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啊加一，为啥不对啊只去除最开始的空格吗？

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在下是个S

#1 Created at ... [Delete] [Delete and Lock User] 
if len(s)==0:    return selse:    while s[0:1]==' ':        s=s[2:]    while s[-2:-1]==' ':        s=s[0:-2]return s
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