bpo-39493: Fix definition of IO.closed in typing.py (GH-18265)

(cherry picked from commit 2e6569b669) Co-authored-by: Shantanu <hauntsaninja@users.noreply.github.com>
2020-01-29 21:42:38 -08:00 · 2020-01-29 21:42:38 -08:00 · 58076df0c5
parent 696d2324cf
commit 58076df0c5
2 changed files with 2 additions and 0 deletions
--- a/Lib/typing.py
+++ b/Lib/typing.py
@ -1848,6 +1848,7 @@ class IO(Generic[AnyStr]):
    def close(self) -> None:
        pass

+    @property
    @abstractmethod
    def closed(self) -> bool:
        pass
--- a/Misc/NEWS.d/next/Library/2020-01-30-01-13-19.bpo-39493.CbFRi7.rst
+++ b/Misc/NEWS.d/next/Library/2020-01-30-01-13-19.bpo-39493.CbFRi7.rst
@ -0,0 +1 @@
+Mark ``typing.IO.closed`` as a property