Python3网络爬虫：今日头条新闻App的广告数据抓取

咱们就不说废话了，直接上完整的源码

def startGetData(self):ret = random.randint(2, 10)index = 0
    url = ""
    while index < ret:if index == 0:url = "http://lf.snssdk.com/api/news/feed/v80/?fp=PSTqPzFSJ2HuFlG7LlU1FYmeLS4_&version_code=6.6.5&app_name=news_article&vid=07FEB726-62D1-442A-ADE2-6781" \"0CF8C421&device_id=51911855605&channel=App%20Store&resolution=750*1334&aid=13&ab_version=304488,346137,349052,271178,326588,326524,326532,338589,3" \"36927,295827,325048,345778,239096,348856,344345,170988,346540,332095,325197,338954,330633,297058,276204,286212,313219,338067,348326,347814,277771," \"310595,342074,334586,339207,323233,328671,346557,280773,338894,319962,344870,345191,348452,349020,348669,343444,214069,337616,348941,207251,26631" \"2,247847,280447,281298,328218,325618,328227,348992,288417,290193,326190,339904,344131&ab_feature=201617,z1&ab_group=z1,201617&openudid=0bf32dfcb91c" \"3dc330eb92c492a9e9093fc44b51&idfv=07FEB726-62D1-442A-ADE2-67810CF8C421&ac=WIFI&os_version=9.3.1&ssmix=a&device_platform=iphone&iid=31813899088&ab_c" \"lient=a1,f2,f7,e1&device_type=iPhone%206&idfa=0784D090-1DC1-4B24-BAA1-0C474ED94D52&detail=1&refresh_reason=1&last_refresh_sub_entrance_interva" \"l=" + str(int(time.time())) + "&tt_from=pull&count=20&list_count=37&support_rn=4&LBS_status=deny&cp=54AbF4Ad5aAE6q1&loc_mode=0&min_behot_time=" + str(int(time.time())) + "&image=1&session_refres" \"h_idx=3&strict=1&refer=1&language=zh-Hans-CN&concern_id=6286225228934679042&as=a295754fa45e4a0a5a3192&ts=" + str(int(time.time()))self.list_count = 17
        elif index >= 1:url = "http://lf.snssdk.com/api/news/feed/v80/?fp=PSTqPzFSJ2HuFlG7LlU1FYmeLS4_&version_code=6.6.5&app_name=news_article&vid=07FEB726-62D1-442A-ADE2-67810" \"CF8C421&device_id=51911855605&channel=App%20Store&resolution=750*1334&aid=13&ab_version=304488,346137,349052,271178,326588,326524,326532,338589,336" \"927,295827,325048,345778,239096,348856,344345,170988,346540,332095,325197,338954,330633,297058,276204,286212,313219,338067,348326,347814,277771,31" \"0595,342074,334586,339207,323233,328671,346557,280773,338894,319962,344870,345191,348452,349020,348669,343444,214069,337616,348941,207251,266312,2" \"47847,280447,281298,328218,325618,328227,348992,288417,290193,326190,339904,344131&ab_feature=201617,z1&ab_group=z1,201617&openudid=0bf32dfcb91c3dc" \"330eb92c492a9e9093fc44b51&idfv=07FEB726-62D1-442A-ADE2-67810CF8C421&ac=WIFI&os_version=9.3.1&ssmix=a&device_platform=iphone&iid=31813899088&ab_clien" \"t=a1,f2,f7,e1&device_type=iPhone%206&idfa=0784D090-1DC1-4B24-BAA1-0C474ED94D52&detail=1&last_refresh_sub_entrance_interval=" + str(int(time.time())) + "&tt_from=load_m" \"ore&count=20&list_count=" + str(self.list_count) + "&support_rn=4&LBS_status=deny&cp=5bAfF1A75eB77q1&max_behot_time=" + str(int(time.time())) + "&loc_mode=0&image=1&strict=1&city=&refer=1&concer" \"n_id=6286225228934679042&language=zh-Hans-CN&as=a285d52fa5274adb8a3006&ts=" + str(int(time.time()))self.list_count += 8
        time.sleep(5)index = index + 1
        print(url)self.parse_url(url)

