Function PyArray_ElementStrides

numpy/core/src/multiarray/arrayobject.c:1079–1103

NUMPY_API */

/*NUMPY_API
 */
NPY_NO_EXPORT int
PyArray_ElementStrides(PyObject *obj)
{
    PyArrayObject *arr;
    int itemsize;
    int i, ndim;
    npy_intp *strides;

    if (!PyArray_Check(obj)) {
        return 0;
    }

    arr = (PyArrayObject *)obj;

    itemsize = PyArray_ITEMSIZE(arr);
    ndim = PyArray_NDIM(arr);
    strides = PyArray_STRIDES(arr);

    for (i = 0; i < ndim; i++) {
        if ((strides[i] % itemsize) != 0) {
            return 0;
        }
    }
    return 1;
}

/*
 * This routine checks to see if newstrides (of length nd) will not