爬虫（猫眼电影+校花网+github+今日头条+拉钩）

Posted yunlongaimeng

tags:

篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了爬虫（猫眼电影+校花网+github+今日头条+拉钩）相关的知识，希望对你有一定的参考价值。

Requests+正则表达式爬取猫眼TOP100榜电影信息

MARK：将信息写入文件解决乱码方法，开启进程池秒爬。

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
import requests
from requests.exceptions import RequestException
import re
import json
from multiprocessing import Pool
 
 
def get_one_page(url):
    try:
        response = requests.get(url)
        if response.status_code == 200:
            return response.text
        return None
    except RequestException:
        return None
 
 
def parse_one_page(html):
    pattern = re.compile(‘<dd>.*?board-index.*?>(d+)</i>.*?data-src="(.*?)".*?name"><a‘
                         + ‘.*?>(.*?)</a>.*?star">(.*?)</p>.*?releasetime">(.*?)</p>‘
                         + ‘.*?integer">(.*?)</i>.*?fraction">(.*?)</i>.*?</dd>‘, re.S)
    items = re.findall(pattern, html)
    for item in items:
        yield {
            ‘排行‘: item[0],
            ‘图片‘: item[1],
            ‘电影‘: item[2],
            ‘演员‘: item[3].strip()[3:],
            ‘上映信息‘: item[4].strip()[5:],
            ‘评分‘: item[5] + item[6]
        }
 
 
def write_to_file(content):
    with open(‘result.txt‘, ‘a‘, encoding=‘utf-8‘) as f:
        f.write(json.dumps(content, ensure_ascii=False) + ‘ ‘)
 
 
def main(offset):
    url = ‘http://maoyan.com/board/4?offset=‘ + str(offset)
    html = get_one_page(url)
    for item in parse_one_page(html):
        print(item)
        write_to_file(item)
 
 
if __name__ == ‘__main__‘:
    # for i in range(10):
    #   main(i*10)
    pool = Pool()  # 进程池 多进程
    pool.map(main, [i * 10 for i in range(10)])

Requests+正则表达式爬取校花网视频

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
import requests
import re
import os
 
 
def get_page(url):
    try:
        response = requests.get(url)
        response.raise_for_status()
        response.encoding = response.apparent_encoding
        return response.text
    except:
        print("爬取失败")
 
 
def get_url(html):
    pattern = re.compile(‘class="items".*?href="(.*?)"‘, re.S)
    urls = re.findall(pattern, html)
    for url in urls:
        if not url.startswith(‘http‘):
            url = ‘http://www.xiaohuar.com‘ + url
        yield url
 
 
def get_detail_url(detail_content):
    pattern = re.compile(‘id="media".*?src="(.*?)"‘, re.S)
    urls = re.findall(pattern, detail_content)
    for url in urls:
        if url:
            if url.endswith(‘.mp4‘):
                yield url
 
 
def download(url):
    root = "D://movie2//"
    path = root + url.split(‘/‘)[-1]
    try:
        if not os.path.exists(root):
            os.mkdir(root)
        if not os.path.exists(path):
            response = requests.get(url)
            # with open(path, ‘wb‘) as f:
            #     f.write(response.content)
 
            with open(path, ‘wb‘) as f:
                for line in response.iter_content():
                    f.write(line)
                print("文件保存成功")
        else:
            print("文件已存在")
    except:
        print("下载失败")
 
 
def main(page_num):
    url = ‘http://www.xiaohuar.com/list-3-{0}.html‘.format(page_num)
    html = get_page(url)
    urls = get_url(html)
    for url in urls:
        detail_content = get_page(url)
        detail_urls = get_detail_url(detail_content)
        for detail_url in detail_urls:
            download(detail_url)
 
 
if __name__ == ‘__main__‘:
    for num in range(30):
        main(num)

Requests+PyQuery模拟登陆github

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
import requests
from pyquery import PyQuery
 
