Document that atexit execution order is undefined (#9788)

43162e22 · Éric Araujo · f0d44bcc · 43162e22
Commit 43162e22 authored Jul 29, 2011 by Éric Araujo
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Doc/library/atexit.rst Doc/library/atexit.rst +3 -1

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--- a/Doc/library/atexit.rst
+++ b/Doc/library/atexit.rst
@@ -12,7 +12,9 @@
 The :mod:`atexit` module defines a single function to register 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.
 .. seealso::