Struct defaultdict 

pub struct defaultdict<K, V>
where
    K: Hash + Eq + Clone,
    V: Clone,
{ /* private fields */ }

defaultdict - dict subclass with default factory function

Implementations

impl<K, V> defaultdict<K, V>

where K: Hash + Eq + Clone, V: Clone,

pub fn new(default_factory: fn() -> V) -> Self

Create new defaultdict with factory function

pub fn without_factory() -> Self

Create defaultdict without factory

pub fn get_or_default(&mut self, key: &K) -> Result<V, PyException>

Get value, creating with factory if missing

pub fn get(&self, key: &K) -> Option<&V>

Get value without creating default

pub fn insert(&mut self, key: K, value: V) -> Option<V>

Set value

pub fn remove(&mut self, key: &K) -> Option<V>

Remove key

pub fn contains_key(&self, key: &K) -> bool

Check if key exists

pub fn keys(&self) -> Vec<K>

Get keys

pub fn values(&self) -> Vec<V>

Get values

pub fn items(&self) -> Vec<(K, V)>

Get items

pub fn clear(&mut self)

Clear all items

pub fn default_factory_fn(&self) -> Option<fn() -> V>

Get missing method (for compatibility)

Trait Implementations

impl<K, V> Clone for defaultdict<K, V>

where K: Hash + Eq + Clone + Clone, V: Clone + Clone,

fn clone(&self) -> defaultdict<K, V>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<K, V> Debug for defaultdict<K, V>

where K: Hash + Eq + Clone + Debug, V: Clone + Debug,

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<K, V> Len for defaultdict<K, V>

where K: Hash + Eq + Clone, V: Clone,

fn len(&self) -> usize

impl<K, V> Truthy for defaultdict<K, V>

where K: Hash + Eq + Clone, V: Clone,

fn is_truthy(&self) -> bool