maybe

Call typ on value if val is defined.

def maybe(
    typ: Callable,
    val: Any
) - > Any

Call typ on value if val is defined.

Parameters

Name	Type	Description
typ	Callable	The constructor or transformation function to apply to the value.
val	Any	The input value to be checked for a None value before processing.

Returns

Type	Description
Any	The result of applying the type constructor or function to the value if it is not None; otherwise, returns None.