Divide the values of two dictionaries in python

Question

I have two dictionaries with the same keys and I would like to do division on the values to update or create a new dictionary, keeping the keys intact, with the quotient as

Answer 1

This works for all pythons, I would however recommend the solution by @MartijnPieters if have Py 2.7+

>>> d1 = { 'a':12 , 'b':10 , 'c':2 }
>>> d2 = { 'a':0 , 'c':2 , 'b':5}
>>> d3 = dict((k, float(d2[k]) / d1[k]) for k in d2)
>>> d3
{'a': 0.0, 'c': 1.0, 'b': 0.5}