python 日产经销商

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互联网集市收集整理的这篇技术教程文章主要介绍了python 日产经销商，小编现在分享给大家，供广大互联网技能从业者学习和参考。文章包含4401字，纯文字阅读大概需要7分钟。

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 1 '''
 2 
 3 
 4 
 5 ajaxCallSiteInfo: {1C8B2BC6-35E2-460E-A63D-3576F3039D79}
 6 '''
 7 
 8 import requests
 9 import json
10 from dbutil.pgsql import PgsqlPipeline
11 from datetime import date
12 
13 headers = {
14     'Cookie': 'ASP.NET_SessionId=citapgvmwpvq4qscezfwqjwr; NTKF_T2D_CLIENTID=guest8EE3B5EE-2EEE-0022-B9B6-F4D65DCFD295; nTalk_CACHE_DATA={uid:kf_9255_ISME9754_guest8EE3B5EE-2EEE-00,tid:1567475785166484}; sc_ext_session=kr5rhbkw4ldkmlstifvmj152; nissan#lang=zh-CN; SC_ANALYTICS_GLOBAL_COOKIE=5b20d0477cfd4924913d8cce649b25ab|True; sc_ext_contact=5b20d0477cfd4924913d8cce649b25ab|True; NO_PAGE_DURATION=2019/9/3 21:18:07; no_screen=1280%7C800; Place=%7B%22province%22%3A%22%E6%B2%B3%E5%8C%97%22%2C%22city%22%3A%22%E7%9F%B3%E5%AE%B6%E5%BA%84%22%7D',
15     'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.132 Safari/537.36',
16 }
17 
18 #读取cities.json文件取出省，市
19 def get_data():
20     with open("./dbutil/cities.json", 'r') as load_f:
21         data_list = json.load(load_f)['provinces']
22         return data_list
23 
24 
25 #post请求 获取json文件
26 def get_Dealers(citysName):
27     url = 'https://www.dongfeng-nissan.com.cn/Nissan/ajax/Distributor/GetJsonDistributorList'
28 
29     data = {'city': citysName}
30 
31     response = requests.post(url, headers=headers, data=data, verify=False)
32     dealers = json.loads(response.text)['data']['DealerInfos']
33     return dealers
34 
35 #解析json文件
36 
37 def get_item(dealer, province_Name, citysName):
38     item = {
39         "dealer_name": dealer["StoreName"],
40         "brand_id": None,
41         "address": dealer["Address"],
42         "brand": "日产",
43         "province": province_Name,
44         "city": citysName,
45         "sale_call": dealer["SaleTel"],
46         "customer_service_call": dealer["ServiceTel"],
47         "update_time": date.today(),
48         "longitude": dealer['Longitude'],
49         "latitude": dealer['Latitude'],
50         "dealer_type": None,
51         "manufacturer_id": None,
52         "manufacturer": "东风日产",
53         "state": None,
54         "opening_date": None,
55         "close_date": None,
56         "dealer_id_web": None,
57         "controlling_shareholder": None,
58         "other_shareholders": None,
59         "status": None,
60         "remarks": None,
61 
62     }
63     return item
64 
65 #实例化函数返回items
66 def get_items():
67     items = []
68     data_list = get_data()
69     for data in data_list:
70         # print(data)
71         province_Name = data['provinceName']
72         citys = data['citys']
73         for city in citys:
74             citysName = city['citysName']
75             dealers = get_Dealers(citysName)
76             for dealer in dealers:
77                 item = get_item(dealer, province_Name, citysName)
78                 items.append(item)
79     return items
80 
81 
82 #主进程存储
83 def main():
84     print('爬虫开始--------->')
85     items = get_items()
86     print('数据存储')
87     pg = PgsqlPipeline()
88     for item in items:
89         pg.process_item(item)
90     pg.close()
91     print('数据存储完成')
92 
93 
94 if __name__ == '__main__':
95     main()

 1 import psycopg2
 2 
 3 class PgsqlPipeline(object):
 4     def __init__(self):
 5         self.conn = psycopg2.connect(database="dealer", user="postgres", password="postgres", host="127.0.0.1", port="5432")
 6         self.cursor = self.conn.cursor()
 7     def process_item(self, item):
 8         insert_sql = f"""INSERT INTO "201905.tDealer" 
 9         ("sDealerName","nBrandID","sBrand","sProvince","sCity","sAddress","sSaleCall","sCustomerServiceCall","sDealerType","nManufacturerID","sManufacturer","nState","dOpeningDate","dCloseDate","dUpdateTime","nDealerIDWeb","sLongitude","sLatitude","sControllingShareholder","sOtherShareholders","sStatus","sRemarks")
10         VALUES 
11         
12            (%(dealer_name)s, %(brand_id)s, %(brand)s, %(province)s, %(city)s, %(address)s, %(sale_call)s, %(customer_service_call)s, %(dealer_type)s, %(manufacturer_id)s,%(manufacturer)s, %(state)s, %(opening_date)s, %(close_date)s, %(update_time)s, %(dealer_id_web)s, %(longitude)s, %(latitude)s, %(controlling_shareholder)s, %(other_shareholders)s, %(status)s, %(remarks)s)"""
13 
14         self.cursor.execute(insert_sql, item)
15         self.conn.commit()
16     def close(self):
17         self.cursor.close()
18         self.conn.close()
19 if __name__ == '__main__':
20     pgsql = PgsqlPipeline()
21     print(pgsql)

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