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| -rw-r--r-- | Doc/whatsnew/3.10.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst index 2d11efb..9394ee7 100644 --- a/Doc/whatsnew/3.10.rst +++ b/Doc/whatsnew/3.10.rst @@ -1846,6 +1846,10 @@ New Features creating type instances. (Contributed by Victor Stinner in :issue:`43916`.) +* Add a new :c:data:`Py_TPFLAGS_IMMUTABLETYPE` type flag for creating immutable + type objects: type attributes cannot be set nor deleted. + (Contributed by Victor Stinner and Erlend E. Aasland in :issue:`43908`.) + Porting to Python 3.10 ---------------------- @@ -1903,6 +1907,12 @@ Porting to Python 3.10 been included directly, consider including ``Python.h`` instead. (Contributed by Nicholas Sim in :issue:`35134`) +* Use the :c:data:`Py_TPFLAGS_IMMUTABLETYPE` type flag to create immutable type + objects. Do not rely on :c:data:`Py_TPFLAGS_HEAPTYPE` to decide if a type + object is mutable or not; check if :c:data:`Py_TPFLAGS_IMMUTABLETYPE` is set + instead. + (Contributed by Victor Stinner and Erlend E. Aasland in :issue:`43908`.) + Deprecated ---------- |