【spiderNav.py】实现导航栏爬取

+import requests
+import csv
+import numpy as np
+import os
+
+def init():
+    if not os.path.exists('./navData.csv'):
+        with open('./navData.csv','w',encoding='utf-8',newline='') as csvFile:
+            writer = csv.writer(csvFile)
+            writer.writerow([
+                'typeName',
+                'gid',
+                'containerid'
+            ])
+
+def writerRow(row):
+    with open('./navData.csv', 'a', encoding='utf-8', newline='') as csvFile:
+        writer = csv.writer(csvFile)
+        writer.writerow(row)
+
+def get_data(url):
+    headers = {
+        'Cookie':'SINAGLOBAL=2555941826014.1074.1676801766625; ULV=1719829459275:6:1:2:4660996305989.918.1719827559898:1719743122299; UOR=,,www.baidu.com; XSRF-TOKEN=VtLXviYSIs8lor7sz4iGyigL; SUB=_2A25LhvU9DeRhGeFH6FIX-S3MyD2IHXVo-gj1rDV8PUJbkNAGLRXMkW1Ne2nhI3Gle25QJK0Z99J3trq_NZn6YKJ-; SUBP=0033WrSXqPxfM725Ws9jqgMF55529P9D9WW3Mv8V5EupQbbKh.vaZIwU5JpX5KzhUgL.FoM4e05c1Ke7e022dJLoIp7LxKML1KBLBKnLxKqL1hnLBoM41hz41hqReKqN; WBPSESS=Dt2hbAUaXfkVprjyrAZT_LRaDLsnxG-kIbeYwnBb5OUKZiwfVr_UrcYfWuqG-4ZVDM5HeU3HXkDNK_thfRfdS9Ao6ezT30jDksv-CpaVmlTAqGUHjJ7PYkH5aCK4HLxmRq14ZalmQNwzfWMPa4y0VNRLuYdg7L1s49ymNq_5v5vusoz0r4ki6u-MHGraF0fbUTgX14x0kHayEwOoxfLI-w==; SCF=AqmJWo31oFV5itnRgWNU1-wHQTL6PmkBLf3gDuqpdqAIfaWguDTMre6Oxjf5Uzs74JAh2r0DdV1sJ1g6m-wJ5NQ.; _s_tentry=-; Apache=4660996305989.918.1719827559898; PC_TOKEN=7955a7ab1f; appkey=; geetest_token=602cd4e3a7ed1898808f8adfe1a2048b; ALF=1722421868',
+        'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:127.0) Gecko/20100101 Firefox/127.0'
+    }
+    params = {
+        'is_new_segment':1,
+        'fetch_hot':1
+    }
+    response = requests.get(url,headers=headers,params=params)
+    if response.status_code == 200:
+        return response.json()
+    else:
+        return None
+
+def parse_json(response):
+    navList = np.append(response['groups'][3]['group'],response['groups'][4]['group'])
+    for nav in navList:
+        navName = nav['title']
+        gid = nav['gid']
+        containerid = nav['containerid']
+        writerRow([
+            navName,
+            gid,
+            containerid
+        ])
+
+
+if __name__ == '__main__':
+    init()
+    url = 'https://weibo.com/ajax/feed/allGroups'
+    response = get_data(url)
+    parse_json(response)