这个是启动函数

def parse_url(self, url):response = requests.get(url, headers=self.getHeader(), verify=False)self.parse_json(response.content.decode("utf-8"))

网络请求并返回json字符窜

def getHeader(self):header = {"Host": "is.snssdk.com",
              "Accept-Language": "zh-Hans;q=1",
              "tt-request-time": str(int(time.time() * 1000)),
              "Connection": "keep-alive",
              "Accept-Encoding": "gzip,deflate",
              "Cookie": "CNZZDATA1272189606=1385639719-1525687011-%7C1525692411;alert_coverage=76;install_id=31781370987;ttreq=1$b79c6e66ea460b1579579c027e8073593305644e;odin_tt = 4c07858cc8b75143c593d0a99a04aa8fcf10136c3dca9badd9c31a2aa9cc415022834c64d7f52952d9290e3028876735;UM_distinctid = 1633a13d9fd41b-0910970a30f79a8-12485712-3d10d-1633a13d9fe84a;_ga=GA1.2.555016291.1525687770;_gid=GA1.2.96631484.1525687770;qh[360] = 1;__tea_sdk__ssid=957b8ce1-d5b3-4010-bd9c-bfec73bdf526;__tea_sdk__user_unique_id=6552731409432937992;tt_webid=6552731409432937992",
              "X-SS-Cookie": "CNZZDATA1272189606=1385639719-1525687011-%7C1525692411;alert_coverage = 76;install_id=31781370987;ttreq=1$b79c6e66ea460b1579579c027e8073593305644e;odin_tt=4c07858cc8b75143c593d0a99a04aa8fcf10136c3dca9badd9c31a2aa9cc415022834c64d7f52952d9290e3028876735;UM_distinctid=1633a13d9fd41b-0910970a30f79a8-12485712-3d10d-1633a13d9fe84a;_ga=GA1.2.555016291.1525687770;_gid=GA1.2.96631484.1525687770;qh[360]=1;__tea_sdk__ssid=957b8ce1-d5b3-4010-bd9c-bfec73bdf526;__tea_sdk__user_unique_id=6552731409432937992;tt_webid=6552731409432937992",
              "User-Agent": "News/6.6.5(iPhone;iOS10.2;Scale/2.00)",
              "Accept": "*/*"}print(str(int(time.time() * 1000)))return header

头部封装

def parse_json(self, jsonStr):print(jsonStr)DataInfo.time = Util().getCurrTime()try:json_list = (json.loads(jsonStr))["data"]for json_str in json_list:content = json.loads(json_str["content"])if "label" in content:if "广告".__eq__(content["label"]):print("广告")filter_words = content["filter_words"]for filter_word in filter_words:name = filter_word["name"]if "游戏" in name:print("游戏" + str(content))self.savaDataInfo(content)except KeyError as x:print(x)

解析json数据

def savaDataInfo(self, content):DataInfo.title = content["title"]DataInfo.type = 1
    DataInfo.channel = "jinritoutiao"
    if "download_url" in content["raw_ad_data"]:DataInfo.appdownload = content["raw_ad_data"]["download_url"]self.saveBitmapUrlOrPath(content)DataInfo.device_type = "ios"

    DataInfo.app_name = content["source"]MySqlManager().insert_inspection_list(3)

