cube_me squares

[apalala]

in koans/about_generators.py, the function cube_me actually squares.

def cube_me(self, seq):
for x in seq:
yield x * x

[gregmalcolm]

Heh, can't believe how long its taken for someone to pick up on that. Good catch!

[gregmalcolm]

Fixed by icmurray.

Change is available on github and bitbucket