feat: 微博支持评论 & 指定帖子
This commit is contained in:
Relakkes
parent
b1441ab4ae
commit
eee81622ac
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@ -24,8 +24,8 @@
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| 小红书 | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✕ |
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| 抖音 | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ | ✅ |
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| 快手 | ✅ | ✅ | ✕ | ✅ | ✅ | ✅ | ✅ | ✅ | ✕ |
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| B 站 | ✅ | ✅ | ✕ | ✅ | ✅ | ✅ | ✅ | ✅ | ✕ |
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| 微博 | ✅ | ✕ | ✕ | ✅ | ✕ | ✅ | ✅ | ✅ | ✕ |
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| B 站 | ✅ | ✅ | ✕ | ✅ | ✅ | ✅ | ✅ | ✅ | ✕ |
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| 微博 | ✅ | ✕ | ✕ | ✅ | ✅ | ✅ | ✅ | ✅ | ✕ |
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## 使用方法
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@ -1,4 +1,7 @@
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from abc import ABC, abstractmethod
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from typing import Dict, Optional
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from playwright.async_api import BrowserContext, BrowserType
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class AbstractCrawler(ABC):
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@ -14,6 +17,11 @@ class AbstractCrawler(ABC):
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async def search(self):
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pass
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@abstractmethod
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async def launch_browser(self, chromium: BrowserType, playwright_proxy: Optional[Dict], user_agent: Optional[str],
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headless: bool = True) -> BrowserContext:
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pass
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class AbstractLogin(ABC):
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@abstractmethod
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@ -27,10 +27,10 @@ USER_DATA_DIR = "%s_user_data_dir" # %s will be replaced by platform name
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CRAWLER_MAX_NOTES_COUNT = 20
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# 并发爬虫数量控制
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MAX_CONCURRENCY_NUM = 10
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MAX_CONCURRENCY_NUM = 4
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# 每个视频/帖子抓取评论最大条数 (为0则不限制)
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MAX_COMMENTS_PER_POST = 10
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MAX_COMMENTS_PER_POST = 0
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# 评论关键词筛选(只会留下包含关键词的评论,为空不限制)
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COMMENT_KEYWORDS = [
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@ -63,3 +63,9 @@ BILI_SPECIFIED_ID_LIST = [
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"BV14Q4y1n7jz",
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# ........................
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]
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# 指定微博平台需要爬取的帖子列表
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WEIBO_SPECIFIED_ID_LIST = [
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"4982041758140155",
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# ........................
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]
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2
main.py
2
main.py
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@ -8,8 +8,8 @@ from base.base_crawler import AbstractCrawler
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from media_platform.bilibili import BilibiliCrawler
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from media_platform.douyin import DouYinCrawler
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from media_platform.kuaishou import KuaishouCrawler
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from media_platform.xhs import XiaoHongShuCrawler
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from media_platform.weibo import WeiboCrawler
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from media_platform.xhs import XiaoHongShuCrawler
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class CrawlerFactory:
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@ -2,6 +2,6 @@
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# @Author : relakkes@gmail.com
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# @Time : 2023/12/23 15:40
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# @Desc :
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from .client import WeiboClient
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from .core import WeiboCrawler
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from .login import WeiboLogin
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from .client import WeiboClient
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@ -4,7 +4,9 @@
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# @Desc : 微博爬虫 API 请求 client
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import asyncio
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import copy
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import json
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import re
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from typing import Any, Callable, Dict, List, Optional, Tuple, Union
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from urllib.parse import urlencode
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@ -47,12 +49,15 @@ class WeiboClient:
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else:
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return data.get("data", {})
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async def get(self, uri: str, params=None) -> Dict:
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async def get(self, uri: str, params=None, headers=None) -> Dict:
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final_uri = uri
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if isinstance(params, dict):
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final_uri = (f"{uri}?"
