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‎2020-08-12 Python自动整理文件夹/mytest.py‎

Whitespace-only changes.

‎2020-11-16 Python批量统计视频大小和时长/.ipynb_checkpoints/2020-11-16 怎样批量统计视频的时长-checkpoint.ipynb‎

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{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## 怎样批量统计视频的总时长\n",
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"\n",
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"环境依赖\n",
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"\n",
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"#### 1、安装python包\n",
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"\n",
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"pip install -i https://pypi.tuna.tsinghua.edu.cn/simple ffmpeg-python\n",
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"\n",
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"#### 2、下载windows的exe可执行文件\n",
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"\n",
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"https://web.archive.org/web/20200918193047/https://ffmpeg.zeranoe.com/builds/\n",
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"\n",
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"下载后解压，记住解压路径"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 47,
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"metadata": {},
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"outputs": [],
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"source": [
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"import os\n",
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"import ffmpeg"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 48,
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"metadata": {},
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"outputs": [],
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"source": [
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"dir_path = \"G:/2020-11-16 高顿教育/01. 零基础入门学Python\"\n",
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"ffprobe_exe_path = \"D:/software/ffmpeg-20200831-4a11a6f-win64-static/bin/ffprobe.exe\""
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]
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},
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{
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"cell_type": "code",
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"execution_count": 50,
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"metadata": {
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"scrolled": false
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"01.为什么选择学习python.mp4\n",
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"02.Python的学习大纲.mp4\n",
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"03.Python简介和版本选择.mp4\n",
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"04.Python在各个系统的安装.mp4\n",
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"05.命令行下执行Python代码.mp4\n",
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"06.命令行下执行Python文件.mp4\n",
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"07.Python最好用的编辑器Pycharm.mp4\n",
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"08.Python的打印和缩进和注释.mp4\n",
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"09.Python基本数据类型和变量.mp4\n",
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"10.Python的算数和逻辑运算符.mp4\n",
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"11.Python的if语句.mp4\n",
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"12.Python的for循环.mp4\n",
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"13.Python的while循环.mp4\n",
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"14.Python的break和continue关键字.mp4\n",
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"15.Python读写文件的方法.mp4\n",
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"16.Python的字符串知识点讲解.mp4\n",
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"17.Python的列表的索引和切片操作.mp4\n",
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"18.Python的列表支持的函数.mp4\n",
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"19.Python的列表推导式.mp4\n",
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"20.Python的元组Tuple.mp4\n",
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"21.Python的元组和列表的区别.mp4\n",
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"22.Python的字典dict的基础知识.mp4\n",
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"23.Python的字典的常用方法.mp4\n",
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"24.Python的字典的数据统计案例.mp4\n",
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"25.Python的集合set.mp4\n",
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"26.Python的集合set的实际案例.mp4\n",
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"27.Python高级数据结构的总结对比.mp4\n",
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"28.Python实战计算PV和UV第1部分.mp4\n",
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"29.Python实战计算PV和UV第2部分.mp4\n",
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"30.Python代码的组织结构.mp4\n",
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"31.Python的函数的基础知识.mp4\n",
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"32.Python的函数的代码演示.mp4\n",
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"33.Python使用函数重构PVUV实例代码.mp4\n",
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"34.Python的lambda函数和列表的排序.mp4\n",
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"35.Python的类的知识和演示.mp4\n",
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"36.Python的类知识的实际案例.mp4\n",
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"37.Python的异常的基本知识.mp4\n",
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"38.Python模拟处理爬虫的异常.mp4\n",
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"39.Python的包和模块的基础知识.mp4\n",
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"40.Python的常见模块介绍.mp4\n",
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"41.Python的开源模块的安装方法.mp4\n",
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"42.Python的sys和os模块.mp4\n",
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"43.Python的sys和os模块整理文件夹.mp4\n",
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"44.Python的json模块.mp4\n",
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"45.Python使用flask开发web应用程序.mp4\n",
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"46.Python的http爬虫库requests.mp4\n",
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"47.Python使用PyMySQL模块操作MySQL.mp4\n",
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"48.Python使用xlwt模块生成excel.mp4\n",
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"49.Python使用multiprocessing模块开发多进程程序.mp4\n",
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"50.Python课程最后的总结.mp4\n",
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"308.3598722166666\n"
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]
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}
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],
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"source": [
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"total_duration = 0.0\n",
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"for fname in os.listdir(dir_path):\n",
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" if not fname.endswith(\".mp4\"):\n",
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" continue\n",
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" fpath = f\"{dir_path}/{fname}\"\n",
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" print(fname)\n",
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" info = ffmpeg.probe(fpath, cmd=ffprobe_exe_path)\n",
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" total_duration += float(info['format']['duration'])\n",
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"\n",
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"print(total_duration/60)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.8.3"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 4
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}

