[Python-Dev] 'hasattr' is broken by design

Michael Foord fuzzyman at voidspace.org.uk
Wed Sep 1 17:34:59 CEST 2010

On 25 August 2010 20:57, P.J. Eby <pje at telecommunity.com> wrote:

> [snip...]
> As you can see, the __call__ attribute in each case is whatever the proxied
> object's __call__ attribute is, even though the proxy itself has a __call__
> method, that is invoked when the proxy is called.
> This is actually pretty straightforward stuff since the introduction of
> __getattribute__.
> (The code is at http://pypi.python.org/pypi/ProxyTypes, btw.)

For what it's worth this code is useful enough (and simple enough) that I
would support its inclusion in the standard library. I've written proxy
objects several times (for various different purposes) and this would have
saved me the effort. :-)

All the best,

Michael Foord

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