首页 > 其他分享 >加了一个判断不存在字段的逻辑

加了一个判断不存在字段的逻辑

时间:2022-08-23 12:11:20浏览次数:55  
标签:逻辑 判断 hang self list 字段 mubiao print ziduanzhi

#筛选类型数据和创建日期大于2022年1月1日,根据shaixuanleixingandbiaoti.py修改
class ShaiXuanLeiXingAndBiaoTi:
    def __init__(self,file_name):
        self.file_name = file_name
        self.mubiao_list = []
        self.sheqi_list=[]
        self.read_list=self.readText(self.file_name)
        self.end_num = 0
        self.is_exist_ziduan = False  #判断文件中是否存在ziduan,默认为False,如果存在,则置为True

    # 读取文件,以列表形式获取所有内容
    def readText(self,file_name):
        with open(file=file_name, mode='r',encoding="utf-8") as f:
            read_list = f.readlines()
        return read_list

    #处理DataType所在行的数据,获取dataType的值
    def getDataType(self,datatype_hang):
        datatype_list = datatype_hang.split(":")
        print("datatype_list:")
        print(datatype_list)
        ziduan_zhi_list = datatype_list[1].split(",")
        print("ziduan_zhi_list:")
        print(ziduan_zhi_list)
        ziduan_zhi = ziduan_zhi_list[0].strip()
        print("ziduan_zhi:")
        print(ziduan_zhi)
        print(type(ziduan_zhi))
        return ziduan_zhi

    #获取要从保留的内容中删除,添加到删除列表中数据
    def getDeleteDataList(self):
        print("处理前self.mubiao_list个数")
        print(len(self.mubiao_list))
        print(self.mubiao_list)
        zhongjian_list = []
        num = 0
        while True:
            num = num + 1
            print("删除目标,保存数据到中间列表中,循环处理第%s次" % str(num))
            #获取 self.mubiao_list 中最后一项的内容
            zuihouyixiang = self.mubiao_list[-1]

            zuihouyixiang_pan= zuihouyixiang.strip() #去掉前后空格
            print("zuihouyixiang:")
            print(zuihouyixiang)
            self.mubiao_list.pop()  # self.mubiao_list删除最后一项
            zhongjian_list.append(zuihouyixiang)
            # 判断该行内容是否是""data": {",如果是则终止循环
            if zuihouyixiang_pan == '"data": {':
                print("zuihouyixiangdai{")
                print(zuihouyixiang)
                break

        # 获取 self.mubiao_list 中最后一项的内容
        zuihouyixiang = self.mubiao_list[-1]
        self.mubiao_list.pop()  # self.mubiao_list删除最后一项
        zhongjian_list.append(zuihouyixiang)

        print("处理后self.mubiao_list个数")
        print(len(self.mubiao_list))
        print("zhongjian_list个数")
        print(len(zhongjian_list))
        return zhongjian_list


    #将zhongjian_list中的内容导向存储到self.sheqi_list中
    def getSheQiList(self,zhongjian_list):
        print("zhongjian_list:")
        print(zhongjian_list)
        zhongjian_list_len = len(zhongjian_list)
        for i in range(0,zhongjian_list_len):
            self.sheqi_list.append(zhongjian_list[-1])  #将zhongjian_list的最后一项加入到self.sheqi_list
            zhongjian_list.pop() #删除zhongjian_list的最后一项

        print("self.sheqi_list:")
        print(self.sheqi_list)

    # 向下继续查找,找到第一个”},“,则停止
    def xiangxia(self):
        k=0
        for j in range(0,10):
            k=k+1
            if (self.end_num+j < self.read_list_len):
                print("处理到self.read_list中第%s下表的的内容" % str(self.end_num+j))
                one_hang = self.read_list[self.end_num+j]
                self.sheqi_list.append(one_hang)
                if "}" in one_hang.strip():
                    print("one_hang},")
                    print(one_hang)
                    break
        print("k:")
        print(k)
        return k

    #写入列表数据到文件中
    def writeListToTxt(self,file_name,list_data):
        with open(file_name,"w",encoding="utf-8") as f:
            for one in list_data:
                f.write(one)

    #写入字符串内容到文件中
    def writeStrToTxt(self,file_name,str):
        with open(file_name,"w",encoding="utf-8") as f:
                f.write(str)


