2.分析Ajax请求并抓取今日头条街拍美图
import requests
from urllib.parse import urlencode
# 引入异常类
from requests.exceptions import RequestException
# 保存文件时用到json格式
import json
# 正则表达式
import re def get_page_index(offset,keyword):
data = {
'autoload':'true',
'count':'',
'cur_tab':,
'format':'json',
'from':'search_tab',
'keyword':keyword,
'offset':offset
}
url = 'https://www.toutiao.com/search_content/?'+ urlencode(data)
try:
response = requests.get(url)
if response.status_code == :
return response.text
return None
except RequestException:
print('请求索引页出错')
return None
def parse_page_index(html):
data = json.loads(html)
if data and 'data' in data.keys():
for item in data.get('data'):
yield item.get('article_url')
def get_page_detail(url):
try:
response = requests.get(url)
if response.status_code == 200:
return response.text
return None
except RequestException:
print('请求详情页出错',url)
return None
def parse_page_detail(html):
soup = bs(html,'lxml')
title = soup.select('title')[0].get_text()
print(title)
images_pattern = re.compile('gallery: JSON.parse("(.*?);',re.S)
BASE_DATA.galleryInfo = {
title: '路人街拍，个子不高，穿得却很有范，而且时尚潮流',
isOriginal: false,
mediaInfo: BASE_DATA.mediaInfo,
gallery: JSON.parse(
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siblingList: [{"comments_count": 72, "media_avatar_url": "//p3.pstatp.com/large/8b6000041e42267916a3",
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"single_mode": true, "gallary_image_count": 7, "middle_mode": false, "has_video": false,
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"single_mode": true, "gallary_image_count": 5, "middle_mode": false, "has_video": false,
"video_duration_str": null, "source_url": "https://www.toutiao.com/group/6578614959142339075/",
"source": "天天美女图", "more_mode": null, "article_genre": "gallery", "has_gallery": false,
"video_play_count": 0,
"image_url": "//p3.pstatp.com/list/300x170/pgc-image/1531702883449de4a8be734",
"group_id": "6578614959142339075", "is_related": true, "media_url": "/c/user/98918905833/"},
{"comments_count": 7, "media_avatar_url": "//p3.pstatp.com/large/6eed0004f5928763adad",
"is_feed_ad": false, "is_diversion_page": false, "title": "路人街拍，好身材也要会穿搭，这样穿让你气质迷人",
"single_mode": true, "gallary_image_count": 5, "middle_mode": false, "has_video": false,
"video_duration_str": null, "source_url": "https://www.toutiao.com/group/6575273365118910983/",
"source": "天天美女照", "more_mode": null, "article_genre": "gallery", "has_gallery": false,
"video_play_count": 0,
"image_url": "//p1.pstatp.com/list/300x170/pgc-image/153092495402580bddfcc1d",
"group_id": "6575273365118910983", "is_related": true, "media_url": "/c/user/6686213364/"}],
publish_time: '2018-07-25 08:55:51',
group_id: '6581952133069799949',
item_id: '6581952133069799949',
share_url: 'https://m.toutiao.com/group/6581952133069799949/',
abstract: ''.replace( / < br \ / > / ig, ''),
repin: 0
}
def main():
html = get_page_index(0,'街拍')
# print(html)
{
"count":20,
"action_label":"click_search",
"return_count":20,
"has_more":1,
"page_id":"/search/",
"request_id":"20180725214120172016032036766212",
"cur_tab":1,
"tokens":[
"街拍"
],
"tab":{
"tab_list":[
{
"tab_name":"综合",
"tab_id":1,
"tab_code":"news"
},
{
"tab_name":"视频",
"tab_id":2,
"tab_code":"video"
},
{
"tab_name":"图集",
"tab_id":3,
"tab_code":"gallery"
},
{
"tab_name":"用户",
"tab_id":4,
"tab_code":"pgc"
},
{
"tab_name":"问答",
"tab_id":5,
"tab_code":"wenda"
}
],
"cur_tab":1
},
"offset":20,
"action_label_web":"click_search",
"show_tabs":1,
"data":[
{
"merge_user":[
{
"screen_name":"她街拍",
"verified_content":"",
"media_id":"1583556350618637",
