Method split

crates/vm/src/stdlib/_sre.rs:362–396

(
            zelf: PyRef<Self>,
            split_args: SplitArgs,
            vm: &VirtualMachine,
        )

        #[pymethod]
        fn split(
            zelf: PyRef<Self>,
            split_args: SplitArgs,
            vm: &VirtualMachine,
        ) -> PyResult<Vec<PyObjectRef>> {
            with_sre_str!(zelf, &split_args.string, vm, |s| {
                let req = s.create_request(&zelf, 0, usize::MAX);
                let state = State::default();
                let mut split_list: Vec<PyObjectRef> = Vec::new();
                let mut iter = SearchIter { req, state };
                let mut n = 0;
                let mut last = 0;

                while (split_args.maxsplit == 0 || n < split_args.maxsplit) && iter.next().is_some()
                {
                    /* get segment before this match */
                    split_list.push(s.slice(last, iter.state.start, vm));

                    let m = Match::new(&mut iter.state, zelf.clone(), split_args.string.clone());

                    // add groups (if any)
                    for i in 1..=zelf.groups {
                        split_list.push(m.get_slice(i, s, vm).unwrap_or_else(|| vm.ctx.none()));
                    }

                    n += 1;
                    last = iter.state.cursor.position;
                }

                // get segment following last match (even if empty)
                split_list.push(req.string.slice(last, s.count(), vm));

                Ok(split_list)
            })
        }

        #[pygetset]
        const fn flags(&self) -> u16 {