[Python-au] help debugging cacheability.py

Mark Nottingham mnot at mnot.net
Thu Jul 21 16:30:21 CEST 2005


Ah, lovely - thanks for that. I've been putting off fixing bugs in  
cachability.py for a while, as I'm rewriting a lot of the HTTP  
underpinnings, but I might do a quick point release just to fix that.

Cheers,


On 20/07/2005, at 6:08 AM, Anthony Baxter wrote:

> On Wednesday 20 July 2005 22:32, Andrew McNamara wrote:
>
>>  def __getattr__(self, attr):
>>   if attr[0] == '_':
>>    raise AttributeError
>>   attr = lower(replace(attr, '_', '-'))
>>   return self.data[attr]
>>
>
> Better yet would be
>
> def __getattr__(self, attr):
>     if attr.startswith('__') and attr.endswith('__'):
>         raise AttributeError(attr)
>     attr = lower(replace(attr, '_', '-'))
>     return self.data[attr]
>
>
>> I haven't verified it, but I imagine Python 1.5's hasattr() caught  
>> any
>> exception and treated it as a missing attribute, rather than  
>> selectively
>> catching AttributeError (I seem to remember some discussion of  
>> this on
>> python-dev in the mists of time).
>>
>
> Yep. This bug was a pain in the arse, and I'm glad it's dead.
>
> -- 
> Anthony Baxter     <anthony at interlink.com.au>
> It's never too late to have a happy childhood.
>
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>


--
Mark Nottingham     http://www.mnot.net/




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