LOGIN_URL = ‘https://github.com/login‘
SESSION_URL = ‘https://github.com/session‘
session = requests.session()
response = session.get(LOGIN_URL)
text = PyQuery(response.text)
authenticity_token = text(‘#login > form > div:nth-child(1) > input[type="hidden"]:nth-child(2)‘).attr(‘value‘)
data = {
    ‘commit‘: ‘Sign in‘,
    ‘utf8‘: ‘?‘,
    ‘authenticity_token‘: authenticity_token,
    ‘login‘: ‘[email protected]‘,
    ‘password‘: ‘[email protected]‘
}
response = session.post(SESSION_URL, data=data)
print(response.status_code)  # 200

分析Ajax请求并抓取今日头条街拍美图 

配置文件config.py

1
2
3
4
5
6
7
MONGO_URL = ‘localhost‘
MONGO_DB = ‘toutiao‘
MONGO_TABLE = ‘toutiao‘
 
GROUP_START = 1
GROUP_END = 20
KEYWORD = ‘街拍‘

主爬虫文件

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
import json
import os
from urllib.parse import urlencode
import pymongo
import requests
from bs4 import BeautifulSoup
from requests.exceptions import ConnectionError
import re
from multiprocessing import Pool
from hashlib import md5
from json.decoder import JSONDecodeError
from config import *
 
client = pymongo.MongoClient(MONGO_URL, connect=False)  # 多进程抓取connect=False
db = client[MONGO_DB]
 
 
def get_page_index(offset, keyword):
    """
    爬取索引页
    """
    data = {
        ‘autoload‘: ‘true‘,
        ‘count‘: 20,
        ‘cur_tab‘: 3,
        ‘format‘: ‘json‘,
        ‘keyword‘: keyword,
        ‘offset‘: offset,
    }
    params = urlencode(data)  # 将字典类型构造成url的请求参数
    base = ‘http://www.toutiao.com/search_content/‘
    url = base + ‘?‘ + params
    try:
        response = requests.get(url)
        if response.status_code == 200:
            return response.text
        return None
    except ConnectionError:
        print(‘Error occurred‘)
        return None
 
 
def download_image(url):
    """
    下载图片
    """
    print(‘Downloading‘, url)
    try:
        response = requests.get(url)
        if response.status_code == 200:
            save_image(response.content)
        return None
    except ConnectionError:
        return None
 
 
def save_image(content):
    """
    保存图片
    """
    file_path = ‘{0}/{1}.{2}‘.format(os.getcwd(), md5(content).hexdigest(), ‘jpg‘)
    # 用一个md5哈希生成的文件名防止重复
    print(file_path)
    if not os.path.exists(file_path):
        with open(file_path, ‘wb‘) as f:
            f.write(content)
 
 
def parse_page_index(text):
    """
    解析数据
    """
    try:
        data = json.loads(text)  # json字符串转换成字典
        if data and ‘data‘ in data.keys():
            for item in data.get(‘data‘):
                yield item.get(‘article_url‘)
    except JSONDecodeError:
        pass
 
 
def get_page_detail(url):
    """
    请求详情页
    """
    try:
        response = requests.get(url)
        if response.status_code == 200:
            return response.text
        return None
    except ConnectionError:
        print(‘Error occurred‘)
        return None
 
 
def parse_page_detail(html, url):
    """
    解析详情页
    """
    soup = BeautifulSoup(html, ‘lxml‘)
    result = soup.select(‘title‘)
    title = result[0].get_text() if result else ‘‘
    images_pattern = re.compile(‘gallery: JSON.parse("(.*)")‘, re.S)
    result = re.search(images_pattern, html)
    if result:
        data = json.loads(result.group(1).replace(‘\‘, ‘‘))
        if data and ‘sub_images‘ in data.keys():
            sub_images = data.get(‘sub_images‘)
            images = [item.get(‘url‘) for item in sub_images]
            for image in images: download_image(image)
            return {
                ‘title‘: title,
                ‘url‘: url,
                ‘images‘: images
            }
 
 
def save_to_mongo(result):
    """
    将数据插入到MongoDB
    """
    if db[MONGO_TABLE].insert(result):
        print(‘Successfully Saved to Mongo‘, result)
        return True
    return False
 
 
def main(offset):
    text = get_page_index(offset, KEYWORD)
    urls = parse_page_index(text)
    for url in urls:
        html = get_page_detail(url)
        result = parse_page_detail(html, url)
        if result: save_to_mongo(result)
 
 
if __name__ == ‘__main__‘:
    pool = Pool()
    groups = ([x * 20 for x in range(GROUP_START, GROUP_END + 1)])
    pool.map(main, groups)
    pool.close()
    pool.join()