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f"{urlencode(params)}")
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return await self.request(method="GET", url=f"{self._host}{final_uri}", headers=self.headers)
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if headers is None:
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headers = self.headers
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return await self.request(method="GET", url=f"{self._host}{final_uri}", headers=headers)
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async def post(self, uri: str, data: dict) -> Dict:
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json_str = json.dumps(data, separators=(',', ':'), ensure_ascii=False)
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@ -96,3 +101,78 @@ class WeiboClient:
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"page": page,
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}
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return await self.get(uri, params)
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async def get_note_comments(self, mid_id: str, max_id: int) -> Dict:
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"""get notes comments
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:param mid_id: 微博ID
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:param max_id: 分页参数ID
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:return:
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"""
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uri = "/comments/hotflow"
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params = {
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"id": mid_id,
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"mid": mid_id,
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"max_id_type": 0,
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}
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if max_id > 0:
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params.update({"max_id": max_id})
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referer_url = f"https://m.weibo.cn/detail/{mid_id}"
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headers = copy.copy(self.headers)
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headers["Referer"] = referer_url
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return await self.get(uri, params, headers=headers)
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async def get_note_all_comments(self, note_id: str, crawl_interval: float = 1.0, is_fetch_sub_comments=False,
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callback: Optional[Callable] = None, ):
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"""
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get note all comments include sub comments
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:param note_id:
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:param crawl_interval:
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:param is_fetch_sub_comments:
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:param callback:
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:return:
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"""
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result = []
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is_end = False
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max_id = -1
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while not is_end:
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comments_res = await self.get_note_comments(note_id, max_id)
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max_id: int = comments_res.get("max_id")
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comment_list: List[Dict] = comments_res.get("data", [])
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is_end = max_id == 0
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if callback: # 如果有回调函数，就执行回调函数
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await callback(note_id, comment_list)
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await asyncio.sleep(crawl_interval)
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if not is_fetch_sub_comments:
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result.extend(comment_list)
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continue
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# todo handle get sub comments
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return result
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async def get_note_info_by_id(self, note_id: str) -> Dict:
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"""
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根据帖子ID获取详情
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:param note_id:
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:return:
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"""
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url = f"{self._host}/detail/{note_id}"
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async with httpx.AsyncClient(proxies=self.proxies) as client:
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response = await client.request(
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"GET", url, timeout=self.timeout, headers=self.headers
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)
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if response.status_code != 200:
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raise DataFetchError(f"get weibo detail err: {response.text}")
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match = re.search(r'var \$render_data = (\[.*?\])\[0\]', response.text, re.DOTALL)
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if match:
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render_data_json = match.group(1)
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render_data_dict = json.loads(render_data_json)
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note_detail = render_data_dict[0].get("status")
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note_item = {
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"mblog": note_detail
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}
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return note_item
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else:
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utils.logger.info(f"[WeiboClient.get_note_info_by_id] 未找到$render_data的值")
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return dict()
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@ -23,9 +23,9 @@ from var import comment_tasks_var, crawler_type_var
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from .client import WeiboClient
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from .exception import DataFetchError
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from .login import WeiboLogin
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from .field import SearchType
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from .help import filter_search_result_card
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from .login import WeiboLogin
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class WeiboCrawler(AbstractCrawler):
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@ -38,7 +38,7 @@ class WeiboCrawler(AbstractCrawler):
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def __init__(self):
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self.index_url = "https://m.weibo.cn"
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self.user_agent = utils.get_user_agent()
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self.user_agent = utils.get_mobile_user_agent()
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def init_config(self, platform: str, login_type: str, crawler_type: str):
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self.platform = platform
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@ -85,7 +85,7 @@ class WeiboCrawler(AbstractCrawler):
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await self.search()
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elif self.crawler_type == "detail":
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# Get the information and comments of the specified post
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pass
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await self.get_specified_notes()
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else:
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pass
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utils.logger.info("[WeiboCrawler.start] Bilibili Crawler finished ...")
