Logging in __del__()
fredrik at pythonware.com
Tue Jul 15 13:42:37 CEST 2008
Robert Rawlins wrote:
> I then get the following exception thrown when running my code:
When the application is running, or when it is shutting down?
> Traceback (most recent call last):
> File "/usr/lib/python2.5/logging/handlers.py", line 73, in emit
> if self.shouldRollover(record):
> File "/usr/lib/python2.5/logging/handlers.py", line 147, in shouldRollover
> self.stream.seek(0, 2) #due to non-posix-compliant Windows feature
> ValueError: I/O operation on closed file
> Does anyone have any ideas as to what I’m doing wrong here? Is this a
> known issue which has a neat little work around?
Python makes no guarantees that it will tear down your objects before it
tears down the library's objects (or the library itself). See e.g.
(old and probably somewhat outdated, but you get the idea)
I'd just put a try/except around it, and ignore any exceptions that may
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