Processes all the found entities on the given TLObject,
           unless .enabled is False.

           Returns True if new input entities were added.

def process_entities(self, tlo):
        """Processes all the found entities on the given TLObject,
           unless .enabled is False.

           Returns True if new input entities were added.
        """
        if not self.save_entities:
            return

        rows = self._entities_to_rows(tlo)
        if not rows:
            return

        c = self._cursor()
        try:
            c.executemany(
                'insert or replace into entities values (?,?,?,?,?)', rows)
        finally:
            c.close()