[Python-Dev] PEP: Post import hooks
Nick Coghlan
ncoghlan at gmail.com
Thu Jan 10 10:22:58 CET 2008
Christian Heimes wrote:
> A module is successfully loaded
> '''''''''''''''''''''''''''''''
>
> The import machinery checks if sys.post_import_hooks contains post import
> hooks for the newly loaded module. If hooks are found then the hooks are
> called in the order they were registered with the module instance as first
> argument. The processing of the hooks is stopped when a method raises an
> exception. At the end the entry for the module name is removed from
> sys.post_import_hooks, even when an error has occured.
Doesn't the module remain in post_import_hooks, only mapped to None to
indicate that any hooks should be run immediately? (Finding an object in
sys.modules isn't enough, due to the possibility of it being a 3rd party
lazy module rather than the actual module).
Cheers,
Nick.
--
Nick Coghlan | ncoghlan at gmail.com | Brisbane, Australia
---------------------------------------------------------------
http://www.boredomandlaziness.org
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