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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 rename_sectors(self, sectors):
 """ Sets new names for the sectors Parameters sectors : list or dict In case of dict: {'old_name' : 'new_name'} with an entry for each old_name which should be renamed In case of list: List of new names in order and complete without repetition """


        if type(sectors) is list:
            sectors = {old: new for old, new in
                       zip(self.get_sectors(), sectors)}

        for df in self.get_DataFrame(data=True):
            df.rename(index=sectors, columns=sectors, inplace=True)

        try:
            for ext in self.get_extensions(data=True):
                for df in ext.get_DataFrame(data=True):
                    df.rename(index=sectors, columns=sectors, inplace=True)
        except:
            pass
        self.meta._add_modify("Changed sector names")
        return self