Function Strs_in

python/stringzilla.c:2183–2210

* @brief Will be called by the `PySequence_Contains` to check the presence of a string in array. * @return 1 if the string is present, 0 if it is not, -1 in case of error. * @see Docs: https://docs.python.org/3/c-api/sequence.html#c.PySequence_Contains */

 *  @see    Docs: https://docs.python.org/3/c-api/sequence.html#c.PySequence_Contains
 */
static int Strs_in(Str *self, PyObject *needle_obj) {

    // Validate and convert `needle`
    sz_string_view_t needle;
    if (!sz_py_export_string_like(needle_obj, &needle.start, &needle.length)) {
        wrap_current_exception("The needle argument must be string-like");
        return -1;
    }

    // Depending on the layout, we will need to use different logic
    Py_ssize_t count = Strs_len(self);
    get_string_at_offset_t getter = str_at_offset_getter(self);
    if (!getter) {
        PyErr_SetString(PyExc_TypeError, "Unknown Strs kind");
        return -1;
    }

    // Time for a full-scan
    for (Py_ssize_t i = 0; i < count; ++i) {
        PyObject *parent = NULL;
        sz_cptr_t start = NULL;
        sz_size_t length = 0;
        getter(self, i, count, &parent, &start, &length);
        if (length == needle.length && sz_equal(start, needle.start, needle.length) == sz_true_k) return 1;
    }

    return 0;
}

static PyObject *Str_richcompare(PyObject *self, PyObject *other, int op) {