diff options
Diffstat (limited to 'Doc/library/atexit.rst')
| -rw-r--r-- | Doc/library/atexit.rst | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/Doc/library/atexit.rst b/Doc/library/atexit.rst index e6fa33a..f7f0381 100644 --- a/Doc/library/atexit.rst +++ b/Doc/library/atexit.rst @@ -48,11 +48,12 @@ internal error is detected, or when :func:`os._exit` is called. .. function:: unregister(func) - Remove *func* from the list of functions to be run at interpreter - shutdown. After calling :func:`unregister`, *func* is guaranteed not to be - called when the interpreter shuts down, even if it was registered more than - once. :func:`unregister` silently does nothing if *func* was not previously - registered. + Remove *func* from the list of functions to be run at interpreter shutdown. + :func:`unregister` silently does nothing if *func* was not previously + registered. If *func* has been registered more than once, every occurrence + of that function in the :mod:`atexit` call stack will be removed. Equality + comparisons (``==``) are used internally during unregistration, so function + references do not need to have matching identities. .. seealso:: |