How do you programmatically set an attribute in Python?

Posted by Nick on Stack Overflow See other posts from Stack Overflow or by Nick
Published on 2008-11-12T19:33:07Z Indexed on 2010/03/21 11:11 UTC
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Suppose I have a python object x and a string s, how do I set the attribute s on x? So:

>>> x = SomeObject()
>>> attr = 'myAttr'
>>> # magic goes here
>>> x.myAttr
'magic'

What's the magic? The goal of this, incidentally, is to cache calls to x.__getattr__().

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