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@ -109,12 +109,104 @@ class WeiboCrawler(AbstractCrawler):
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note_id_list: List[str] = []
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note_list = filter_search_result_card(search_res.get("cards"))
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for note_item in note_list:
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if note_item :
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if note_item:
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mblog: Dict = note_item.get("mblog")
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note_id_list.append(mblog.get("id"))
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await weibo.update_weibo_note(note_item)
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page += 1
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await self.batch_get_notes_comments(note_id_list)
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async def get_specified_notes(self):
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"""
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get specified notes info
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:return:
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"""
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semaphore = asyncio.Semaphore(config.MAX_CONCURRENCY_NUM)
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task_list = [
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self.get_note_info_task(note_id=note_id, semaphore=semaphore) for note_id in
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config.WEIBO_SPECIFIED_ID_LIST
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]
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video_details = await asyncio.gather(*task_list)
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for note_item in video_details:
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if note_item:
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await weibo.update_weibo_note(note_item)
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await self.batch_get_notes_comments(config.WEIBO_SPECIFIED_ID_LIST)
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async def get_note_info_task(self, note_id: str, semaphore: asyncio.Semaphore) -> Optional[Dict]:
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"""
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Get note detail task
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:param note_id:
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:param semaphore:
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:return:
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"""
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async with semaphore:
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try:
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result = await self.wb_client.get_note_info_by_id(note_id)
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return result
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except DataFetchError as ex:
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utils.logger.error(f"[WeiboCrawler.get_note_info_task] Get note detail error: {ex}")
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return None
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except KeyError as ex:
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utils.logger.error(
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f"[WeiboCrawler.get_note_info_task] have not fund note detail note_id:{note_id}, err: {ex}")
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return None
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async def batch_get_notes_comments(self, note_id_list: List[str]):
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"""
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batch get notes comments
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:param note_id_list:
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:return:
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"""
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utils.logger.info(f"[WeiboCrawler.batch_get_notes_comments] note ids:{note_id_list}")
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semaphore = asyncio.Semaphore(config.MAX_CONCURRENCY_NUM)
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task_list: List[Task] = []
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for note_id in note_id_list:
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task = asyncio.create_task(self.get_note_comments(note_id, semaphore), name=note_id)
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task_list.append(task)
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await asyncio.gather(*task_list)
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async def get_note_comments(self, note_id: str, semaphore: asyncio.Semaphore):
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"""
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get comment for note id
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:param note_id:
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:param semaphore:
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:return:
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"""
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async with semaphore:
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try:
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utils.logger.info(f"[WeiboCrawler.get_note_comments] begin get note_id: {note_id} comments ...")
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# Read keyword and quantity from config
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keywords = config.COMMENT_KEYWORDS
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max_comments = config.MAX_COMMENTS_PER_POST
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# Download comments
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all_comments = await self.wb_client.get_note_all_comments(
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note_id=note_id,
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crawl_interval=random.random(),
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)
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# Filter comments by keyword
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if keywords:
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filtered_comments = [
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comment for comment in all_comments if
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any(keyword in comment["content"]["message"] for keyword in keywords)
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]
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else:
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filtered_comments = all_comments
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# Limit the number of comments
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if max_comments > 0:
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filtered_comments = filtered_comments[:max_comments]
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# Update weibo note comments
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await weibo.batch_update_weibo_note_comments(note_id, filtered_comments)
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except DataFetchError as ex:
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utils.logger.error(f"[WeiboCrawler.get_note_comments] get note_id: {note_id} comment error: {ex}")
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except Exception as e:
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utils.logger.error(f"[WeiboCrawler.get_note_comments] may be been blocked, err:{e}")
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async def create_weibo_client(self, httpx_proxy: Optional[str]) -> WeiboClient:
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"""Create xhs client"""
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@ -3,7 +3,7 @@
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# @Time : 2023/12/24 17:37
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# @Desc :
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from typing import List, Dict
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from typing import Dict, List
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def filter_search_result_card(card_list: List[Dict]) -> List[Dict]:
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@ -1,5 +1,5 @@
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from .bilibili import *
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from .douyin import *
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from .kuaishou import *
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from .weibo import *
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from .xiaohongshu import *
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from .weibo import *
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@ -91,19 +91,19 @@ async def update_weibo_note(note_item: Dict):
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"avatar": user_info.get("profile_image_url", ""),
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}
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utils.logger.info(
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f"[models.weibo.update_weibo_video] weibo note id:{note_id}, title:{local_db_item.get('content')[:24]} ...")
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f"[models.weibo.update_weibo_note] weibo note id:{note_id}, title:{local_db_item.get('content')[:24]} ...")
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if config.IS_SAVED_DATABASED:
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if not await WeiboNote.filter(note_id=note_id).exists():
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local_db_item["add_ts"] = utils.get_current_timestamp()
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weibo_video_pydantic = pydantic_model_creator(WeiboNote, name='WeiboNoteCreate', exclude=('id',))
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weibo_data = weibo_video_pydantic(**local_db_item)
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weibo_video_pydantic.model_validate(weibo_data)
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weibo_note_pydantic = pydantic_model_creator(WeiboNote, name='WeiboNoteCreate', exclude=('id',))
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weibo_data = weibo_note_pydantic(**local_db_item)
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weibo_note_pydantic.model_validate(weibo_data)
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await WeiboNote.create(**weibo_data.model_dump())
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else:
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weibo_video_pydantic = pydantic_model_creator(WeiboNote, name='WeiboNoteUpdate',
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weibo_note_pydantic = pydantic_model_creator(WeiboNote, name='WeiboNoteUpdate',
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exclude=('id', 'add_ts'))
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weibo_data = weibo_video_pydantic(**local_db_item)
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weibo_video_pydantic.model_validate(weibo_data)
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weibo_data = weibo_note_pydantic(**local_db_item)
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weibo_note_pydantic.model_validate(weibo_data)
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await WeiboNote.filter(note_id=note_id).update(**weibo_data.model_dump())
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else:
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# Below is a simple way to save it in CSV format.
