download-youtube-subtitle

due to changes of youtube api, you need to UPGRADE to 2.0.0, see Install and Run

Download Youtube Subtitle

Download youtube subtitles(closed caption, cc) or srt as txt or json.

Features

python version of algolia/youtube-captions-scraper: Fetch youtube user submitted or fallback to auto-generated captions

Example

save as txt

dl-youtube-cc https://www.youtube.com/watch?v=wgnigj1ngye --translation ja
or
dl-youtube-cc wgNiGj1nGYE --translation ja

will saved as Version1.5SpecialProgramGenshinImpact.txt

https://www.youtube.com/watch?v=wgNiGj1nGYE
---------00:00----------
從前，有一對雙胞胎結伴在宇宙中旅行
昔々、宇宙を一緒に旅している双子のペアがいました

---------00:05----------
但有一天，他們前路遇阻
しかしある日、彼らの道は封鎖されました

---------00:07----------
被一個未知的神明生生分離
未知の神によって隔てられている

save as json

dl-youtube-cc wgNiGj1nGYE --translation ja --to_json=True will saved as Version1.5SpecialProgramGenshinImpact.json

{

    
"original"
:
 
[

        
{

            
"start"
:
 
"0"
,

            
"dur"
:
 
"5.056"
,

            
"text"
:
 
"Once upon a time, two twins traveled together throughout the universe."

        
},

	
// continue

	
],

    
"translation"
:
 
[

        
{

            
"start"
:
 
"0"
,

            
"dur"
:
 
"5.056"
,

            
"text"
:
 
"昔々、2人の双子が一緒に宇宙を旅していました。"

        
},

		
// continue

	
],

    
"merged"
:
 
[

        
{

            
"start"
:
 
"0"
,

            
"dur"
:
 
"5.056"
,

            
"text"
:
 
"Once upon a time, two twins traveled together throughout the universe."
,

            
"translate_text"
:
 
"昔々、2人の双子が一緒に宇宙を旅していました。"

        
},

		
// continue

	
]

use caption_num caption_num_second to get full control

All available caption will be displayed, use --caption_num --caption_num_second to choose the caption which will be displayed as original or translation transcript.

>> dl-youtube-cc 
"wgNiGj1nGYE"
 --caption_num
=
0
 --caption_num_second
=
3
, --output_file
=
"0,3-zh,es.txt"
INFO:  available caption
(
s
)
:
INFO:  ✔ as original 
#0. .zh-Hant 中文（繁體字）
INFO:  ⭕ 
#1. .zh-Hans 中文（簡體字）
INFO:  ⭕ 
#2. .id      印尼文
INFO:  ✔ as translation 
#3. .es      西班牙文
INFO:  ⭕ 
#4. .fr      法文
INFO:  ⭕ 
#5. .ru      俄文
INFO:  ⭕ 
#6. .en-US   英文（美國）
INFO:  ⭕ 
#7. .th      泰文
INFO:  ⭕ 
#8. .vi      越南文
INFO:  ⭕ 
#9. .pt      葡萄牙文
INFO:  ⭕ 
#10. .de      德文
INFO:  ✔ marks chosen one 
in
 
0
-index
INFO:  given by --caption_num default to 
0
 as original
INFO:  Save to  
0
,3-zh,es.txt

Install and Run

1. pip install download-youtube-subtitle or pip install download-youtube-subtitle --user
2. dl-youtube-cc -h

or uninstall to reinstall new version

pip uninstall download-youtube-subtitle -y

run in cli

dl-youtube-cc -h will show the following.

NAME
    dl-youtube-cc - download youtube closed caption(subtitles) by videoID

SYNOPSIS
    dl-youtube-cc VIDEOID <flags>

DESCRIPTION
    Examples:
    dl-youtube-cc -h # to see this helpful infomation
    dl-youtube-cc wgNiGj1nGYE --translation 'ja' # use japanese translation, see ./lang_code for full list
    dl-youtube-cc wgNiGj1nGYE --caption_num=1 --translation 'ja' # choose the caption num for original transcript and use japanese translation,
    dl-youtube-cc wgNiGj1nGYE --caption_num=1 --caption_num_second=2 # manually choose the original and translation transcript from available caption list
    dl-youtube-cc wgNiGj1nGYE --translation False # without translation
    dl-youtube-cc wgNiGj1nGYE --save_to_file=False # print stuff in console
    dl-youtube-cc wgNiGj1nGYE --output_file='test.txt' # print stuff in named file
    dl-youtube-cc wgNiGj1nGYE --to_json=True # print stuff in json

POSITIONAL ARGUMENTS
    VIDEOID
        Type: str
        the video link or the id of youtube video, the string after 'v=' in a youtube video link

FLAGS
    --translation=TRANSLATION
        Type: typing.Union[str, bool]
        Default: 'zh-Hans'
        which will be displayed as original transcript, default to 'zh-Hans' for simplified Chinese, see ./lang_code.json for full list, or pass False to disable translation
    --caption_num=CAPTION_NUM
        Type: int
        Default: 0
        choose the caption which will be displayed as original transcript
    --caption_num_second=CAPTION_NUM_SECOND
        Type: Optional[int]
        Default: None
        will surpass translation option, choose the caption which will be displayed as translation transcript
    --output_file=OUTPUT_FILE
        Type: Optional[str]
        Default: None
        default to video title
    --save_to_file=SAVE_TO_FILE
        Type: bool
        Default: True
        pass False to print in console
    --to_json=TO_JSON
        Type: bool
        Default: False
        pass True to export caption to json
    --remove_font_tag=REMOVE_FONT_TAG
        Type: bool
        Default: True
        remove font tag

Use in Code

import
 
download_youtube_subtitle.common
 
as
 
common
import
 
download_youtube_subtitle.main
 
as
 
download_youtube_subtitle
# ...

Development

Environment Setup

for conda

pip install 
'fire'
 
'requests'
 
'IPython'
 
'sure'

Usage

python main.py -h
python main.py VIDEOID

Tests

cd
 tests
./run.sh
./test_cli.sh

Ref

deployment – How can I use setuptools to generate a console_scripts entry point which calls python -m mypackage? – Stack Overflow

Packaging Python Projects — Python Packaging User Guide

./nb/notebook2script.py from course-v3/nbs/dl2 at master · fastai/course-v3

Google Style Python Docstrings