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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 execute(self, eopatch):
 """Returns the EOPatch with renamed features. :param eopatch: input EOPatch :type eopatch: EOPatch :return: input EOPatch with the renamed features :rtype: EOPatch """

        for feature_type, feature_name, new_feature_name in self.feature_gen(eopatch):
            eopatch[feature_type][new_feature_name] = eopatch[feature_type][feature_name]
            del eopatch[feature_type][feature_name]

        return eopatch