mypy.copytype

module documentation
(source)

Undocumented

Class TypeShallowCopier Undocumented
Function copy_type Create a shallow copy of a type.
def copy_type(t: ProperType) -> ProperType: (source)

Create a shallow copy of a type. This can be used to mutate the copy with truthiness information. Classes compiled with mypyc don't support copy.copy(), so we need a custom implementation.