Python rstrip方法

Python的rstrip()方法是用来删除字符串末尾的指定字符（默认为空格）。它的语法是str.rstrip(\[chars\])。\[1\]例如，如果我们有一个字符串" hello world "，使用rstrip()方法删除空格字符后，新的字符串将是" hello world"。\[2\]该方法返回删除指定字符后生成的新字符串。\[3\]
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