Xah Lee wrote:
> on a related topic,
> I think it would be a improvement for the built-in range() so that step
> needs not be an integer.

There are easy workarounds but I'd find it useful as well.

> Further, it'd be better to support decreasing range. e.g.
> 
> Range( 5, 7, 0.3); # returns [5, 5.3, 5.6, 5.9, 6.2, 6.5, 6.8]
> Range( 5, -4, -2); # returns [5,3,1,-1,-3]

The last one already works:
  >>> range(5,-4,-2)
  [5, 3, 1, -1, -3]
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