python里面 循环明细对比 相同人员明细，生成同一订单里面

#2018-04-16
    def action_create_purc(self,cr,uid,ids,context=None):
        mrp_origin_obj=self.browse(cr,uid,ids,context)
        mod_obj = self.pool.get('ir.model.data')
        purchaseobj=self.pool('purchase.origin')
        date_now=mrp_origin_obj.date
        origin=mrp_origin_obj.name
       #变量初始化
        record=[]
        var_part_name=0
        i=1
        for pro_line_id in mrp_origin_obj.pro_mate_id:
            # 变量赋值，供应商的id
            part_name=pro_line_id.partner_id.id
            #第一条数据判断 如果是第一条
            if var_part_name==0:
                    record.append((0,0,{'sequence':i,'product_id':pro_line_id.product_id.id,'product_qty':pro_line_id.qty,'product_uom':pro_line_id.uom_id.id,'date_planned':date_now,
                                    'price_unit':pro_line_id.price,   }))
                    #明细加数据，供应商重新赋值
                    var_part_name=part_name
             #第2、3、4.。。。。N条数据判断，如果与第一条相同，数据就直接加入明细中
            elif part_name==var_part_name :
                #当供应商相等时，直接添加明细+1
                 record.append((0,0,{'sequence':i,'product_id':pro_line_id.product_id.id,'product_qty':pro_line_id.qty,'product_uom':pro_line_id.uom_id.id,'date_planned':date_now,
                                    'price_unit':pro_line_id.price,   }))
            else:  #part_name!=firstvar_part_name :当他不相等时
                    # 1、首先把之前的record创建成采购订单
                    ctx={'partner_id':var_part_name,'ref_sale_name':origin,'order_type':'rawmaterial','location_id':19,'date_planned':date_now,'pricelist_id':1,'picking_type_id':8,'line_id':record}
                    purchase_new_id= purchaseobj.create(cr,uid,ctx,context=context)
                    #2、把record变成空，重新添加一条
                    record=[]
                    ctx={}
                    record.append((0,0,{'product_id':pro_line_id.product_id.id,'product_qty':pro_line_id.qty,'product_uom':pro_line_id.uom_id.id,'date_planned':date_now,
                                    'price_unit':pro_line_id.price   }))
                    var_part_name=part_name
        #当最后一条，相等或不等时都要执行这一句。
        ctx={'partner_id':var_part_name,'ref_sale_name':origin,'order_type':'rawmaterial','location_id':19,'date_planned':date_now,'pricelist_id':1,'picking_type_id':8,'line_id':record}
        purchase_new_id= purchaseobj.create(cr,uid,ctx,context=context)
        return  purchase_new_id

    def action_pro_mate(self,cr,uid,ids,context=None):
        result={}
        assert len(ids)==1
        id=ids[0] #生产单有保存销售单id
        pro_mateobj=self.pool.get('sale.product.material')
        mrpobj=self.pool.get('mrp.production')
        mrpobj_ids=mrpobj.search(cr,uid,[('sale_origin_id','=',id)],context=context) #查询有关的生产单
        mrpobjres=mrpobj.browse(cr,uid,mrpobj_ids,context=context)
        seq=1
        vals={}
        sql=" select feeding_name,partner_id,COALESCE(SUM(feeding_number),0)  product_qty,COALESCE (price_unit,0) price_unit,(COALESCE(SUM(feeding_number),0)*COALESCE( price_unit,0)) as je from feeding_order where production_id in (select id from  mrp_production where sale_origin_id=%d) GROUP BY feeding_name,partner_id,price_unit ORDER BY partner_id"%(id)
        cr.execute(sql)
        dict=cr.dictfetchall()
        num=len(dict)
        pro_mate_ids=[]
        i=0
       #将查询好的数据，添加到表中，通过sql语句查询分组汇总
        for i in range(num):
            print i
            pro_mate_ids.append((0,0,{ 'sale_origin_id':id,
                                     'sequence':i+1,
                                     'product_id':dict[i]['feeding_name'],
                                     'partner_id':dict[i]['partner_id'],
                                     'price':dict[i]['price_unit'],
                                     'qty':dict[i]['product_qty'],
                                     'je':dict[i]['je'],
                                      }))
            i+=1
        vals={'pro_mate_id':pro_mate_ids}
        最后添加进去
        self.write(cr,uid,[id],vals,context=context)
        return True

#排序 record= sorted(record, key=lambda record : record[2]['product_id'])