taobao.product.img.delete 删除产品非主图
        
        1.传入非主图ID 2.传入产品ID 删除产品非主图

def delete(self, id, product_id, session):
        '''taobao.product.img.delete 删除产品非主图
        
        1.传入非主图ID 2.传入产品ID 删除产品非主图'''
        request = TOPRequest('taobao.product.img.delete')
        request['id'] = id
        request['product_id'] = product_id
        self.create(self.execute(request, session)['product_img'])
        return self