Removed use of locals for print formatting in Oracle backend.

    def autoinc_sql(self, table, column):

        # To simulate auto-incrementing primary keys in Oracle, we have to

        # create a sequence and a trigger.

        sq_name = self._get_sequence_name(table)

        tr_name = self._get_trigger_name(table)

        tbl_name = self.quote_name(table)

        col_name = self.quote_name(column)

        args = {

            'sq_name': self._get_sequence_name(table),

            'tr_name': self._get_trigger_name(table),

            'tbl_name': self.quote_name(table),

            'col_name': self.quote_name(column),

        }

        sequence_sql = """

DECLARE

    i INTEGER;

        EXECUTE IMMEDIATE 'CREATE SEQUENCE "%(sq_name)s"';

    END IF;

END;

/""" % locals()

/""" % args

        trigger_sql = """

CREATE OR REPLACE TRIGGER "%(tr_name)s"

BEFORE INSERT ON %(tbl_name)s

        SELECT "%(sq_name)s".nextval

        INTO :new.%(col_name)s FROM dual;

    END;

/""" % locals()

/""" % args

        return sequence_sql, trigger_sql

    def cache_key_culling_sql(self):