小练习计算文本中那个最长

print(min(len(g.strip()) for g in open("haha","r",encoding="utf8")))
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with open("haha","r",encoding="utf8") as fw:
    c = []
    for oi in fw:
        cds = len(oi.strip())
        c.append(cds)
    print(c)
    print("最",max(c))