Function PyArray_NewFromDescr

numpy/core/src/multiarray/ctors.c:979–1001

NUMPY_API * Generic new array creation routine. * * steals a reference to descr. On failure or when dtype->subarray is * true, dtype will be decrefed. */

 * true, dtype will be decrefed.
 */
NPY_NO_EXPORT PyObject *
PyArray_NewFromDescr(
        PyTypeObject *subtype, PyArray_Descr *descr,
        int nd, npy_intp const *dims, npy_intp const *strides, void *data,
        int flags, PyObject *obj)
{
    if (subtype == NULL) {
        PyErr_SetString(PyExc_ValueError,
            "subtype is NULL in PyArray_NewFromDescr");
        return NULL;
    }

    if (descr == NULL) {
        PyErr_SetString(PyExc_ValueError,
            "descr is NULL in PyArray_NewFromDescr");
        return NULL;
    }

    return PyArray_NewFromDescrAndBase(
            subtype, descr,
            nd, dims, strides, data,
            flags, obj, NULL);
}

/*
 * Sets the base object using PyArray_SetBaseObject