    #处理一个实体对象,即一个中括号对象
    # {
    #     "data": {
    #         "tagList": [
    #             "测试"
    #         ],
    #         "roomLiveTitle": "直播间标题-大会直播",
    #         "coverOne": "\/tojoy\/tojoyClould\/backstageSystem\/image\/1633680869417.jpg",
    #         "screenShot": "\/tojoy\/tojoyClould\/serverUpload\/202207\/14\/image\/1657783758511.jpg",
    #         "roomLiveId": 4003879,
    #         "coverTwo": "\/tojoy\/tojoyClould\/backstageSystem\/image\/1633680876038.jpg",
    #         "status": 4,
    #         "videoPlayUrl": "http:\/\/1259323955.vod2.myqcloud.com\/685cdfeevodcq1259323955\/b520d1e2387702293080090030\/f0.mp4?oss-cn-beijing.aliyuncs.com"
    #     },
    #     "dataIndex": 1,
    #     "dataType": 4,
    #     "dataSource": 3
    # },
    def handleOneShiTi(self,ziduan="dataType",ziduanzhi="4"):
        # 遍历每一行

        #第一次开始处理
        for i in range(0,self.read_list_len):
            print("处理到第%s行的内容" % str(i))


            #读取一行内容
            one_hang = self.read_list[i]
            #如果 dataType 不在该行中
            if ziduan.lower() not in one_hang.lower():
                # 将一行内容添加到self.mubiao_list,即要保留的内容
                self.mubiao_list.append(one_hang)
                self.end_num = self.end_num + 1

            else: # 如果判断 dataType 在该行中,则判断dataType的值
                self.is_exist_ziduan=True    #如果找到字段,就置为True
                print("遇到第一个%s值不是%s的%s行的内容" % (ziduan, ziduanzhi,i))
                print(one_hang)
                data_type_zhi = self.getDataType(datatype_hang=one_hang)
                print(data_type_zhi)
                #如果字段值不是4
                if data_type_zhi != ziduanzhi:
                    break  # 终止循环
                else:
                    # 将一行内容添加到self.mubiao_list,即要保留的内容
                    self.mubiao_list.append(one_hang)
                    self.end_num = self.end_num + 1

        if not self.is_exist_ziduan:
            print("文件中不存在字段【%s】"%ziduan)
        else:
            print("处理到self.mubiao_list第%s个下标" % str(self.end_num))



            print("从断点下标%s开始处理" % str(self.end_num))

            zhongjian_list = self.getDeleteDataList()
            print("self.mubiao_list_hou:")
            print(self.mubiao_list)
            print(len(self.mubiao_list))
            # 将zhongjian_list的内容倒向保存到self.sheqi_list中
            self.getSheQiList(zhongjian_list)

            #向下继续查找,找到第一个”}“,则停止
            k = self.xiangxia()
            self.end_num = self.end_num+k

            print("接着从断点 %s行开始处理" % str(self.end_num))


            #循环处理后续内容
            while self.end_num <self.read_list_len:
                # 第二次开始处理
                # 接着从self.end_num开始读取,此时需要再进行判断
                for i in range(self.end_num, self.read_list_len):
                    print("处理到第%s行的内容" % str(i))

                    # 读取一行内容
                    one_hang = self.read_list[i]
                    # 如果 dataType 不在该行中
                    if ziduan.lower() not in one_hang.lower():
                        # 将一行内容添加到self.mubiao_list,即要保留的内容
                        self.mubiao_list.append(one_hang)
                        self.end_num = self.end_num + 1

                    else:  # 如果判断 dataType 在该行中,则判断dataType的值
                        print("遇到一个%s值不是%s的%s行的内容" % (ziduan, ziduanzhi, i))
                        print(one_hang)
                        data_type_zhi = self.getDataType(datatype_hang=one_hang)
                        print(data_type_zhi)
                        # 如果字段值不是4(预期值)
                        if data_type_zhi != ziduanzhi:
                            break  # 终止循环
                        else:
                            # 将一行内容添加到self.mubiao_list,即要保留的内容
                            self.mubiao_list.append(one_hang)
                            self.end_num = self.end_num + 1

                print("处理到self.mubiao_list第%s个下标" % str(self.end_num))

                print("从断点下标%s开始处理" % str(self.end_num))