"description":"全国时尚女性的聚集地。",
"user_id":"75166641448",
"gender":"2",
"follow_count":50336,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"user_auth_info":{
"auth_type":2,
"auth_info":"四川数赢信息技术有限公司官方头条号"
},
"avatar_url":"http://p3.pstatp.com/medium/83500012b978513e79a4",
"create_time":"1510196395",
"user_decoration":{
},
"highlight":{
"name":[
[
1,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/75166641448/",
"verify_content":"四川数赢信息技术有限公司官方头条号",
"id":"75166641448",
"name":"她街拍"
},
{
"screen_name":"街拍滚叔",
"verified_content":"",
"media_id":"5909205287",
"description":"分享每日杭州街拍及全球时尚资讯。",
"user_id":"5909205287",
"gender":"1",
"follow_count":284367,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"user_auth_info":{
"auth_type":"0",
"auth_info":"时尚达人"
},
"avatar_url":"http://p3.pstatp.com/medium/12236/4694012685",
"create_time":"1452827046",
"user_decoration":{
},
"highlight":{
"name":[
[
0,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/5909205287/",
"verify_content":"时尚达人",
"id":"5909205287",
"name":"街拍滚叔"
},
{
"screen_name":"暴走街拍",
"verified_content":"",
"media_id":"5826291222",
"description":"暴走街拍主要以采访高颜值对象为主，风格青春向上，话题有趣贴近生活。",
"user_id":"5826291222",
"gender":"0",
"follow_count":3276997,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"user_auth_info":{
"auth_type":"0",
"auth_info":"搞笑自媒体"
},
"avatar_url":"http://p1.pstatp.com/medium/10687/2312895944",
"create_time":"1450370560",
"user_decoration":{
},
"highlight":{
"name":[
[
2,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/5826291222/",
"verify_content":"搞笑自媒体",
"id":"5826291222",
"name":"暴走街拍"
},
{
"screen_name":"皇城根五爷原创街拍",
"verified_content":"",
"media_id":"6682998606",
"description":"人像捉影 人文纪实 旅游风光 徐飞原创街拍",
"user_id":"6685177416",
"gender":"1",
"follow_count":26649,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"user_auth_info":{
"auth_type":"0",
"auth_info":"街拍达人"
},
"avatar_url":"http://p3.pstatp.com/medium/6cb000fd8de5eec5814",
"create_time":"1465346690",
"user_decoration":{
},
"highlight":{
"name":[
[
7,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/6685177416/",
"verify_content":"街拍达人",
"id":"6685177416",
"name":"皇城根五爷原创街拍"
},
{
"screen_name":"3A街拍",
"verified_content":"",
"media_id":"1570911765335041",
"description":"",
"user_id":"62376452948",
"gender":"2",
"follow_count":38868,
"no_display_pgc_icon":"0",
"user_type":"1",
"is_pgc":1,
"user_auth_info":{
"auth_type":"0",
"auth_info":"摄影达人"
},
"avatar_url":"http://p1.pstatp.com/medium/289a001a1b2868d356ea",
"create_time":"1498137829",
"user_decoration":{
},
"highlight":{
"name":[
[
2,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/62376452948/",
"verify_content":"摄影达人",
"id":"62376452948",
"user_verified":"0",
"name":"3A街拍"
},
{
"screen_name":"粤B街拍",
"verified_content":"",
"media_id":"6212033896",
"description":"大帅比和小美腻の聚集地。",
"user_id":"6203908847",
"gender":"0",
"follow_count":127757,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"user_auth_info":{
"auth_type":"0",
"other_auth":{
"pgc":"头条摄影原创作者"
},
"auth_info":"头条摄影原创作者"
},
"avatar_url":"http://p3.pstatp.com/medium/2b7002107206ebc4a7e",
"create_time":"1459130707",
"user_decoration":{
},
"highlight":{
"name":[
[
2,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/6203908847/",
"verify_content":"头条摄影原创作者",
"id":"6203908847",
"name":"粤B街拍"
},
{
"screen_name":"街拍潮流",
"media_id":"6933588826",
"description":"推送最新的街拍，引领时尚潮流！",
"user_id":"6933678811",
"gender":"0",
"follow_count":13881,
"no_display_pgc_icon":"0",
"user_type":"1",
"is_pgc":1,
"verified_content":"",
"avatar_url":"http://p1.pstatp.com/medium/97e000cd69a309bbb59",
