How about a category for executable limericks?
Here's one to get the ball rolling:
# voice only the alphanumeric tokens
from itertools import repeat
for feet in [3,3,2,2,3]:
print " ".join("DA-DA-DUM"
for dummy in [None]
for foot in repeat("metric", feet))
Michael
P.S. I know 'three' doesn't rhyme.