PYTHON批量下载B站视频小脚本

无聊废话

最近在学习HCIE的视频,收藏了几个相关的视频,结果前几天。。。视频被下架了了。。。呃。。。(⊙o⊙)…


视频被下架

视频被下架了。。。我学了一半呀。。。哭。。。
在网上一顿找,依旧找不到。。。
得不到的永远在骚动。。。(歌词。。。)
为了不让自己重蹈覆辙所以我想把我想看的B站视频在“偷偷的”下载下来。。。存到自己的硬盘里。。。嘿嘿嘿。。。


教学视频嘿嘿嘿。。。

于是说干就干。。。不留遗憾。。。于是打开浏览器 → “如何下载B站视频?” →enter

诶。。。这个是不错

但是尼玛我这里有213个视频呀。。。

213个视频

我怎么获取下载链接呀?一个一个复制粘贴手会断啊喂。。。
request太难,不会。。。
Beautifulsoup不会。。。
selenium嘿嘿嘿。。。还不手起刀落。。。个屁啊。。。为啥输出有但是实际用Xpath就是没结果呀。。。
算了,我只要一个网页,程序搞不定的活,我搞,反正就一次,我真是天才。。。

好,人工获取网页源码。。。。哔。。。。
使用Xpath读取我的网页文件,然后获取一大堆链接。然后获取一个个链接的列表,so easy。。。
搞定。。。接下来就是到网址那里取下载啦。。。哈哈哈哈。。。

等等。。。213个。。。。


213个视频

一个一个放到网站点下载,手会断啊喂。。。
果然这个东西不是一次百度可以搞定的。既然如此,那就百度两次。。。
打开浏览器 → “如何批量下载B站视频?” →enter

网上一阵搜索,发现you-get。。。https://github.com/soimort/you-get

使用简单

OK,fork you!!!


fork you

嘿嘿嘿。。。不错,就是你啦,不用图形操作,只要提供一个链接即可下载B站视频,就是你啦。。。(关键还能装逼。。。嘿嘿。。。)

诶。。。等等,我怎们让python运行cmd命令呀。。。
一顿百度,借鉴(copy)之后。。。脚本就写好啦。。。

代码

#coding=utf-8
import requests
import lxml
from lxml import etree
import os
import sys
import you_get
import time


#==========================配置参数====================
#html文件路径
html_path = r'html.html'
#视频保存路径
path = r'G:\bilibili_flv'
#==========================配置参数====================



# 读取html文件
html_doc = open(html_path).read()
# print(html_doc)
mytree = etree.HTML(html_doc)
# print(etree.tostring(mytree))

#用xpath提取下载链接形成list
url_list = mytree.xpath("/html/body/ul //@href")
# print(url_list)
print("列表长度:%s" % len(url_list))

#调用you-get下载视频
def download(url, path):
    sys.argv = ['you-get', '-o', path, url]
    #使用代理命令:    you-get -x 127.0.0.1:1080 [url]
    you_get.main()


#上班时间等待
def waiting():
    # 规定时间静默
    print("等待中。。。")
    while True:
        # str_time = time.strftime("%Y%m%d%H%M%S", time.localtime())
        str_time = time.strftime("%H%M%S", time.localtime())
        #9点15分-18点
        if int(str_time) >= 91500 and int(str_time) <= 180000:
            # print(str_time)
            print('.', end="")
            time.sleep(60)
        else:
            print(str_time)
            # time.sleep(1)
            break

#主程序
if __name__ == '__main__':
    i = 1
    # 循环下载
    for url in url_list:
        #定时器
        # waiting()
        try:
            link = "https://www.bilibili.com%s" % url
            print('%s 下载中。。。第%s个' % (link, i))
            download(link, path)
            time.sleep(2)
        finally:
            i += 1

下载截图

list-box代码的获取

我的视频链接源代码文件:html.html
获取方法:Chrome浏览器按F12,选择对应的“list-box”元素,然后:右键→copy→copy outerHTML,将list-box元素代码保存到txt中。

