标签：讲解 方式 表达式 agent update txt 用户中心 pos time
sess = requests.Session() #返回一个session对象
#第一次调用session一定是为了捕获cookie
main_url = ‘https://xueqiu.com/‘
sess.get(main_url,headers=headers) #目的：尝试捕获cookie，cookie就会被存储到session
url = ‘https://xueqiu.com/statuses/hot/listV2.json?since_id=-1&max_id=65993&size=15‘
#已经表示携带cookie发起了请求
json_data = sess.get(url=url,headers=headers).json()
json_data
from lxml import etree
#没有使用代理获取的本机ip
url = ‘https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=1&rsv_idx=1&tn=baidu&wd=ip‘
page_text = requests.get(url=url,headers=headers).text
tree = etree.HTML(page_text)
#在xpath表达式中不可以出现tbody标签，否则会解析出错
ip_data = tree.xpath(‘//*[@id="1"]/div[1]/div[1]/div[2]/table//tr/td/span/text()‘)
ip_data
[‘本机IP:\xa0106.115.33.66‘]
#使用代理
url = ‘https://www.sogou.com/web?query=ip&_asf=www.sogou.com&_ast=&w=01019900&p=40040100&ie=utf8&from=index-nologin&s_from=index&sut=731&sst0=1592443705688&lkt=2%2C1592443704957%2C1592443705064&sugsuv=00A3ECEE7B7013775D31BAFA55B79106&sugtime=1592443705688‘
#proxies参数：请求设置代理
page_text = requests.get(url=url,headers=headers,proxies={‘https‘:‘27.40.92.66:36542‘}).text
# tree = etree.HTML(page_text)
# #在xpath表达式中不可以出现tbody标签，否则会解析出错
# ip_data = tree.xpath(‘//*[@id="1"]/div[1]/div[1]/div[2]/table//tr/td/span/text()‘)
# ip_data
with open(‘./ip.html‘,‘w‘,encoding=‘utf-8‘) as fp:
fp.write(page_text)
代理池构建
#尝试发起高频请求，让对方服务器将本机ip禁掉
url = ‘https://www.xicidaili.com/nn/%d‘
ips = []
for page in range(1,30):
new_url = format(url%page)
page_text = requests.get(new_url,headers=headers).text
tree = etree.HTML(page_text)
#不要第一个tr
tr_list = tree.xpath(‘//*[@id="ip_list"]//tr‘)[1:]
for tr in tr_list:
ip = tr.xpath(‘./td[2]/text()‘)[0]
ips.append(ip)
print(len(ips))
#发现本机ip被禁掉
proxy_list = [] #代理池
proxy_url = ‘http://t.11jsq.com/index.php/api/entry?method=proxyServer.generate_api_url&packid=1&fa=0&fetch_key=&groupid=0&qty=20&time=1&pro=&city=&port=1&format=html&ss=5&css=&dt=1&specialTxt=3&specialJson=&usertype=2‘
page_text = requests.get(url=proxy_url,headers=headers).text
tree = etree.HTML(page_text)
ips_list = tree.xpath(‘//body//text()‘)
for ip in ips_list:
dic = {‘https‘:ip}
proxy_list.append(dic)
url = ‘https://www.xicidaili.com/nn/%d‘
ips = []
for page in range(1,5):
new_url = format(url%page)
page_text = requests.get(new_url,headers=headers,proxies=random.choice(proxy_list)).text
tree = etree.HTML(page_text)
#不要第一个tr
tr_list = tree.xpath(‘//*[@id="ip_list"]//tr‘)[1:]
for tr in tr_list:
ip = tr.xpath(‘./td[2]/text()‘)[0]
ips.append(ip)
print(len(ips))
url = ‘https://so.gushiwen.org/user/login.aspx?from=http://so.gushiwen.org/user/collect.aspx‘
page_text = requests.get(url,headers=headers).text
tree = etree.HTML(page_text)
img_src = ‘https://so.gushiwen.org‘+tree.xpath(‘//*[@id="imgCode"]/@src‘)[0]
