Consider the following dictionary, d:
d = {\'a\': 3, \'b\': 2, \'c\': 3, \'d\': 4, \'e\': 5}
I want to return the first N key:value pairs f
in py3, this will do the trick
{A:N for (A,N) in [x for x in d.items()][:4]}
{'a': 3, 'b': 2, 'c': 3, 'd': 4}