Method group

crates/stdlib/src/re.rs:416–433

(&self, groups: PosArgs, vm: &VirtualMachine)

        #[pymethod]
        fn group(&self, groups: PosArgs, vm: &VirtualMachine) -> PyResult {
            let mut groups = groups.into_vec();
            match groups.len() {
                0 => Ok(self
                    .subgroup(self.captures[0].clone().unwrap())
                    .to_pyobject(vm)),
                1 => self
                    .get_group(groups.pop().unwrap(), vm)
                    .map(|g| g.to_pyobject(vm)),
                _ => {
                    let output: Result<Vec<_>, _> = groups
                        .into_iter()
                        .map(|id| self.get_group(id, vm).map(|g| g.to_pyobject(vm)))
                        .collect();
                    Ok(vm.ctx.new_tuple(output?)).into()
                }
            }
        }

        #[pymethod]
        fn groups(&self, default: OptionalArg, vm: &VirtualMachine) -> PyTupleRef {