1.python爬取招聘信息

简单爬取智联招聘职位信息

# ！/usr/bin/env python

# -*-coding:utf-8-*-

"""

@Author  : xiaofeng

@Time    : 2018/12/18 16:31

@Desc : Less interests,More interest. (爬取智联招聘职位数据)

@Project : python_appliction

@FileName: zhilianzhaopin.py

@Software: PyCharm

@Blog    ：https://blog.csdn.net/zwx19921215

"""

import pymysql as db

import requests

# mysql配置信息

mysql_config = {

'host': '101.0.2.110',

'user': 'test',

'password': 'test',

'database': 'xiaofeng',

'charset': 'utf8'

}

# url

url = 'https://data.highpin.cn/api/JobSearch/Search'

"""

爬取智联招聘职位数据

@:param page 页码

@:param position 职位关键字

"""

def zhilian(page, position):

# 封装头信息

headers = {

'Referer': 'https://www.highpin.cn/zhiwei/',

'Origin': 'https://www.highpin.cn',

'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36',

'Accept': 'application/json, text/javascript, * / *; q=0.01',

}

# 表单信息

datas = {

'Q': position,

'pageIndex': page

}

resp = requests.post(url, data=datas, headers=headers)

result = resp.json()

return result

"""

控制台输出

"""

def print_data(result):

body = result['body']['JobList']

print(body)

"""

数据入库

"""

def insert(result):

print("insert......")

database = db.connect(**mysql_config)

for item in result:

print(item)

sql = "INSERT INTO zhilian(JobID,JobTitle,ReferrerType,CompanyName,AnnualSalaryMin," \

"AnnualSalaryMax,JobLactionStr,JobLactionID,JobTags\

,JobDegree,JobDegreeId,WorkExperience,WorkExperienceID,CompanyIndustry,CompanyIndustryID," \

"CompanyType,CompanyTypeID,PublishDate,CompanyScale,SalaryWhite) \

VALUES (%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s)"

# list convert to str

JobLactionID = str(item['JobLactionID'])

CompanyIndustryID = str(item['CompanyIndustryID'])

if 'JobTags' in item:

JobTags = str(item['JobTags'])

else:

JobTags = ''

cursor = database.cursor()

cursor.execute(sql, (

item['JobID'], item['JobTitle'], item['ReferrerType'], item['CompanyName'], item['AnnualSalaryMin'],

item['AnnualSalaryMax'],

item['JobLactionStr'], JobLactionID, JobTags, item['JobDegree'], item['JobDegreeId'],

item['WorkExperience'],

item['WorkExperienceID'], item['CompanyIndustry'], CompanyIndustryID, item['CompanyType'],

item['CompanyTypeID'], item['PublishDate'], item['CompanyScale'], item['SalaryWhite']))

database.commit()

cursor.close()

database.close()

def main(position):

result = zhilian(1, position)

page_count = result['body']['PageCount']

print("---------------共", page_count, "页-------------")

page = 1

while page <= page_count:

print('----------------第', page, '页-----------------')

result = zhilian(page, position)

# print_data(result)

body = result['body']['JobList']

insert(body)

page = page + 1

if __name__ == '__main__':

main('java')

控制台输出信息

入库数据

2.python爬取csdn博客文章

python简单爬取csdn博客文章列表(仅供学习)

步骤：

1.分页获取博客url

2.解析html 获取指定信息

# ！/usr/bin/env python

# -*-coding:utf-8-*-

"""

@Author  : xiaofeng

@Time    : 2018/12/20 11:30

@Desc : Less interests,More interest.(爬取csdn博客文章列表)

@Project : python_appliction

@FileName: csdn.py

@Software: PyCharm

@Blog    ：https://blog.csdn.net/zwx19921215

"""

import requests

from lxml import html

# 声明头信息

headers = {

'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36 SE 2.X MetaSr 1.0'

}

"""

解析html，获取相关数据

@:param url 网页路径

"""

def parse_html(url):

response = requests.get(url=url, headers=headers)

text = html.fromstring(response.text)

hrefs = text.xpath('//h4/a/@href')

title = text.xpath('//h4/a/text()')

"""

文章摘要、发布日期、阅读数、评论数等其余属性自行按需获取即可

"""

# 移出第一个元素链接，不知道为啥 csdn 博客默认都多了一条数据，也就多了一个链接

hrefs.pop(0)

titles = []

# 格式化标题

for item in title:

st = str(item).replace('\n', '').strip()

if st != '':

titles.append(st)

# 组合输出

# 移出第一个元素，不知道为啥 csdn 博客默认都多了一条数据 “帝都的凛冬”

titles.pop(0)

i = 0

for item in titles:

results = {

'标题': titles[i],

'链接': hrefs[i]

}

i = i + 1

print(results)

"""

自动判断页数

@:param page_url 页面路径

@:param page 页号

"""

def get_page(page_url, page):

url = page_url + str(page)

print('url=', url)

response = requests.get(url=url, headers=headers)

text = html.fromstring(response.text)

next_page = text.xpath(

'//div[@class="ui-paging-container"]/ul/li[@class="js-page-next js-page-action ui-pager"]/text()')

if next_page:

parse_html(url)

page = page + 1

get_page(page_url, page)

else:

return -1

"""

分页爬取相关数据

@:param page_url 页面路径

@:param page 页号

"""

def get_page2(page_url, page):

url = page_url + str(page)

while page <= 10:

print('\n')

print("----------------------第", page, "页--------------------")

print('url=', url)

print('\n')

parse_html(url)

page = page + 1

url = page_url + str(page)

if __name__ == '__main__':

page_url = 'https://blog.csdn.net/zwx19921215/article/list/'

get_page2(page_url, 1)

希望能帮到你们，最后分享一些小福利

提取码：kt2v

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