Function Strs_get_offsets_nbytes

python/stringzilla.c:1959–1988

}

static PyObject *Strs_get_offsets_nbytes(Strs *self, void *closure) {
    if (!Strs_ensure_tape_layout(self)) return NULL;

    sz_size_t count = 0;
    sz_size_t offset_size = 0;

    switch (self->layout) {
    case STRS_U32_TAPE_VIEW:
        count = self->data.u32_tape_view.count;
        offset_size = sizeof(sz_u32_t);
        break;
    case STRS_U32_TAPE:
        count = self->data.u32_tape.count;
        offset_size = sizeof(sz_u32_t);
        break;
    case STRS_U64_TAPE_VIEW:
        count = self->data.u64_tape_view.count;
        offset_size = sizeof(sz_u64_t);
        break;
    case STRS_U64_TAPE:
        count = self->data.u64_tape.count;
        offset_size = sizeof(sz_u64_t);
        break;
    default: PyErr_SetString(PyExc_RuntimeError, "Unknown Strs layout"); return NULL;
    }

    // Arrow format uses N+1 offsets for N strings
    sz_size_t offsets_nbytes = (count + 1) * offset_size;
    return PyLong_FromSize_t(offsets_nbytes);
}

static Py_ssize_t Strs_len(Strs *self) {
    switch (self->layout) {