I had been experimenting with Ruby/Rake. I took a little while for me to get adjusted to Ruby's syntax. I love closures in Ruby and their effective use in Rake. I was trying if I could do the same in Python. As always, I came up with a very shabby code as the first attempt. #run target.py# the global dict to store targetstargets={} #defining and adding a target class Target: def __init__(self,name='',depen... self.name=name self.dependencies=dependencies self.fn=fn self.done=False...