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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def trim_zeros(self):
 """Remove the leading and trailing zeros. """
      
        tmp = self.numpy()
        f = len(self)-len(_numpy.trim_zeros(tmp, trim='f'))
        b = len(self)-len(_numpy.trim_zeros(tmp, trim='b'))
        return self[f:len(self)-b]