import sys # Library compatibility if sys.version[0] == "2": from HTMLParser import HTMLParser from urllib2 import URLError else: from html.parser import HTMLParser from urllib.error import URLError unescape = HTMLParser().unescape # According to https://github.com/python/cpython/blob/master/Lib/html/parser.py#L547 , # in python 3.5 maybe I should use # from html import unescape # but it is a far-future story:) # Function compatibility # xrange, raw_input, map ,unicde if sys.version[0] == "2": lmap = lambda f, a: map(f, a) str2u = lambda x: x.decode('utf-8') u2str = lambda x: x.encode('utf-8') else: xrange = range raw_input = input lmap = lambda f, a: list(map(f, a)) str2u = u2str = lambda x: x