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utils.func.callbacks_stack

CallbacksStack Objects​

class CallbacksStack()

Helper class for running arbitrary callbacks.

assign​

def assign(key: str, cb: CallbackType) -> typing.Self

Assigns a new callback for the specified key.

Arguments:

  • key - The key of the callback stack.
  • cb - The callback.

Returns:

This instance for easy chaining.

invoke​

def invoke(key: str, *args, **kwargs) -> None

Invokes all callbacks for the specified key.

Arguments:

  • key - The key of the callback stack.

reset​

def reset() -> None

Removecs all callbacks.

callbacks​

def callbacks(key: str) -> typing.List[CallbackType]

Gets all callbacks associated with the given key.

Arguments:

  • key - The key of the callback stack.

Returns:

List of callbacks.