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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 one(self):
 """ Shows one row of the dataframe and the field names wiht count :return: a pandas dataframe :rtype: pd.DataFrame :example: ``ds.one()`` """

        try:
            return self.show(1)
        except Exception as e:
            self.err(e, self.one, "Can not display dataframe")