                #如果起始值大于等于数列长度
                if self.end_num>=self.read_list_len:
                    print("从断点下标%s超过超过数列%s长度,终止循环" % (str(self.end_num),str(self.read_list_len)))
                    break #就终止while循环

                zhongjian_list = self.getDeleteDataList()
                print("self.mubiao_list_hou:")
                print(self.mubiao_list)
                print(len(self.mubiao_list))
                # 将zhongjian_list的内容倒向保存到self.sheqi_list中
                self.getSheQiList(zhongjian_list)

                # 向下继续查找,找到第一个”},“,则停止
                k = self.xiangxia()
                self.end_num = self.end_num + k
                print("接着从断点 %s行开始处理" % str(self.end_num))








    def handleFile(self,ziduan="dataType",ziduanzhi="4"):
        print("self.read_list:")
        print(self.read_list)
        #获取数列的长度
        self.read_list_len = len(self.read_list)
        print("self.read_list_len:")
        print(self.read_list_len)


        self.handleOneShiTi(ziduan=ziduan,ziduanzhi=ziduanzhi)
        if not self.is_exist_ziduan:
            print("文件中不存在字段【%s】,不输出目标文件" % ziduan)
            return None
        else:
            # #将最后一行的内容写入到mubiao_list中
            # self.mubiao_list.append(self.read_list[-1])

            print(self.read_list_len)
            print(len(self.mubiao_list))
            print(len(self.sheqi_list))


            self.writeListToTxt(file_name="mubiao_%s_%s.txt"%(ziduan,ziduanzhi), list_data=self.mubiao_list)
            self.writeListToTxt(file_name="sheqi_not_%s_%s.txt"%(ziduan,ziduanzhi), list_data=self.sheqi_list)

            return "mubiao_%s_%s.txt"%(ziduan,ziduanzhi)

    #统计某个字段在列表中出现的次数


    #将一个列表倒序写入另一个列表
    def firstListDaoXuTOSecondList(self,first_list,second_list):
        first_list_len = len(first_list)
        #循环写入
        for i in range(0,first_list_len):
            zuihouyixiang = first_list[-1]
            second_list.append(zuihouyixiang)
            first_list.pop()  #删除最后一项
        return second_list

    #将一个列表正序写入另一个列表
    def firstListZhengXuTOSecondList(self,first_list,second_list):
        first_list_len = len(first_list)
        #循环写入
        for i in range(0,first_list_len):
            second_list.append(first_list[i])
        return second_list


    #根据一条重复的内容筛选出对应的整个对象
    def getOneShiTiByOneZiduan(self,one_list,quanji_list):
        #获取一个对象的内容
        one_duixiang_list= []

        quanji_list_len = len(quanji_list) #获取总长度

        xiabiao = int(one_list[0])

        #存储一个实体对象的前半部分
        one_duixiang_qian_list = []

        #从下标开始,往上读取,读到第一个 ""data": {",如果是则终止循环
        while True:
            one_duixiang_qian_list.append(quanji_list[xiabiao])
            if '"data": {'.lower() in str(quanji_list[xiabiao]).lower():
                break
            else:
                xiabiao = xiabiao-1

        one_duixiang_qian_list.append(quanji_list[xiabiao-1])

        #打印实体前半部分
        print(one_duixiang_qian_list)


        xiabiao = int(one_list[0])  #重新获取下标
        #存储一个实体对象的后半部分
        one_duixiang_hou_list = []
        #从下标开始,往下读取,读到第一个 “dataType”,然后dataType下第一个“}”终止
        biaozhi = False  #是否找到“dataType”的标识,默认为False,找到后置为True
        while True:
            xiabiao = xiabiao + 1
            one_duixiang_hou_list.append(quanji_list[xiabiao])  #保存内容
            if "dataType".lower() in str(quanji_list[xiabiao]).lower():
                print("已经找到第一个节点dataType,再往下找到}就终止")
                biaozhi = True

            if biaozhi:
                if "}".lower() in str(quanji_list[xiabiao]).lower():
                    break  #终止循环

