maybe a bug in python

[Steven Bethard]

venkata subramanian wrote:
> If you have any doubts,
> try to remeber this when creating tuples,
> 
> if a tuple is to have 0 elements,
> then it must be given as a=() 
> in other words, the ( and the ) are essential
> 
> if it has one element,
> then a comma after that element is essential
> a=1,
> or alternatively
> a=(1,)
> in other words, an end comma is essential but the parentheses are not
> 
> if it has more than one element, comma between the elements is only essential
> a=1,2
> or alternatively
> a=1,2,
> or alternatively
> a=(1,2)

That actually looks like a pretty good summary.  I've posted it, with a 
few elaborations at:

http://wiki.python.org/moin/TupleSyntax

STeVe