How can I create a dict that sets a flag if it's been modified

Dan Sommers me at privacy.net
Thu Jan 12 12:50:24 CET 2006


On Thu, 12 Jan 2006 03:42:21 -0600,
Brian van den Broek <broek at cc.umanitoba.ca> wrote:

> It's broken in at least one way:

>>>> newmd = ModFlagDict(3=4, 1=5)
> SyntaxError: keyword can't be an expression
>>>> 

> So, as it stands, no integers, floats, tuples, etc can be keys on
> initialization ...

That has nothing to do with your code:

>>> dict(1=4)
SyntaxError: keyword can't be an expression
>>> int(4=5)
SyntaxError: keyword can't be an expression

The names of keyword arguments have look like Python identifiers; 1 and
4 are *not* valid Python identifiers.

Regards,
Dan

-- 
Dan Sommers
<http://www.tombstonezero.net/dan/>



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