from os import mkdir
mkdir('www')
mkdir('www/css')
mkdir('www/images')
html_code = """
Заглавная страница
"""
index_page = open('www/index.html', 'w')
index_page.write(html_code)
index_page.close()
styles_page = open('www/css/styles.css', 'w')
styles_page.close()