Adds a huge list of domains to block to /etc/hosts

site_block.py

import os

""" site_block.txt - https://gist.github.com/ggdx/e333c291312c90a6c5f35d5b06fd9632

This script takes a while, could most likely be made more efficient but
does the job in prevent my kids from accessing things they shouldn't
as well as largely stops tracking scripts embedded in websites.
"""
path = './site_block.txt'

def read_large_file(file_handler):
    for line in file_handler:
        yield line

with open(path) as file_handler:
    for url in read_large_file(file_handler):
        os.system(f'echo "127.0.0.1 {url}" >> /etc/hosts')