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@ -116,23 +116,22 @@ async def update_weibo_note(note_item: Dict):
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writer.writerow(local_db_item.values())
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async def batch_update_weibo_video_comments(video_id: str, comments: List[Dict]):
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async def batch_update_weibo_note_comments(note_id: str, comments: List[Dict]):
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if not comments:
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return
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for comment_item in comments:
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await update_weibo_video_comment(video_id, comment_item)
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await update_weibo_note_comment(note_id, comment_item)
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async def update_weibo_video_comment(note_id: str, comment_item: Dict):
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async def update_weibo_note_comment(note_id: str, comment_item: Dict):
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comment_id = str(comment_item.get("id"))
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content: Dict = comment_item.get("text")
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user_info: Dict = comment_item.get("member")
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user_info: Dict = comment_item.get("user")
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local_db_item = {
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"comment_id": comment_id,
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"create_time": utils.rfc2822_to_timestamp(comment_item.get("created_at")),
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"create_date_time": str(utils.rfc2822_to_china_datetime(comment_item.get("created_at"))),
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"note_id": note_id,
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"content": content.get("message"),
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"content": comment_item.get("text"),
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"sub_comment_count": str(comment_item.get("total_number", 0)),
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"comment_like_count": str(comment_item.get("like_count", 0)),
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"last_modify_ts": utils.get_current_timestamp(),
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@ -146,7 +145,7 @@ async def update_weibo_video_comment(note_id: str, comment_item: Dict):
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"avatar": user_info.get("profile_image_url", ""),
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}
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utils.logger.info(
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f"[models.weibo.update_weibo_video_comment] Weibo note comment: {comment_id}, content: {local_db_item.get('content','')[:24]} ...")
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f"[models.weibo.update_weibo_note_comment] Weibo note comment: {comment_id}, content: {local_db_item.get('content','')[:24]} ...")
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if config.IS_SAVED_DATABASED:
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if not await WeiboComment.filter(comment_id=comment_id).exists():
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local_db_item["add_ts"] = utils.get_current_timestamp()
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|||
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|
@ -54,6 +54,20 @@ def get_user_agent() -> str:
|
|||
return random.choice(ua_list)
|
||||
|
||||
|
||||
def get_mobile_user_agent() -> str:
|
||||
ua_list = [
|
||||
"Mozilla/5.0 (iPhone; CPU iPhone OS 16_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5 Mobile/15E148 Safari/604.1",
|
||||
"Mozilla/5.0 (iPad; CPU OS 16_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.5 Mobile/15E148 Safari/604.1",
|
||||
"Mozilla/5.0 (iPhone; CPU iPhone OS 16_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/114.0.5735.99 Mobile/15E148 Safari/604.1",
|
||||
"Mozilla/5.0 (iPad; CPU OS 16_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) CriOS/114.0.5735.124 Mobile/15E148 Safari/604.1",
|
||||
"Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 13; SAMSUNG SM-S918B) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/21.0 Chrome/110.0.5481.154 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36 OPR/99.0.0.0",
|
||||
"Mozilla/5.0 (Linux; Android 10; JNY-LX1; HMSCore 6.11.0.302) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.88 HuaweiBrowser/13.0.5.303 Mobile Safari/537.36"
|
||||
]
|
||||
return random.choice(ua_list)
|
||||
|
||||
|
||||
def convert_cookies(cookies: Optional[List[Cookie]]) -> Tuple[str, Dict]:
|
||||
if not cookies:
|
||||
return "", {}
|
||||
|
|
|
|||
|
|
@ -4,7 +4,7 @@
|
|||
# @Desc : 时间相关的工具函数
|
||||
|
||||
import time
|
||||
from datetime import datetime, timezone, timedelta
|
||||
from datetime import datetime, timedelta, timezone
|
||||
|
||||
|
||||
def get_current_timestamp() -> int:
|
||||
|
|
|
|||
Loading…
Reference in New Issue