Python style: to check or not to check args and data members

Bruno Desthuilliers bdesth.quelquechose at free.quelquepart.fr
Fri Sep 1 03:08:44 CEST 2006


Joel Hedlund a écrit :
> Hi!
> 
> The question of type checking/enforcing has bothered me for a while, 
(snip)
> 
> I've also whipped up some examples in order to put the above questions 
> in context and for your amusement. :-)
(snip)
> These are the attached modules:
> 
> * nocheck_module.py:
>   As the above example, but with docs. No type checking.
> 
> * property_module.py
>   Type checking of data members using properties.
> 
> * methodcheck_module.py
>   Type checking of args within methods.
> 
> * decorator_module.py
>   Type checking of args using method decorators.
> 
> * maximum_security_module.py
>   Decorator and property type checking.

You forgot two other possible solutions (that can be mixed):
- using custom descriptors
- using FormEncode





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