Одну? Пожалуйста:
import requests; class FileHandler: def __init__(self, file_name): self.file_name = file_name; def write_url(self, url): with open(self.file_name, 'w') as file: file.write(url); def read_url(self): with open(self.file_name, 'r') as file: return file.read().strip(); class...