[issue3974] collections.namedtuple uses exec to create new classes

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[issue3974] collections.namedtuple uses exec to create new classes

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[issue3974] collections.namedtuple uses exec to create new classes

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[issue3974] collections.namedtuple uses exec to create new classes

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[issue3974] collections.namedtuple uses exec to create new classes

Kristján Valur Jónsson added the comment: Yes, exec is unholy:) For embedding Python into a console game we have removed the python compiler. exec and eval don't work. This saves space and is also a security feature. I had to modify the collections module so that namedtuple() just returns

[issue3974] collections.namedtuple uses exec to create new classes

Raymond Hettinger <[EMAIL PROTECTED]> added the comment: The current version is clear and maintainable. There is nothing unholy about using exec. Earlier versions used other approaches and they proved unnecessarily complex and had unexpected problems. It is a key feature for named tuples that

[issue3974] collections.namedtuple uses exec to create new classes

Antoine Pitrou <[EMAIL PROTECTED]> added the comment: Have you run benchmarks of both versions? It seems the benefit of the original version is that it's faster, thanks to hardcoding critical methods. -- nosy: +pitrou ___ Python tracker <[EMAIL PROTEC

[issue3974] collections.namedtuple uses exec to create new classes

Changes by Christian Heimes <[EMAIL PROTECTED]>: -- assignee: -> rhettinger nosy: +rhettinger priority: -> normal type: -> feature request versions: +Python 3.0 ___ Python tracker <[EMAIL PROTECTED]> _

[issue3974] collections.namedtuple uses exec to create new classes

New submission from Jens Kadenbach <[EMAIL PROTECTED]>: Rewrite of the namedtuple implementation to avoid the use of exec for class generation.  The new code uses a custom class dictionary and the builtin type to create new classes dynamically. -- components: Library (Lib) files: new_nam