Map from integer keys to arbitrary values.

Type Parameters:¶

U¶

Mapped value type.

Constructors¶

Derived()[source]

Derived(items: Mapping[int, U])

Derived(items: Iterable[tuple[int, U]])

Construct from the specified items.

Public members¶

clear()[source]

Clear the map.

keys() -> KeysView[int][source]

Return a dynamic view of the keys.

items() -> ItemsView[int, U][source]

Return a dynamic view of the items.

values() -> ValuesView[U][source]

Return a dynamic view of the values.

get(key: int) -> U | None[source]

get(key: int, default: U) -> U

get[T](key: int, default: T) -> U | T

Return the mapped value, or the specified default.

__len__() -> int[source]

Return the number of items in the map.

__contains__(key: int) -> bool[source]

Check if the map contains key.

__getitem__(key: int) -> U[source]

Return the value associated with key.

__setitem__(key: int, value: U)[source]

Set the value associated with the specified key.

__delitem__(key: int)[source]

Remove the value associated with the specified key.

__iter__() -> Iterator[int][source]

Iterate over the keys.