Function PyArray_ToFileObject

numpy/core/src/multiarray/methods.c:628–648

Like PyArray_ToFile but takes the file as a python object */

/* Like PyArray_ToFile but takes the file as a python object */
static int
PyArray_ToFileObject(PyArrayObject *self, PyObject *file, char *sep, char *format)
{
    npy_off_t orig_pos = 0;
    FILE *fd = npy_PyFile_Dup2(file, "wb", &orig_pos);

    if (fd == NULL) {
        return -1;
    }

    int write_ret = PyArray_ToFile(self, fd, sep, format);
    PyObject *err_type, *err_value, *err_traceback;
    PyErr_Fetch(&err_type, &err_value, &err_traceback);
    int close_ret = npy_PyFile_DupClose2(file, fd, orig_pos);
    npy_PyErr_ChainExceptions(err_type, err_value, err_traceback);

    if (write_ret || close_ret) {
        return -1;
    }
    return 0;
}

/* This should grow an order= keyword to be consistent
 */