diff --git a/docs/source/protocols.rst b/docs/source/protocols.rst index 38d1ee9bf357..a7239434bc28 100644 --- a/docs/source/protocols.rst +++ b/docs/source/protocols.rst @@ -490,6 +490,7 @@ a double underscore prefix is used. For example: copy_a: Callable[[T], T] copy_b: Copy + copy_c: Callable[[T], T] copy_a = copy_b # OK - copy_b = copy_a # Also OK + copy_b = copy_c # OK, but would fail without the double underscore prefix