"create_time":"1468561349",
"user_decoration":{
},
"highlight":{
"name":[
[
0,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/6933678811/",
"id":"6933678811",
"user_verified":"0",
"name":"街拍潮流"
},
{
"screen_name":"街拍天下",
"media_id":"51026951312",
"description":"资深街拍，专注街拍，分享街拍之美！",
"user_id":"50965704962",
"gender":"1",
"follow_count":17097,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"verified_content":"",
"avatar_url":"http://p1.pstatp.com/medium/e580006e8cd68515a95",
"create_time":"1474249162",
"user_decoration":{
},
"highlight":{
"name":[
[
0,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/50965704962/",
"id":"50965704962",
"name":"街拍天下"
},
{
"screen_name":"街拍美女",
"media_id":"50015024950",
"description":"爱街拍，展现时尚自然美！",
"user_id":"50018626654",
"gender":"0",
"follow_count":31361,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"verified_content":"",
"avatar_url":"http://p3.pstatp.com/medium/97e0016cb071b0c0037",
"create_time":"1470016231",
"user_decoration":{
},
"highlight":{
"name":[
[
0,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/50018626654/",
"id":"50018626654",
"name":"街拍美女"
},
{
"screen_name":"街拍福利",
"media_id":"50020881456",
"description":"把每日的所见所闻，街拍分享给大家。",
"user_id":"50020731766",
"gender":"0",
"follow_count":28449,
"user_verified":"0",
"user_type":"1",
"is_pgc":1,
"verified_content":"",
"avatar_url":"http://p1.pstatp.com/medium/97e001712c15b762881",
"create_time":"1470041090",
"user_decoration":{
},
"highlight":{
"name":[
[
0,
2
]
]
},
"source_url":"http://www.toutiao.com/c/user/50020731766/",
"id":"50020731766",
"name":"街拍福利"
}
],
"cell_type":58,
"id":"75166641448",
"keyword":"街拍"
},
{
"cell_type":26,
"key_info":{
"keyword":"街拍"
},
"keyinfo":{
"keyword":"街拍"
},
"display":{
"hits":[
{
"video_url":"https://aweme.snssdk.com/aweme/v1/play/?video_id=v0200fbd0000bcbi802iv570552f3phg&line=0&app_id=13",
"title":"重庆街拍，最新的小仙女合集来了，双击支持下❤️～",
"detail_schema":"sslocal://awemevideo?group_id=6563754566444125447&group_source=19&item_id=6563754566444125447&request_id=1532526080.86&log_pb=%7B%22impr_id%22%3A%221532526080.86%22%7D&gd_ext_json=%7B%22impr_id%22%3A%221532526080.86%22%7D&category_name=__search__&load_more=7&keyword=%E8%A1%97%E6%8B%8D&size=10&offset=0&from_req_id=20180725214120172016032036766212",
"digg_count":7376,
"large_thumbnail_url":"http://sf6-ttcdn-tos.pstatp.com/img/mosaic-legacy/8abd00042f56be143308~375x375.jpeg",
"play_count":303884,
"thumbnail_url":"http://sf6-ttcdn-tos.pstatp.com/img/mosaic-legacy/8abd00042f56be143308~240x240.jpeg",
"group_id":"6563754566444125447"
},
{
"video_url":"https://aweme.snssdk.com/aweme/v1/play/?video_id=v0200fd30000bbnrni8ckqbvir0trn40&line=0&app_id=13",
"title":"街拍",
"detail_schema":"sslocal://awemevideo?group_id=6552662565971823876&group_source=19&item_id=6552662565971823876&request_id=1532526080.86&log_pb=%7B%22impr_id%22%3A%221532526080.86%22%7D&gd_ext_json=%7B%22impr_id%22%3A%221532526080.86%22%7D&category_name=__search__&load_more=7&keyword=%E8%A1%97%E6%8B%8D&size=10&offset=1&from_req_id=20180725214120172016032036766212",
"digg_count":2660,
"large_thumbnail_url":"http://sf6-ttcdn-tos.pstatp.com/img/mosaic-legacy/815f0004cf3441b51aaa~375x375.jpeg",
"play_count":144648,
"thumbnail_url":"http://sf6-ttcdn-tos.pstatp.com/img/mosaic-legacy/815f0004cf3441b51aaa~240x240.jpeg",
"group_id":"6552662565971823876"
},
{
"video_url":"https://aweme.snssdk.com/aweme/v1/play/?video_id=v0200fbd0000bc3d9q4thbi90j746ctg&line=0&app_id=13",
"title":"重庆街拍，小伙伴们睡前养养眼，明早起来希望看到各位的小心心❤️❤️ 晚安
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