img_data = requests.get(url=img_src,headers=headers).content
with open(‘./code.jpg‘,‘wb‘) as fp:
fp.write(img_data)
#!/usr/bin/env python
# coding:utf-8
import requests
from hashlib import md5
class Chaojiying_Client(object):
def __init__(self, username, password, soft_id):
self.username = username
password = password.encode(‘utf8‘)
self.password = md5(password).hexdigest()
self.soft_id = soft_id
self.base_params = {
‘user‘: self.username,
‘pass2‘: self.password,
‘softid‘: self.soft_id,
}
self.headers = {
‘Connection‘: ‘Keep-Alive‘,
‘User-Agent‘: ‘Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0)‘,
}
def PostPic(self, im, codetype):
"""
im: 图片字节
codetype: 题目类型 参考 http://www.chaojiying.com/price.html
"""
params = {
‘codetype‘: codetype,
}
params.update(self.base_params)
files = {‘userfile‘: (‘ccc.jpg‘, im)}
r = requests.post(‘http://upload.chaojiying.net/Upload/Processing.php‘, data=params, files=files, headers=self.headers)
return r.json()
def ReportError(self, im_id):
"""
im_id:报错题目的图片ID
"""
params = {
‘id‘: im_id,
}
params.update(self.base_params)
r = requests.post(‘http://upload.chaojiying.net/Upload/ReportError.php‘, data=params, headers=self.headers)
return r.json()
def transform_codeImg(imgPath,imgType):
chaojiying = Chaojiying_Client(‘bobo328410948‘, ‘bobo328410948‘, ‘899370‘) #用户中心>>软件ID 生成一个替换 96001
im = open(imgPath, ‘rb‘).read() #本地图片文件路径 来替换 a.jpg 有时WIN系统须要//
return chaojiying.PostPic(im, imgType)[‘pic_str‘] #1902 验证码类型 官方网站>>价格体系 3.4+版 print 后要加()
transform_codeImg(‘./code.jpg‘,1004)
‘e9gj‘
session = requests.Session()
url = ‘https://so.gushiwen.org/user/login.aspx?from=http://so.gushiwen.org/user/collect.aspx‘
page_text = session.get(url,headers=headers).text
tree = etree.HTML(page_text)
img_src = ‘https://so.gushiwen.org‘+tree.xpath(‘//*[@id="imgCode"]/@src‘)[0]
img_data = session.get(url=img_src,headers=headers).content
__VIEWSTATE = tree.xpath(‘//*[@id="__VIEWSTATE"]/@value‘)[0]
__VIEWSTATEGENERATOR = tree.xpath(‘//*[@id="__VIEWSTATEGENERATOR"]/@value‘)[0]
with open(‘./code.jpg‘,‘wb‘) as fp:
fp.write(img_data)
code_text = transform_codeImg(‘./code.jpg‘,1004)#验证码内容
print(code_text)
login_url = ‘https://so.gushiwen.org/user/login.aspx?from=http%3a%2f%2fso.gushiwen.org%2fuser%2fcollect.aspx‘
data = {
‘__VIEWSTATE‘: __VIEWSTATE,
‘__VIEWSTATEGENERATOR‘: __VIEWSTATEGENERATOR,
‘from‘: ‘http://so.gushiwen.org/user/collect.aspx‘,
‘email‘: ‘15027900535‘,
‘pwd‘: ‘bobo@328410948‘,
‘code‘: code_text,
‘denglu‘: ‘登录‘,
}
page_text = session.post(url=login_url,headers=headers,data=data).text
with open(‘./login.html‘,‘w‘,encoding=‘utf-8‘) as fp:
fp.write(page_text)
标签：讲解 方式 表达式 agent update txt 用户中心 pos time
原文地址：https://www.cnblogs.com/freedom0923/p/13167635.html
