code: def store_item(self, item):
          ''' use this function to store a python object in the database '''
          #print('storing item', item)
          item_id = self._id_of(item)
          #print('item_id', item_id)
          if item_id is None:
              #print('storing item', item)
              blob = self.serialize(item)
              with self._write_lock:
                  self._execute(
                      'INSERT into objects (code) values (?);',
                      (blob,)
                  )
                  self.autocommit(f store_item(self, item):
          ''' use this function to store a python object in the database '''
          #print('storing item', item)
          item_id = self._id_of(item)
          #print('item_id', item_id)
          if item_id is None:
              #print('storing item', item)
              blob = self.serialize(item)
              with self._write_lock:
                  self._execute(
                      'INSERT into objects (code) values (?);',
                      (blob,)
                  )
                  self.autocommit()
docs: use this function to store a python object in the database