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authorÉric Araujo <merwok@netwok.org>2011-07-29 18:04:24 +0200
committerÉric Araujo <merwok@netwok.org>2011-07-29 18:04:24 +0200
commitfe1e298d8bbfbdfd1c2af74dbb74f47e2d04a6d0 (patch)
treeb9b6f456a06f529110f40468d21b7d5d63969aee
parent63b18a4445a22d157b5ddf0677cc904356d83d81 (diff)
downloadcpython-git-fe1e298d8bbfbdfd1c2af74dbb74f47e2d04a6d0.tar.gz
Document that atexit execution order is undefined (#9788)
-rw-r--r--Doc/library/atexit.rst4
1 files changed, 3 insertions, 1 deletions
diff --git a/Doc/library/atexit.rst b/Doc/library/atexit.rst
index cc1051bf74..5b87b94ca1 100644
--- a/Doc/library/atexit.rst
+++ b/Doc/library/atexit.rst
@@ -9,7 +9,9 @@
The :mod:`atexit` module defines functions to register and unregister cleanup
functions. Functions thus registered are automatically executed upon normal
-interpreter termination.
+interpreter termination. The order in which the functions are called is not
+defined; if you have cleanup operations that depend on each other, you should
+wrap them in a function and register that one. This keeps :mod:`atexit` simple.
Note: the functions registered via this module are not called when the program
is killed by a signal not handled by Python, when a Python fatal internal error