import cProfile from collections import defaultdict from copy import deepcopy from ipaddress import IPv4Address from typing import List, Set, Tuple def get_data(input_file): with open(input_file, "r") as file: data = file.read().splitlines() return data def cidr4_to_node(cidr4: str) -> Tuple[int, int, int]: ip, mask_len = cidr4.strip().split("/") mask_len = int(mask_len) added_ips_number = 0 a, b, c, d = ip.split(".") a, b, c, d = int(a), int(b), int(c), int(d) ip_value = a * 256**3 + b * 256**2 + c * 256**1 + d * 256**0 return ip_value, mask_len, added_ips_number def main(): file = "cidr4.txt" required_len = 15 data = get_data(file) nodes = sorted(map(cidr4_to_node, data)) for n in nodes: print(n) if __name__ == "__main__": assert cidr4_to_node("4.78.139.0/24") == (72256256, 24, 0) main() # cProfile.run("main()")