        # 打印实体后半部分
        print(one_duixiang_hou_list)

        one_duixiang_list = self.firstListDaoXuTOSecondList(first_list=one_duixiang_qian_list,
                                                            second_list=one_duixiang_list)

        one_duixiang_list = self.firstListZhengXuTOSecondList(first_list=one_duixiang_hou_list,
                                                              second_list=one_duixiang_list)
        print("one_duixiang_list:")
        print(one_duixiang_list)
        return one_duixiang_list



    #获取文件的名字

    #获取文件的后缀

    #按要求筛选出字段的值
    def shaiXuanRoomLiveTitle(self,one_list):
        print("筛选前的内容:【%s】" % one_list)
        print("写筛选规则")
        print("不处理下标")
        print("只处理行内容")
        hang_content = one_list[1]
        hang_content_list = hang_content.split(":")
        print("hang_content_list:")
        print(hang_content_list)
        #只获取字段值,不获取字段
        hang_ziduanzhi = hang_content_list[1]
        print("hang_ziduanzhi:")
        print(hang_ziduanzhi)
        hang_ziduanzhi = hang_ziduanzhi.strip(" ") #去掉前后空格
        print("去掉前后空格的hang_ziduanzhi:")
        hang_ziduanzhi = hang_ziduanzhi.strip("\n") #去掉换行符
        print("去掉换行符的hang_ziduanzhi:")
        print(hang_ziduanzhi)
        hang_ziduanzhi = hang_ziduanzhi.strip(",") #去掉逗号
        print("去掉逗号的hang_ziduanzhi:")
        print(hang_ziduanzhi)
        hang_ziduanzhi = hang_ziduanzhi.strip('"') #去掉引号
        print("去掉引号的hang_ziduanzhi:")
        print(hang_ziduanzhi)

        print("这里可以继续加规则...")
        print("加一些规则")
        hang_ziduanzhi_list = hang_ziduanzhi.split(" ")  #以空格分割
        hang_ziduanzhi = hang_ziduanzhi_list[0]



        print("最终的hang_ziduanzhi:")
        print(hang_ziduanzhi)

        one_list[1] = hang_ziduanzhi #将筛选后的内容赋值给one_list的第二项
        print("筛选后的内容:【%s】" % one_list)
        return one_list





    #根据筛选类型后输出的文件,从中再次筛选标题内容
    def getRoomLiveTitle(self,ziduan="dataType",ziduanzhi="4",quchongziduan="roomLiveTitle"):
        mubiao_file = self.handleFile(ziduan=ziduan, ziduanzhi=ziduanzhi)
        if mubiao_file ==None:
            print("没有输出目标文件")
        else:
            print("文件中存在字段【%s】,目标文件为【%s】"%(ziduan,mubiao_file))
            #读取目标文件中的所有roomLiveTitle的值
            with open(file=mubiao_file, mode='r',encoding="utf-8") as f:
                mubiaofile_list = f.readlines()

            #存储所有带有"roomLiveTitle"的行
            all_roomLiveTitle_list = []
            #存储没有重复的RoomLiveTitle的值
            roomLiveTitle_wuchongfu_list = []

            #存储没有重复的RoomLiveTitle的值带下标
            roomLiveTitle_wuchongfu_with_xiaobiao_list = []

            #存储重复的RoomLiveTitle的值
            roomLiveTitle_chongfu_list = []

            #存储重复的RoomLiveTitle的值
            roomLiveTitle_chongfu_with_xiaobiao_list = []
            for i in range(0,len(mubiaofile_list)):
                if quchongziduan.lower() in str(mubiaofile_list[i]).lower():
                    #存储mubiaofile_list到
                    all_roomLiveTitle_list.append([i,mubiaofile_list[i]])

            print("打印所有包含%s的下标和行内容:"%quchongziduan)
            for one in all_roomLiveTitle_list:
                print(one)

            #获取all_roomLiveTitle_list的长度
            all_roomLiveTitle_list_len = len(all_roomLiveTitle_list)