拉勾网自动投递简历

import requests
import re

# 1、============================================认证流程
session = requests.session()
# 第一步：
# 请求的URL：https://passport.lagou.com/login/login.html，
# 请求的方法GET，
# 请求头只包含User-agent

r1 = session.get(‘https://passport.lagou.com/login/login.html‘,
                 headers={
                     ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                 },
                 )

X_Anti_Forge_Token = re.findall("X_Anti_Forge_Token = ‘(.*?)‘", r1.text, re.S)[0]
X_Anti_Forge_Code = re.findall("X_Anti_Forge_Code = ‘(.*?)‘", r1.text, re.S)[0]
# print(X_Anti_Forge_Code)
# print(X_Anti_Forge_Token)


# 第二步：
# 1、请求的URL:https://passport.lagou.com/login/login.json,
# 2、请求方法POST，
# 3、请求头：
#   Referer:https://passport.lagou.com/login/login.html
#   User-Agent:
#   X-Anit-Forge-Code
#   X-Anit-Forge-Token
#   X-Requested-With
# 4、请求体：
# isValidate:true
# username:1111111111
# password:70621c64832c4d4d66a47be6150b4a8e #代表明文密码alex3714
session.post(‘https://passport.lagou.com/login/login.json‘,
             headers={
                 ‘Referer‘: ‘https://passport.lagou.com/login/login.html‘,
                 ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                 ‘X-Anit-Forge-Code‘: X_Anti_Forge_Code,
                 ‘X-Anit-Forge-Token‘: X_Anti_Forge_Token,
                 ‘X-Requested-With‘: ‘XMLHttpRequest‘
             },
             data={
                 ‘isValidate‘: True,
                 ‘username‘: ‘18611453110‘,
                 ‘password‘: ‘70621c64832c4d4d66a47be6150b4a8e‘
             }
             )

# 第三：
# 1、请求的URL:https://passport.lagou.com/grantServiceTicket/grant.html,
# 2、请求方法GET，
# 3、请求头：
#   Referer:https://passport.lagou.com/login/login.html
#   User-Agent:

session.get(‘https://passport.lagou.com/grantServiceTicket/grant.html‘,
            headers={
                ‘Referer‘: ‘https://passport.lagou.com/login/login.html‘,
                ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
            }
            )

# 验证
response = session.get(‘https://www.lagou.com/resume/myresume.html‘,
                       headers={
                           ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                       }
                       )

# print(‘18611453110‘ in response.text)



# 2、============================================爬取职位信息
# 1、请求的url：https://www.lagou.com/jobs/positionAjax.json
# 2、请求的方式：POST
#   请求参数：
#     gj:3年及以下
#     xl:不要求
#     jd:不需要融资
#     hy:移动互联网
#     px:default
#     yx:15k-25k
#     city:全国
# 3、请求头：
# User-Agent
# Referer:https://www.lagou.com/jobs/list_%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD
# X-Anit-Forge-Code:0
# X-Anit-Forge-Token:None
# X-Requested-With:XMLHttpRequest

# 4、请求体：
# first:true
# pn:1
# kd:python数据分析

from urllib.parse import urlencode

params = {‘kw‘: ‘python数据分析‘}
res = urlencode(params).split(‘=‘)[-1]
url = ‘https://www.lagou.com/jobs/list_‘ + res
# print(url)


response = session.post(‘https://www.lagou.com/jobs/positionAjax.json‘,
                        params={
                            # ‘gj‘: ‘3年及以下‘,
                            # ‘xl‘: ‘不要求‘,
                            # ‘jd‘: ‘不需要融资‘,
                            # ‘hy‘: ‘移动互联网‘,
                            ‘px‘: ‘default‘,
                            ‘yx‘: ‘15k-25k‘,
                            ‘city‘: ‘北京‘,
                            ‘district‘: ‘海淀区‘,

