From 4fcd4820c922a658167361710f4858353eaeb399 Mon Sep 17 00:00:00 2001
From: palc3e6gq <1622356900@qq.com>
Date: Mon, 16 Sep 2024 22:26:06 +0800
Subject: [PATCH] ADD file via upload

---
 b站弹幕爬虫.py | 62 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 b站弹幕爬虫.py

diff --git a/b站弹幕爬虫.py b/b站弹幕爬虫.py
new file mode 100644
index 0000000..b0f4bb5
--- /dev/null
+++ b/b站弹幕爬虫.py
@@ -0,0 +1,62 @@
+import requests
+import re
+#一、首先定义获取弹幕huqudanmu函数   
+def huoqudanmu(cid):
+    url=f'https://api.bilibili.com/x/v1/dm/list.so?oid={cid}'#通过cid值获取对应视频的弹幕
+    Hddf = {
+    "user-agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0"
+    }
+    resp= requests.get(url,headers=Hddf)#从网址获取弹幕
+    resp.encoding="utf-8"#弹幕中文编码
+    Data=resp.text#提取text文本
+    context=re.findall('<d p=.*?>(.*?)</d>',Data)#提取弹幕文本
+    print(context)
+    for index in context:
+        with open('总弹幕.txt',mode='a',encoding='utf-8')as f:
+            f.write(index)#写入text文件
+            f.write('\n')
+
+#二、获取所需弹幕地址
+headers0={
+    "user-agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36 Edg/128.0.0.0"
+}#请求头
+for page0 in range(1,11):#从搜索的十页获取网址，一页30个视频
+    if page0==1 :
+        url="https://search.bilibili.com/all?vt=93020172&keyword=2024%E5%B7%B4%E9%BB%8E%E5%A5%A5%E8%BF%90%E4%BC%9A&from_source=webtop_search&spm_id_from=333.1007&search_source=5"
+    else:
+        url=f"https://search.bilibili.com/all?vt=93020172&keyword=2024%E5%B7%B4%E9%BB%8E%E5%A5%A5%E8%BF%90%E4%BC%9A&from_source=webtop_search&spm_id_from=333.1007&search_source=5&page={page0}"
+    res0=requests.get(url,headers=headers0)#获取网页数据
+    Text0=res0.text
+    bvid=re.findall('bvid:"(.*?)",title:',Text0)#获取视频bvid号
+    for bvid1 in bvid:#
+        url=f"https://www.bilibili.com/video/{bvid1.strip()}/?spm_id_from=333.337.search-card.all.click&vd_source=516714ff716c382225c801afa2c87d8d"
+        res0=requests.get(url,headers=headers0)#获取视频数据
+        Text0=res0.text
+        oid=re.findall('"embedPlayer":{"p":.*?,"aid":.*?,"bvid":".*?","cid":(.*?),',Text0)#获取oid值(多余空格去除，不然匹配不到)
+        for oid1 in oid:#提取oid值
+            huoqudanmu(oid1)#调用获取弹幕的函数
+
+#三、生成词云图
+import jieba
+import wordcloud
+import imageio
+#1.读取弹幕数据
+f =open("总弹幕.txt",encoding='utf-8')
+text =f.read()
+#2.分词
+text_list=jieba.lcut(text)
+text_str=' '.join(text_list)
+#3.词云图
+f2=open("中文常见停用词.text",encoding='utf-8')
+text2=f2.read().splitlines()#读取弹幕
+img= imageio.v2.imread('地球.png')#导入词云形状的图片
+wc=wordcloud.WordCloud(#设置词云格式
+    width=1160,#宽
+    height=800,#高
+    background_color='white',#背景颜色
+    mask=img,#云图样式
+    stopwords=text2,#禁用词
+    font_path='msyh.ttc'#字体
+)
+wc.generate(text_str)
+wc.to_file('词云图.png')