            #遍历all_roomLiveTitle_list
            for i in range(0,all_roomLiveTitle_list_len):
                one_list = all_roomLiveTitle_list[i]
                one_list = self.shaiXuanRoomLiveTitle(one_list)  #获取日期的值

                if one_list[1] >= "2022-01-01":  #这个就是判断规则
                    roomLiveTitle_wuchongfu_list.append(one_list[1])
                else:
                    #要处理去掉的内容,写入函数roomLiveTitle_chongfu_with_xiaobiao_list中
                    roomLiveTitle_chongfu_with_xiaobiao_list.append(one_list)

            print("无重复的包含%s的行的内容:" % quchongziduan)
            print("-"*60)
            for one in roomLiveTitle_wuchongfu_list:
                print(one)
            print("-" * 60)

            print("重复的包含%s的下标和行的内容:" % quchongziduan)
            for one in roomLiveTitle_chongfu_with_xiaobiao_list:
                print(one)

            #打印重复的标题数列
            print("roomLiveTitle_chongfu_with_xiaobiao_list:")
            print(roomLiveTitle_chongfu_with_xiaobiao_list)

            if len(roomLiveTitle_chongfu_with_xiaobiao_list)<1:
                print("无重复【%s】"%quchongziduan)
            else:
                print("获取重复的内容:")
                #存储所有重复的内容
                all_chongfu_shiti_list = []
                #存储所有重复的实体({})内容的字符串
                all_one_shiti_list_str_list = []
                for i in range(0,len(roomLiveTitle_chongfu_with_xiaobiao_list)):
                    print("循环获取内容")
                    one_shiti_list = self.getOneShiTiByOneZiduan(one_list=roomLiveTitle_chongfu_with_xiaobiao_list[i],
                                                                 quanji_list=mubiaofile_list)
                    # 获取去重后的内容中一个实体内容的字符串
                    one_chongfu_shiti_list_str = "".join(one_shiti_list)

                    print("根据【%s】的内容获取到其对应的对象内容【%s】" %(roomLiveTitle_chongfu_with_xiaobiao_list[i],one_chongfu_shiti_list_str))

                    #添加one_chongfu_shiti_list_str到all_one_shiti_list_str_list中
                    all_one_shiti_list_str_list.append(one_chongfu_shiti_list_str)  #这个就是把所有获取到的重复的对象放到一个列表中,一遍后续去重用


                    all_chongfu_shiti_list = self.firstListZhengXuTOSecondList(first_list=one_shiti_list,
                                                                       second_list=all_chongfu_shiti_list)
                print("all_chongfu_shiti_list:")
                print(all_chongfu_shiti_list)

                print("所有需要去掉的重复的行的内容:")
                for one in all_chongfu_shiti_list:
                    print(one)
                print("所有需要去掉的重复的总行数:")
                print(len(all_chongfu_shiti_list))

                #这个就是把重复的内容写入到文件mubiao_dataType_4_chongfu.txt中
                chongfu_file_name = str(mubiao_file).strip(".txt")+"_chongfu"+".txt"
                self.writeListToTxt(file_name=chongfu_file_name,
                                    list_data=all_chongfu_shiti_list)


                #获取所有内容组成一个字符串
                mubiaofile_list_str = "".join(mubiaofile_list)  #这个是再次获取mubiao_dataType_4.txt中所有内容

                #遍历替换重复的内容为空
                for one in all_one_shiti_list_str_list:
                    mubiaofile_list_str = mubiaofile_list_str.replace(one,"") #替换重复的内容为空
                    print("替换【%s】为空,即去掉该内容"%one)

                print("这个就是把去重后的内容写入到mubiao_dataType_4_quchong.txt文件中")
                #将替换后的内容赋值给quchonghou
                quchonghou = mubiaofile_list_str
                #将去重后的内容保存到文件中
                quchong_file_name = str(mubiao_file).strip(".txt") + "_quchong" + ".txt"
                self.writeStrToTxt(file_name=quchong_file_name,
                                   str=quchonghou)


















if __name__ == '__main__':
    #获取某个dataType的数据
    file_name = "new 2.txt"
    ziduan = "dataType2131"
    ziduanzhi = "5"
    quchongziduan = 'ewqeqe'
    sx = ShaiXuanLeiXingAndBiaoTi(file_name)
    sx.getRoomLiveTitle(ziduan=ziduan,ziduanzhi=ziduanzhi,quchongziduan=quchongziduan)

 

标签:逻辑,判断,hang,self,list,字段,mubiao,print,ziduanzhi
From: https://www.cnblogs.com/jingzaixin/p/16615698.html

相关文章