我需要浏览带有变量值的记录

Question

以下是代码：

variable=field_name
send_address_purchase=res_brw.variable  (so i need res_brw.field_name)

我如何通过变量值动态访问字段？

Answer 1

请勿使用eval，而是使用getattr：

variable = field_name
send_address_purchase = getattr(res_brw, variable)