generator.py

def split_sum_into_parts(limit=1500, min_parts=2, max_parts=5):
    sample = sorted([0, limit] + random.sample(range(limit), random.randint(min_parts-1, max_parts-1)))
    return [sample[i+1] - item for i, item in enumerate(sample) if i+1 < len(sample)]

generator–human readably.py

def split_sum_into_parts(limit=1500, min_parts=2, max_parts=5):
    sample = sorted([0, limit] + random.sample(range(limit), random.randint(min_parts-1, max_parts-1)))

    for i, item in enumerate(sample):
        try:
            yield sample[i+1] - item
        except IndexError:
            pass