‎2020-11-16 Python批量统计视频大小和时长/2020-11-16 怎样批量统计视频的时长.ipynb‎

Lines changed: 149 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,149 @@
1+
{
2+
"cells": [
3+
{
4+
"cell_type": "markdown",
5+
"metadata": {},
6+
"source": [
7+
"## 怎样批量统计视频的总时长\n",
8+
"\n",
9+
"环境依赖\n",
10+
"\n",
11+
"#### 1、安装python包\n",
12+
"\n",
13+
"pip install -i https://pypi.tuna.tsinghua.edu.cn/simple ffmpeg-python\n",
14+
"\n",
15+
"#### 2、下载windows的exe可执行文件\n",
16+
"\n",
17+
"https://web.archive.org/web/20200918193047/https://ffmpeg.zeranoe.com/builds/\n",
18+
"\n",
19+
"下载后解压，记住解压路径"
20+
]
21+
},
22+
{
23+
"cell_type": "code",
24+
"execution_count": 47,
25+
"metadata": {},
26+
"outputs": [],
27+
"source": [
28+
"import os\n",
29+
"import ffmpeg"
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]
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},
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{
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"cell_type": "code",
34+
"execution_count": 48,
35+
"metadata": {},
36+
"outputs": [],
37+
"source": [
38+
"dir_path = \"G:/2020-11-16 高顿教育/01. 零基础入门学Python\"\n",
39+
"ffprobe_exe_path = \"D:/software/ffmpeg-20200831-4a11a6f-win64-static/bin/ffprobe.exe\""
40+
]
41+
},
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{
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"cell_type": "code",
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"execution_count": 50,
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"metadata": {
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"scrolled": false
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},
48+
"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
52+
"text": [
53+
"01.为什么选择学习python.mp4\n",
54+
"02.Python的学习大纲.mp4\n",
55+
"03.Python简介和版本选择.mp4\n",
56+
"04.Python在各个系统的安装.mp4\n",
57+
"05.命令行下执行Python代码.mp4\n",
58+
"06.命令行下执行Python文件.mp4\n",
59+
"07.Python最好用的编辑器Pycharm.mp4\n",
60+
"08.Python的打印和缩进和注释.mp4\n",
61+
"09.Python基本数据类型和变量.mp4\n",
62+
"10.Python的算数和逻辑运算符.mp4\n",
63+
"11.Python的if语句.mp4\n",
64+
"12.Python的for循环.mp4\n",
65+
"13.Python的while循环.mp4\n",
66+
"14.Python的break和continue关键字.mp4\n",
67+
"15.Python读写文件的方法.mp4\n",
68+
"16.Python的字符串知识点讲解.mp4\n",
69+
"17.Python的列表的索引和切片操作.mp4\n",
70+
"18.Python的列表支持的函数.mp4\n",
71+
"19.Python的列表推导式.mp4\n",
72+
"20.Python的元组Tuple.mp4\n",
73+
"21.Python的元组和列表的区别.mp4\n",
74+
"22.Python的字典dict的基础知识.mp4\n",
75+
"23.Python的字典的常用方法.mp4\n",
76+
"24.Python的字典的数据统计案例.mp4\n",
77+
"25.Python的集合set.mp4\n",
78+
"26.Python的集合set的实际案例.mp4\n",
79+
"27.Python高级数据结构的总结对比.mp4\n",
80+
"28.Python实战计算PV和UV第1部分.mp4\n",
81+
"29.Python实战计算PV和UV第2部分.mp4\n",
82+
"30.Python代码的组织结构.mp4\n",
83+
"31.Python的函数的基础知识.mp4\n",
84+
"32.Python的函数的代码演示.mp4\n",
85+
"33.Python使用函数重构PVUV实例代码.mp4\n",
86+
"34.Python的lambda函数和列表的排序.mp4\n",
87+
"35.Python的类的知识和演示.mp4\n",
88+
"36.Python的类知识的实际案例.mp4\n",
89+
"37.Python的异常的基本知识.mp4\n",
90+
"38.Python模拟处理爬虫的异常.mp4\n",
91+
"39.Python的包和模块的基础知识.mp4\n",
92+
"40.Python的常见模块介绍.mp4\n",
93+
"41.Python的开源模块的安装方法.mp4\n",
94+
"42.Python的sys和os模块.mp4\n",
95+
"43.Python的sys和os模块整理文件夹.mp4\n",
96+
"44.Python的json模块.mp4\n",
97+
"45.Python使用flask开发web应用程序.mp4\n",
98+
"46.Python的http爬虫库requests.mp4\n",
99+
"47.Python使用PyMySQL模块操作MySQL.mp4\n",
100+
"48.Python使用xlwt模块生成excel.mp4\n",
101+
"49.Python使用multiprocessing模块开发多进程程序.mp4\n",
102+
"50.Python课程最后的总结.mp4\n",
103+
"308.3598722166666\n"
104+
]
105+
}
106+
],
107+
"source": [
108+
"total_duration = 0.0\n",
109+
"for fname in os.listdir(dir_path):\n",
110+
" if not fname.endswith(\".mp4\"):\n",
111+
" continue\n",
112+
" fpath = f\"{dir_path}/{fname}\"\n",
113+
" print(fname)\n",
114+
" info = ffmpeg.probe(fpath, cmd=ffprobe_exe_path)\n",
115+
" total_duration += float(info['format']['duration'])\n",
116+
"\n",
117+
"print(total_duration/60)"
118+
]
119+
},
120+
{
121+
"cell_type": "code",
122+
"execution_count": null,
123+
"metadata": {},
124+
"outputs": [],
125+
"source": []
126+
}
127+
],
128+
"metadata": {
129+
"kernelspec": {
130+
"display_name": "Python 3",
131+
"language": "python",
132+
"name": "python3"
133+
},
134+
"language_info": {
135+
"codemirror_mode": {
136+
"name": "ipython",
137+
"version": 3
138+
},
139+
"file_extension": ".py",
140+
"mimetype": "text/x-python",
141+
"name": "python",
142+
"nbconvert_exporter": "python",
143+
"pygments_lexer": "ipython3",
144+
"version": "3.8.3"
145+
}
146+
},
147+
"nbformat": 4,
148+
"nbformat_minor": 4
149+
}

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