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python [2025/10/08 13:51] – carlpython [2026/01/12 10:13] (current) – carl
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 +Multiprocessing skips the ''atexit'' hooks, meaning it's not possible to do process-wide cleanup work.  They are silently skipped.
  
 ==== Problems with Descriptors ====  ==== Problems with Descriptors ==== 
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 In this, if a or b have side-effects on evaluation, like throwing an exception, the order in which a and b are invoked matters. In this, if a or b have side-effects on evaluation, like throwing an exception, the order in which a and b are invoked matters.
 +
 +
 +==== Futures ====
 +
 +  * Futures don't have a getstate() method.  This means trying to find out the running/finished/cancel/pending states of a future are racy.   The lock (condition) on the future is also private, so it's not safe to lock and query each of the state methods.
python.1759956696.txt.gz · Last modified: by carl