diff options
| -rw-r--r-- | numpy/core/src/multiarray/experimental_public_dtype_api.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/numpy/core/src/multiarray/experimental_public_dtype_api.c b/numpy/core/src/multiarray/experimental_public_dtype_api.c index f4133fd80..79261a9a7 100644 --- a/numpy/core/src/multiarray/experimental_public_dtype_api.c +++ b/numpy/core/src/multiarray/experimental_public_dtype_api.c @@ -209,6 +209,12 @@ PyArrayInitDTypeMeta_FromSpec( return -1; } + if (NPY_DT_SLOTS(DType)->ensure_canonical == NULL) { + PyErr_SetString(PyExc_RuntimeError, + "A DType must provide an ensure_canonical implementation."); + return -1; + } + /* * Now that the spec is read we can check that all required functions were * defined by the user. |