code: def left_join_where(self, table, one, operator, two):
          
          return self.join_where(table, one, operator, two, "left")
docs: Add a "left join where" clause to the query
  
          :param table: The table to join with, can also be a JoinClause instance
          :type table: str or JoinClause
  
          :param one: The first column of the join condition
          :type one: str
  
          :param operator: The operator of the join condition
          :type operator: str
  
          :param two: The second column of the join condition
          :type two: str
  
          :return: The current QueryBuilder instance
          :rtype: QueryBuilder