                        },
                        headers={
                            ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                            ‘Referer‘: url,

                        })

# print(response.status_code)
result = response.json()[‘content‘][‘positionResult‘][‘result‘]
for comanpy_info in result:
    fullname = comanpy_info[‘companyFullName‘]
    emp_num = comanpy_info[‘companySize‘]
    salary = comanpy_info[‘salary‘]
    workyear = comanpy_info[‘workYear‘]
    positionName = comanpy_info[‘positionName‘]
    positionId = comanpy_info[‘positionId‘]
    detail_url = ‘https://www.lagou.com/jobs/%s.html‘ % (positionId)

    print(detail_url)
    print(fullname)
    print(emp_num)
    print(salary)
    print(workyear)
    print(positionName)
    print(positionId)
    print()

    # 3、============================================爬取职位信息
    # 第一步：请求详情页：
    # 1、请求的detail_url：https://www.lagou.com/jobs/3984845.html
    # 2、请求的方式：GET
    # 3、请求头：
    #    User-Agent
    r1 = session.get(detail_url,
                     headers={
                         ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                     }
                     )

    X_Anti_Forge_Token = re.findall("X_Anti_Forge_Token = ‘(.*?)‘", r1.text, re.S)[0]
    X_Anti_Forge_Code = re.findall("X_Anti_Forge_Code = ‘(.*?)‘", r1.text, re.S)[0]

    # 第二步：投递简历
    # 1、请求的url：https://www.lagou.com/mycenterDelay/deliverResumeBeforce.json
    # 2、请求的方式：POST
    # 3、请求头：
    # User-Agent
    # Referer:detail_url
    # X-Anit-Forge-Code:31832262
    # X-Anit-Forge-Token:9ee8b4bc-7107-49a0-a205-cedd7e77c2d7
    # X-Requested-With:XMLHttpRequest

    # 4、请求体：
    # ‘positionId‘:3984845
    # ‘type‘:1
    # ‘force‘:True

    session.post(‘https://www.lagou.com/mycenterDelay/deliverResumeBeforce.json‘,
                 headers={
                     ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                     ‘Referer‘: detail_url,
                     ‘X-Anit-Forge-Code‘: X_Anti_Forge_Code,
                     ‘X-Anit-Forge-Token‘: X_Anti_Forge_Token,
                     ‘X-Requested-With‘: ‘XMLHttpRequest‘
                 },
                 data={
                     ‘positionId‘: positionId,
                     ‘type‘: 1,
                     ‘force‘: True
                 }

                 )

    print(‘投递成功‘,detail_url)

lagou

 

技术分享图片
技术分享图片
import requests
import re

# 1、============================================认证流程
session = requests.session()
# 第一步：
# 请求的URL：https://passport.lagou.com/login/login.html，
# 请求的方法GET，
# 请求头只包含User-agent

r1 = session.get(‘https://passport.lagou.com/login/login.html‘,
                 headers={
                     ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                 },
                 )

X_Anti_Forge_Token = re.findall("X_Anti_Forge_Token = ‘(.*?)‘", r1.text, re.S)[0]
X_Anti_Forge_Code = re.findall("X_Anti_Forge_Code = ‘(.*?)‘", r1.text, re.S)[0]
# print(X_Anti_Forge_Code)
# print(X_Anti_Forge_Token)


