List Overlap Comprehensions.py

# from http://www.practicepython.org/exercise/2014/04/10/10-list-overlap-comprehensions.html

import random

# a = random.sample(range(1,1000), 20)
# b = random.sample(range(1,1000), 30)

a = [1, 1, 3, 5, 6, 7, 8, 10]

b = [1, 1, 6, 7, 10, 14, 17, 18]

a.sort()
b.sort()

print a
print b

new_list = [x for x in a and b if x in a and x in b]

print new_list

result = []

for i in new_list:
    if i in result:
        pass
    else:
        result.append(i)
    

print result