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class Solution(object):
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    def wordPattern(self, pattern, s):
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        """
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        :type pattern: str
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        :type s: str
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        :rtype: bool
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        """
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        p, s = list(pattern), list(s.split(" "))
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        return len(s) == len(p) and len(set(zip(p, s))) == len(set(s)) == len(set(p))