Method delete_or_insert

crates/vm/src/dict_inner.rs:491–512

(&self, vm: &VirtualMachine, key: &PyObject, value: T)

    }

    pub fn delete_or_insert(&self, vm: &VirtualMachine, key: &PyObject, value: T) -> PyResult<()> {
        let hash = key.key_hash(vm)?;
        let _removed = loop {
            let lookup = self.lookup(vm, key, hash, None)?;
            let (entry, index_index) = lookup;
            if entry.index().is_some() {
                match self.pop_inner(lookup) {
                    ControlFlow::Break(Some(entry)) => break Some(entry),
                    _ => continue,
                }
            } else {
                let mut inner = self.write();
                if inner.indices.get(index_index) != Some(&entry) {
                    continue;
                }
                inner.unchecked_push(index_index, hash, key.to_owned(), value, entry);
                self.bump_version();
                break None;
            }
        };
        Ok(())
    }

    pub fn setdefault<K, F>(&self, vm: &VirtualMachine, key: &K, default: F) -> PyResult<T>
    where