jiffyclub/ipythonblocks — pull request #19 by wking (2013-04-22 17:57:01+00:00)
Title: ipythonblocks: Replace xrange() with range()

`range()` is an iterator by default in Python 3. In Python 2, the iterator
`xrange()` is slightly more efficient than the list-generating `range()`, but
I doubt anyone is making block grids large enough for the difference to be
significant.