保存数据到mysql

def saveBitmapUrlOrPath(self, content):bitmap = {}video = {}bitmap_path = {}filename = "pic1_" + str(int(time.time() * 1000000)) + ".jpg"
    bitmap_path["pic_path1"] = self.path + filenameDataInfo.pic_path = bitmap_pathif "display_url" in content:DataInfo.source_type = 3
        video["video1"] = content["display_url"]if "video_detail_info" in content:bitmap["pic1"] = content["video_detail_info"]["detail_video_large_image"]["url"]else:bitmap["pic1"] = content["large_image_list"][0]["url"]else:DataInfo.source_type = 1
        bitmap["pic1"] = content["large_image_list"][0]["url"]Util().save_img(bitmap["pic1"], filename, self.path)DataInfo.pic_list = bitmapDataInfo.video = video

下载图片到服务器，并保存图片路径

# 将产品详情插入数据库
def insert_product_detail(self, product_id, json_obj):table_name = "product_detail"
    if self.isProductIdExits(table_name, product_id) == 1:update_sql = "UPDATE " + table_name + " SET company_num=%d,days=%d,first_seen='%s',labels='%s',last_seen='%s'," \"logo_url='%s',media_list='%s',media_num=%d,product_id=%d,product_name='%s',updated_at='%s' WHERE product_id=%d" \% (json_obj["companyNum"], json_obj["days"], json_obj["firstSeen"], json_obj["labels"],
                        json_obj["lastSeen"], json_obj["logoURL"],
                        json.dumps(json_obj["mediaList"]), json_obj["mediaNum"], json_obj["productId"],
                        json_obj["productName"], self.getCurrentTime(), product_id)self.execute(update_sql)else:insert_sql = "INSERT INTO " + table_name + "(company_num,days,first_seen,labels,last_seen,logo_url,media_list,media_num,product_id,product_name,created_at)" \" VALUES (%d ,%d ,'%s','%s','%s','%s','%s',%d ,%d ,'%s','%s')" \% (json_obj["companyNum"], json_obj["days"], json_obj["firstSeen"], json_obj["labels"],
                        json_obj["lastSeen"], json_obj["logoURL"],
                        json.dumps(json_obj["mediaList"]), json_obj["mediaNum"], json_obj["productId"],
                        json_obj["productName"], self.getCurrentTime())self.execute(insert_sql)# 将产品详情页图标数据插入数据库
def insert_product_detail_table(self, product_id, json_obj):table_name = "product_detail_table"
    if self.isProductIdExits(table_name, product_id) == 1:update_sql = "UPDATE " + table_name + " SET ad_creative_list='%s',ad_creative_list='%s',xlabel='%s',ad_count_last_year=%d,product_id=%d,updated_at='%s' WHERE product_id=%d" \% (json.dumps(json_obj["adCreativeList"]), json.dumps(json_obj["adMaterialList"]),
                        json.dumps(json_obj["xlabel"]), json_obj["adCountLastYear"],
                        product_id, self.getCurrentTime(), product_id)self.execute(update_sql)else:insert_sql = "INSERT INTO " + table_name + "(ad_creative_list,ad_material_list,xlabel,ad_count_last_year,product_id,created_at)" \" VALUES ('%s','%s','%s',%d,%d,'%s')" \% (json.dumps(json_obj["adCreativeList"]), json.dumps(json_obj["adMaterialList"]),
                         json.dumps(json_obj["xlabel"]), json_obj["adCountLastYear"],
                         product_id, self.getCurrentTime())self.execute(insert_sql)# 将图片素材插入数据库
def insert_product_detail_pic(self, product_id, json_obj):self.savePic(json_obj)table_name = "product_pic_material_list"
    material_id = json_obj["materialId"]if self.isMaterialIdExits(table_name, material_id) == 1:update_sql = "UPDATE " + table_name + " SET company_num=%d,creative_num=%d,first_seen='%s',h=%d,last_days=%d,last_seen='%s',material_id=%d,material_type=%d," \"media_list='%s',new='%s',pic1='%s',pic2='%s',pic3='%s',product_num=%d,video='%s',w=%d,product_id=%d,video='%s' WHERE material_id=%d" \% (json_obj["companyNum"], json_obj["creativeNum"], json_obj["firstSeen"], json_obj["h"],
