4 changes: 4 additions & 0 deletions python/src/array.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -510,6 +510,10 @@ void init_array(py::module_& m) {
"size", &array::size, R"pbdoc(Number of elments in the array.)pbdoc")
.def_property_readonly(
"ndim", &array::ndim, R"pbdoc(The array's dimension.)pbdoc")
.def_property_readonly(
"itemsize", &array::itemsize, R"pbdoc(The size of the array's datatype in bytes.)pbdoc")
.def_property_readonly(
"nbytes", &array::nbytes, R"pbdoc(The number of bytes in the array.)pbdoc")
// TODO, this makes a deep copy of the shape
// implement alternatives to use reference
// https://pybind11.readthedocs.io/en/stable/advanced/cast/stl.html
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2 changes: 2 additions & 0 deletions python/tests/test_array.py
Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,8 @@ def test_array_basics(self):
x = mx.array(1)
self.assertEqual(x.size, 1)
self.assertEqual(x.ndim, 0)
self.assertEqual(x.itemsize, 4)
self.assertEqual(x.nbytes, 4)
self.assertEqual(x.shape, [])
self.assertEqual(x.dtype, mx.int32)
self.assertEqual(x.item(), 1)
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