[Python-Dev] dict containment annoyance (original) (raw)

Aahz aahz at pythoncraft.com
Sat Aug 12 15:48:26 CEST 2006

On Sat, Aug 12, 2006, tomer filiba wrote:

>>>a={1:2, 3:4} >>>[] in a Traceback (most recent call last): File "", line 1, in ? TypeError: list objects are unhashable >>> imo, the expression should just evaluate to False instead of raising an exception.

-1

This is seriously no different from an attempt to do

a = {} a[ [] ] = 1

Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/

"Debugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are, by definition, not smart enough to debug it." --Brian W. Kernighan

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