[Python-Dev] Py2.5 issue: decimal context manager misimplemented, misdesigned, and misdocumented

Raymond Hettinger rhettinger at ewtllc.com
Wed Aug 30 02:51:13 CEST 2006

Raymond Hettinger wrote:

>I would like to see the changes to the decimal module reverted for the 
>Py2.5 release.
>Currently, the code in the decimal module implements the context manager 
>as a separate class instead of incorporating it directly in 

That should read "... as a separate class instantiated by a brand-new 
Context method instead of implementing it as a module level function as 
shown in section 9 of PEP343".

The API in PEP343 is much cleaner.  Also, it doesn't have the copy vs 
reference bug.


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