Method get_index

crates/vm/src/stdlib/_sre.rs:795–812

(&self, group: PyObjectRef, vm: &VirtualMachine)

        }

        fn get_index(&self, group: PyObjectRef, vm: &VirtualMachine) -> Option<usize> {
            let i = if let Ok(i) = group.try_index(vm) {
                i
            } else {
                self.pattern
                    .groupindex
                    .get_item_opt(&*group, vm)
                    .ok()??
                    .downcast::<PyInt>()
                    .ok()?
            };
            let i = i.as_bigint().to_isize()?;
            if i >= 0 && i as usize <= self.pattern.groups {
                Some(i as usize)
            } else {
                None
            }
        }

        fn get_slice<S: SreStr>(
            &self,