A python script to find the numbers which are both happy number and prime number from two files containing these numbers.

exercise_23.py

import urllib.request
# get data
def get_data(target):
    listo=[]
    response=urllib.request.urlopen(target).read().decode('utf-8').split('\n')
    for line in response:
        listo.append(line)
    return listo
#find common values
def find_intersection(data):
    return list(set(data[0])&set(data[1]))
#main function
if __name__=='__main__':
    data=[]
    target=['http://www.practicepython.org/assets/happynumbers.txt','http://www.practicepython.org/assets/primenumbers.txt']
    for i in range(len(target)):
        data.append(get_data(target[i]))
    print(find_intersection(data))