Question about None

Jean-Michel Pichavant jeanmichel at
Fri Jun 12 11:36:37 EDT 2009

>   def setNext(nxt):
>     assert nxt==None or isinstance(nxt, Node), "next must be a Node"
> = nxt
> works ok, but it's uglier than it ought to be.
I don't find it that ugly. It's accurate, easy to read and understand. 
"What else ?" would say a famous coffee representative.
If you like perfection, replace nxt==None by nxt is None.


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