Python Pickle append返回“ None”，而不是用户输入
[英]Python Pickle append returns “None” rather than user's input
问题描述
post=input(str("Enter your post below: \n"))
addpost=pickle.dump(post, open("The Wall.txt","ab"))
print(addpost)
Have no idea why this code returns "None" rather than what is typed in... 
不知道为什么此代码返回“ None”而不是键入的内容...
1 个解决方案
解决方案1
4 2012-10-14 08:00:14
Because pickle.dump writes the object to the file, and returns None . 因为pickle.dump将对象写入文件，并返回None 。
You probably want 你可能想要
addpost = pickle.load(open("The Wall.txt", "rb"))
instead. 代替。
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