# 第二步：
# 1、请求的URL:https://passport.lagou.com/login/login.json,
# 2、请求方法POST，
# 3、请求头：
#   Referer:https://passport.lagou.com/login/login.html
#   User-Agent:
#   X-Anit-Forge-Code
#   X-Anit-Forge-Token
#   X-Requested-With
# 4、请求体：
# isValidate:true
# username:1111111111
# password:70621c64832c4d4d66a47be6150b4a8e #代表明文密码alex3714
session.post(‘https://passport.lagou.com/login/login.json‘,
             headers={
                 ‘Referer‘: ‘https://passport.lagou.com/login/login.html‘,
                 ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                 ‘X-Anit-Forge-Code‘: X_Anti_Forge_Code,
                 ‘X-Anit-Forge-Token‘: X_Anti_Forge_Token,
                 ‘X-Requested-With‘: ‘XMLHttpRequest‘
             },
             data={
                 ‘isValidate‘: True,
                 ‘username‘: ‘18611453110‘,
                 ‘password‘: ‘70621c64832c4d4d66a47be6150b4a8e‘
             }
             )

# 第三：
# 1、请求的URL:https://passport.lagou.com/grantServiceTicket/grant.html,
# 2、请求方法GET，
# 3、请求头：
#   Referer:https://passport.lagou.com/login/login.html
#   User-Agent:

session.get(‘https://passport.lagou.com/grantServiceTicket/grant.html‘,
            headers={
                ‘Referer‘: ‘https://passport.lagou.com/login/login.html‘,
                ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
            }
            )

# 验证
response = session.get(‘https://www.lagou.com/resume/myresume.html‘,
                       headers={
                           ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                       }
                       )

# print(‘18611453110‘ in response.text)



# 2、============================================爬取职位信息
# 1、请求的url：https://www.lagou.com/jobs/positionAjax.json
# 2、请求的方式：POST
#   请求参数：
#     gj:3年及以下
#     xl:不要求
#     jd:不需要融资
#     hy:移动互联网
#     px:default
#     yx:15k-25k
#     city:全国
# 3、请求头：
# User-Agent
# Referer:https://www.lagou.com/jobs/list_%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD
# X-Anit-Forge-Code:0
# X-Anit-Forge-Token:None
# X-Requested-With:XMLHttpRequest

# 4、请求体：
# first:true
# pn:1
# kd:python数据分析

from urllib.parse import urlencode

params = {‘kw‘: ‘python数据分析‘}
res = urlencode(params).split(‘=‘)[-1]
url = ‘https://www.lagou.com/jobs/list_‘ + res
# print(url)


response = session.post(‘https://www.lagou.com/jobs/positionAjax.json‘,
                        params={
                            # ‘gj‘: ‘3年及以下‘,
                            # ‘xl‘: ‘不要求‘,
                            # ‘jd‘: ‘不需要融资‘,
                            # ‘hy‘: ‘移动互联网‘,
                            ‘px‘: ‘default‘,
                            ‘yx‘: ‘15k-25k‘,
                            ‘city‘: ‘北京‘,
                            ‘district‘: ‘海淀区‘,

                        },
                        headers={
                            ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                            ‘Referer‘: url,

                        })

# print(response.status_code)
result = response.json()[‘content‘][‘positionResult‘][‘result‘]
for comanpy_info in result:
    fullname = comanpy_info[‘companyFullName‘]
    emp_num = comanpy_info[‘companySize‘]
    salary = comanpy_info[‘salary‘]
    workyear = comanpy_info[‘workYear‘]
    positionName = comanpy_info[‘positionName‘]
    positionId = comanpy_info[‘positionId‘]
    detail_url = ‘https://www.lagou.com/jobs/%s.html‘ % (positionId)

    print(detail_url)
    print(fullname)
    print(emp_num)
    print(salary)
    print(workyear)
    print(positionName)
    print(positionId)
    print()

    # 3、============================================爬取职位信息
    # 第一步：请求详情页：
    # 1、请求的detail_url：https://www.lagou.com/jobs/3984845.html
    # 2、请求的方式：GET
    # 3、请求头：
    #    User-Agent
    r1 = session.get(detail_url,
                     headers={
                         ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                     }
                     )

    X_Anti_Forge_Token = re.findall("X_Anti_Forge_Token = ‘(.*?)‘", r1.text, re.S)[0]
    X_Anti_Forge_Code = re.findall("X_Anti_Forge_Code = ‘(.*?)‘", r1.text, re.S)[0]

