Explicitly mention that people should not depend on immediate

finalization of objects in the language reference.
This commit is contained in:
Gregory P. Smith 2011-03-10 11:25:44 -08:00
parent 2d1e88a4d1
commit c60137b272

View File

@ -69,6 +69,8 @@ are still reachable.
containing circular references. See the documentation of the :mod:`gc`
module for information on controlling the collection of cyclic garbage.
Other implementations act differently and CPython may change.
Do not write code that depends on immediate finalization of objects
when they become unreachable (ex: always close your files).
Note that the use of the implementation's tracing or debugging facilities may
keep objects alive that would normally be collectable. Also note that catching