选取“list-box”元素

<ul class="list-box"><li class="on"><a href="/video/BV1hE411Q7Sx?p=1" class="router-link-exact-active router-link-active" title="HCIEv3.0-1-如何学习华为IE-华为IE能带来什么好处以及IE做什么"><i class="van-icon-videodetails_play"></i><span class="s1">P1</span>HCIEv3.0-1-如何学习华为IE-华为IE能带来什么好处以及IE做什么
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        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=23" class="router-link-active" title="HCIEv3.0-23-虚链路续"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P23</span>HCIEv3.0-23-虚链路续
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        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=181" class="router-link-active" title="HCIP-80-IPv6邻居发现-解析"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P181</span>HCIP-80-IPv6邻居发现-解析
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=182" class="router-link-active" title="HCIP-81-IPv6邻居发现-跟踪邻居状态和地址重复"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P182</span>HCIP-81-IPv6邻居发现-跟踪邻居状态和地址重复
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=183" class="router-link-active" title="HCIP-82-IPv6-无状态自动配置"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P183</span>HCIP-82-IPv6-无状态自动配置
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=184" class="router-link-active" title="HCIP-83-OSPFv3概述和基本配置"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P184</span>HCIP-83-OSPFv3概述和基本配置
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=185" class="router-link-active" title="HCIP-84-OSPFv3和OSPFv2的区别"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P185</span>HCIP-84-OSPFv3和OSPFv2的区别
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=186" class="router-link-active" title="HCIP-85-RA中的M和O以及DHCPv6实施"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P186</span>HCIP-85-RA中的M和O以及DHCPv6实施
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=187" class="router-link-active" title="QoS1-QoS概念和基本理论"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P187</span>QoS1-QoS概念和基本理论
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=188" class="router-link-active" title="QoS2-QoS中的重要参数详解"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P188</span>QoS2-QoS中的重要参数详解
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=189" class="router-link-active" title="QoS3-报文头部中的分类字段和实验"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P189</span>QoS3-报文头部中的分类字段和实验
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=190" class="router-link-active" title="QoS4-QoS的任务实施方向问题"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P190</span>QoS4-QoS的任务实施方向问题
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=191" class="router-link-active" title="QoS5-华为设备实施分类和标记"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P191</span>QoS5-华为设备实施分类和标记
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=192" class="router-link-active" title="QoS6-模拟器上实施QoS的分类和标记"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P192</span>QoS6-模拟器上实施QoS的分类和标记
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=193" class="router-link-active" title="QoS7-QoS软硬件队列"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P193</span>QoS7-QoS软硬件队列
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=194" class="router-link-active" title="QoS8-队列要素和FIFO"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P194</span>QoS8-队列要素和FIFO
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=195" class="router-link-active" title="QoS9-PQ优先级队列和实施"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P195</span>QoS9-PQ优先级队列和实施
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=196" class="router-link-active" title="QoS10-CQ自定义队列概述"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P196</span>QoS10-CQ自定义队列概述
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=197" class="router-link-active" title="QoS11-CQ队列以及实施"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P197</span>QoS11-CQ队列以及实施
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=198" class="router-link-active" title="QoS12-WFQ详解1"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P198</span>QoS12-WFQ详解1
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=199" class="router-link-active" title="QoS13-WFQ详解2"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P199</span>QoS13-WFQ详解2
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=200" class="router-link-active" title="QoS14-实施CBQ"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P200</span>QoS14-实施CBQ
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=201" class="router-link-active" title="QoS15-实施CB-WFQ和LLQ"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P201</span>QoS15-实施CB-WFQ和LLQ
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=202" class="router-link-active" title="QoS16-WRED理论和华为基于流的WRED"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P202</span>QoS16-WRED理论和华为基于流的WRED
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=203" class="router-link-active" title="QoS16-实施MQC的WRED"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P203</span>QoS16-实施MQC的WRED
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=204" class="router-link-active" title="QoS17-限速基本概念"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P204</span>QoS17-限速基本概念
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=205" class="router-link-active" title="QoS18-令牌桶概念和工作机制"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P205</span>QoS18-令牌桶概念和工作机制
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=206" class="router-link-active" title="QoS19-令牌桶机制2"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P206</span>QoS19-令牌桶机制2
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=207" class="router-link-active" title="QoS20-在华为设备实施监管即限速以及基于每IP限速"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P207</span>QoS20-在华为设备实施监管即限速以及基于每IP限速
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=208" class="router-link-active" title="QoS21-实施思科的基于类的监管"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P208</span>QoS21-实施思科的基于类的监管
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=209" class="router-link-active" title="QoS22-整形理论和实施"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P209</span>QoS22-整形理论和实施
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=210" class="router-link-active" title="QoS23-简单的链路效率实施"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P210</span>QoS23-简单的链路效率实施
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=211" class="router-link-active" title="补充-MPLS MTU问题解决方案"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P211</span>补充-MPLS MTU问题解决方案
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=212" class="router-link-active" title="补充-针对VN实例的控制策略"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P212</span>补充-针对VN实例的控制策略
        </a></li><li class=""><a href="/video/BV1hE411Q7Sx?p=213" class="router-link-active" title="补充-静态LSP实现"><i class="van-icon-videodetails_play" style="display: none;"></i><span class="s1">P213</span>补充-静态LSP实现
        </a></li></ul>
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