gistfile1.txt

from random import random
from math import sqrt

"""Generate coordinates for set of two random points in the [0, 1] square plane"""

def four_randoms():
    return (random() for __ in range(4))

# Use yield to create an iterator
def coordinates(limit=10):
    for _ in range(limit):
        yield four_randoms()

# Return a generator expression
def coordinate_factory(limit=10):
    return (four_randoms() for __ in range(limit))


def distance(x1, y1, x2, y2):
    # debug print
    # print(x1, y1, x2, y2)
    return sqrt((x2-x1)**2 + (y2-y1)**2)


set_one = [distance(*c) for c in coordinates()]
set_two = [distance(*c) for c in coordinate_factory()]