py3如何去掉文本每段末尾的换行符\n

import re
import urllib.request

input = urllib.request.urlopen("http://pythonscraping.com/files/inaugurationSpeech.txt").read()
input = re.sub(' +', " ", str(input)) #  把连续多个空格替换成一个空格
text= re.sub(r'\\n+'," ", str(input))
print(text)