    # 第二步：投递简历
    # 1、请求的url：https://www.lagou.com/mycenterDelay/deliverResumeBeforce.json
    # 2、请求的方式：POST
    # 3、请求头：
    # User-Agent
    # Referer:detail_url
    # X-Anit-Forge-Code:31832262
    # X-Anit-Forge-Token:9ee8b4bc-7107-49a0-a205-cedd7e77c2d7
    # X-Requested-With:XMLHttpRequest

    # 4、请求体：
    # ‘positionId‘:3984845
    # ‘type‘:1
    # ‘force‘:True

    session.post(‘https://www.lagou.com/mycenterDelay/deliverResumeBeforce.json‘,
                 headers={
                     ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                     ‘Referer‘: detail_url,
                     ‘X-Anit-Forge-Code‘: X_Anti_Forge_Code,
                     ‘X-Anit-Forge-Token‘: X_Anti_Forge_Token,
                     ‘X-Requested-With‘: ‘XMLHttpRequest‘
                 },
                 data={
                     ‘positionId‘: positionId,
                     ‘type‘: 1,
                     ‘force‘: True
                 }

                 )

    print(‘投递成功‘,detail_url)
import requests
import re

# 1、============================================认证流程
session = requests.session()
# 第一步：
# 请求的URL：https://passport.lagou.com/login/login.html，
# 请求的方法GET，
# 请求头只包含User-agent

r1 = session.get(‘https://passport.lagou.com/login/login.html‘,
                 headers={
                     ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                 },
                 )

X_Anti_Forge_Token = re.findall("X_Anti_Forge_Token = ‘(.*?)‘", r1.text, re.S)[0]
X_Anti_Forge_Code = re.findall("X_Anti_Forge_Code = ‘(.*?)‘", r1.text, re.S)[0]
# print(X_Anti_Forge_Code)
# print(X_Anti_Forge_Token)


# 第二步：
# 1、请求的URL:https://passport.lagou.com/login/login.json,
# 2、请求方法POST，
# 3、请求头：
#   Referer:https://passport.lagou.com/login/login.html
#   User-Agent:
#   X-Anit-Forge-Code
#   X-Anit-Forge-Token
#   X-Requested-With
# 4、请求体：
# isValidate:true
# username:1111111111
# password:70621c64832c4d4d66a47be6150b4a8e #代表明文密码alex3714
session.post(‘https://passport.lagou.com/login/login.json‘,
             headers={
                 ‘Referer‘: ‘https://passport.lagou.com/login/login.html‘,
                 ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                 ‘X-Anit-Forge-Code‘: X_Anti_Forge_Code,
                 ‘X-Anit-Forge-Token‘: X_Anti_Forge_Token,
                 ‘X-Requested-With‘: ‘XMLHttpRequest‘
             },
             data={
                 ‘isValidate‘: True,
                 ‘username‘: ‘18611453110‘,
                 ‘password‘: ‘70621c64832c4d4d66a47be6150b4a8e‘
             }
             )

# 第三：
# 1、请求的URL:https://passport.lagou.com/grantServiceTicket/grant.html,
# 2、请求方法GET，
# 3、请求头：
#   Referer:https://passport.lagou.com/login/login.html
#   User-Agent:

session.get(‘https://passport.lagou.com/grantServiceTicket/grant.html‘,
            headers={
                ‘Referer‘: ‘https://passport.lagou.com/login/login.html‘,
                ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
            }
            )

# 验证
response = session.get(‘https://www.lagou.com/resume/myresume.html‘,
                       headers={
                           ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                       }
                       )

# print(‘18611453110‘ in response.text)



# 2、============================================爬取职位信息
# 1、请求的url：https://www.lagou.com/jobs/positionAjax.json
# 2、请求的方式：POST
#   请求参数：
#     gj:3年及以下
#     xl:不要求
#     jd:不需要融资
#     hy:移动互联网
#     px:default
#     yx:15k-25k
#     city:全国
# 3、请求头：
# User-Agent
# Referer:https://www.lagou.com/jobs/list_%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD
# X-Anit-Forge-Code:0
# X-Anit-Forge-Token:None
# X-Requested-With:XMLHttpRequest

