Is it possible to add a where clause with list comprehension?
There is no where statement but you can “emulate” it using for: a=[0] def f(x): a[0] += 1 return 2*x print [ (x, y) for x in range(5) for y in [f(x)] if y != 2 ] print “The function was executed %s times” % a[0] Execution: $ python 2.py [(0, 0), (2, 4), (3, … Read more