internal-if-or-if-you-wanna-call-it-filter

1
    e = list(filter(lambda x: x is not None, [None if random.random() < 0.75 else (i, j)
2
            for i in range(1, n) for j in range(i + 1, n + 1)]))

1
    edges = [(i, j) for i in range(1, n) for j in range(i + 1, n + 1) if random.random() < 0.75]