                        json_obj["lastDays"], json_obj["lastSeen"], material_id,
                        json_obj["materialType"],
                        json.dumps(json_obj["mediaList"]), json_obj["new"], json_obj["pic1"], json_obj["pic2"],
                        json_obj["pic3"],
                        json_obj["productNum"], json_obj["video"], json_obj["w"], product_id,
                        self.getCurrentTime(), material_id)self.execute(update_sql)else:insert_sql = "INSERT INTO " + table_name + "(company_num,creative_num,first_seen,h,last_days,last_seen,material_id,material_type,media_list,new,pic1,pic2,pic3" \",product_num,video,w,product_id,created_at,pic1_path,pic2_path,pic3_path)" \" VALUES (%d,%d,'%s',%d,%d,'%s',%d,%d,'%s','%s','%s','%s','%s',%d,'%s',%d,%d,'%s','%s','%s','%s')" \% (json_obj["companyNum"], json_obj["creativeNum"], json_obj["firstSeen"], json_obj["h"],
                         json_obj["lastDays"], json_obj["lastSeen"], json_obj["materialId"],
                         json_obj["materialType"],
                         json.dumps(json_obj["mediaList"]), json_obj["new"], json_obj["pic1"], json_obj["pic2"],
                         json_obj["pic3"],
                         json_obj["productNum"], json_obj["video"], json_obj["w"], product_id,
                         self.getCurrentTime(), self.pic1_path, self.pic2_path, self.pic3_path)self.execute(insert_sql)def savePic(self, json_obj):pic1 = json_obj["pic1"]pic2 = json_obj["pic2"]pic3 = json_obj["pic3"]if pic1.strip() != '':filename = "pic1_" + str(int(time.time() * 1000000)) + ".jpg"
        self.pic1_path = self.path + filenameUtil().save_img(pic1, filename, self.path)if pic2.strip() != '':filename = "pic2_" + str(int(time.time() * 1000000)) + ".jpg"
        self.pic2_path = self.path + filenameUtil().save_img(pic2, filename, self.path)if pic3.strip() != '':filename = "pic3_" + str(int(time.time() * 1000000)) + ".jpg"
        self.pic3_path = self.path + filenameUtil().save_img(pic3, filename, self.path)def isProductIdExits(self, table_name, product_id):query_sql = "select *from " + table_name + " where product_id = " + str(product_id)cursor = self.conn.cursor()result = cursor.execute(query_sql)print(result)self.conn.commit()return resultdef isMaterialIdExits(self, table_name, material_id):query_sql = "select *from " + table_name + " where material_id = " + str(material_id)cursor = self.conn.cursor()result = cursor.execute(query_sql)print(result)self.conn.commit()return resultdef insert_inspection_list(self, table_id):sql = "INSERT INTO " + self.getTableName(table_id) + "(title,app_download,time,channel,type,content,gif,video,source_type,pic_list,pic_path,device_type,material_size,app_name,created_at,updated_at)" \" VALUES ('%s','%s','%s','%s',%d,'%s','%s','%s',%d,'%s','%s','%s','%s','%s','%s','%s')" \% (DataInfo.title, DataInfo.app_download, DataInfo.time, DataInfo.channel, DataInfo.type,
             DataInfo.content, json.dumps(DataInfo.gif), json.dumps(DataInfo.video), DataInfo.source_type,
             json.dumps(DataInfo.pic_list),
             json.dumps(DataInfo.pic_path), DataInfo.device_type,
             DataInfo.material_size,
             DataInfo.app_name, self.getCurrentTime(), self.getCurrentTime())cursor = self.conn.cursor()cursor.execute(sql)self.conn.commit()def getCurrentTime(self):return str(time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(time.time())))def getTableName(self, table_id):return "material_" + str(table_id % 10)def execute(self, sql):cursor = self.conn.cursor()cursor.execute(sql)self.conn.commit()def close(self):self.conn.close()

保存数据库操作

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