# 4、请求体：
# first:true
# pn:1
# kd:python数据分析

from urllib.parse import urlencode

params = {‘kw‘: ‘python数据分析‘}
res = urlencode(params).split(‘=‘)[-1]
url = ‘https://www.lagou.com/jobs/list_‘ + res
# print(url)


response = session.post(‘https://www.lagou.com/jobs/positionAjax.json‘,
                        params={
                            # ‘gj‘: ‘3年及以下‘,
                            # ‘xl‘: ‘不要求‘,
                            # ‘jd‘: ‘不需要融资‘,
                            # ‘hy‘: ‘移动互联网‘,
                            ‘px‘: ‘default‘,
                            ‘yx‘: ‘15k-25k‘,
                            ‘city‘: ‘北京‘,
                            ‘district‘: ‘海淀区‘,

                        },
                        headers={
                            ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                            ‘Referer‘: url,

                        })

# print(response.status_code)
result = response.json()[‘content‘][‘positionResult‘][‘result‘]
for comanpy_info in result:
    fullname = comanpy_info[‘companyFullName‘]
    emp_num = comanpy_info[‘companySize‘]
    salary = comanpy_info[‘salary‘]
    workyear = comanpy_info[‘workYear‘]
    positionName = comanpy_info[‘positionName‘]
    positionId = comanpy_info[‘positionId‘]
    detail_url = ‘https://www.lagou.com/jobs/%s.html‘ % (positionId)

    print(detail_url)
    print(fullname)
    print(emp_num)
    print(salary)
    print(workyear)
    print(positionName)
    print(positionId)
    print()

    # 3、============================================爬取职位信息
    # 第一步：请求详情页：
    # 1、请求的detail_url：https://www.lagou.com/jobs/3984845.html
    # 2、请求的方式：GET
    # 3、请求头：
    #    User-Agent
    r1 = session.get(detail_url,
                     headers={
                         ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                     }
                     )

    X_Anti_Forge_Token = re.findall("X_Anti_Forge_Token = ‘(.*?)‘", r1.text, re.S)[0]
    X_Anti_Forge_Code = re.findall("X_Anti_Forge_Code = ‘(.*?)‘", r1.text, re.S)[0]

    # 第二步：投递简历
    # 1、请求的url：https://www.lagou.com/mycenterDelay/deliverResumeBeforce.json
    # 2、请求的方式：POST
    # 3、请求头：
    # User-Agent
    # Referer:detail_url
    # X-Anit-Forge-Code:31832262
    # X-Anit-Forge-Token:9ee8b4bc-7107-49a0-a205-cedd7e77c2d7
    # X-Requested-With:XMLHttpRequest

    # 4、请求体：
    # ‘positionId‘:3984845
    # ‘type‘:1
    # ‘force‘:True

    session.post(‘https://www.lagou.com/mycenterDelay/deliverResumeBeforce.json‘,
                 headers={
                     ‘User-Agent‘: ‘Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36‘,
                     ‘Referer‘: detail_url,
                     ‘X-Anit-Forge-Code‘: X_Anti_Forge_Code,
                     ‘X-Anit-Forge-Token‘: X_Anti_Forge_Token,
                     ‘X-Requested-With‘: ‘XMLHttpRequest‘
                 },
                 data={
                     ‘positionId‘: positionId,
                     ‘type‘: 1,
                     ‘force‘: True
                 }

                 )

    print(‘投递成功‘,detail_url)

lagou

 

以上是关于爬虫（猫眼电影+校花网+github+今日头条+拉钩）的主要内容，如果未能解决你的问题，请参考以下文章

Web爬虫|入门实战之猫眼电影

Python爬虫-利用正则表达式爬取猫眼电影

Python-爬虫-基本库（requests）使用-抓取猫眼电影Too100榜

Python冒充其他浏览器抓取猫眼电影数据(绕过反爬虫)

爬虫实战01——爬取猫眼电影top100榜单

# [爬虫Demo] pyquery+csv爬取猫眼电影top100