[Tutor] replacing range with xrange

[Tim Golden]

Andy Cheesman wrote:
> Hi people,
> 
> After watching a nice Google video on Python 3K, and seeing the 
> forthcoming removal of range, I've looked at substitution range with 
> xrange within my code. Direct substitution works for 90% percent of the 
> case (i.e.   for thing in xrange(number):  ), however i can't change the 
> example below where I need a non-continuous range. Any suggestions?
> 
> Andy
> 
> x = range(10)  + range(20, 30)
> 
> for thing in x:
>     ...

Define your own top-level range as:

def range (x):
   return list (xrange (x))

maybe?


TJG