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Merge pull request #43 from jdepoix/bugfix/cli-language-default 

fixed bug in cli where no transcript could be retrieved if no language was specified
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jdepoix 2019-12-31 00:12:39 +01:00 committed by GitHub
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3 changed files with 97 additions and 102 deletions
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55
README.md
View File

@ -1,12 +1,7 @@
# YouTube Transcript/Subtitle API (including automatically generated subtitles and subtitle translations)
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[![Build Status](https://travis-ci.org/jdepoix/youtube-transcript-api.svg)](https://travis-ci.org/jdepoix/youtube-transcript-api)
[![Coverage Status](https://coveralls.io/repos/github/jdepoix/youtube-transcript-api/badge.svg?branch=master)](https://coveralls.io/github/jdepoix/youtube-transcript-api?branch=master)
[![MIT license](http://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat)](http://opensource.org/licenses/MIT)
[![image](https://img.shields.io/pypi/v/youtube-transcript-api.svg)](https://pypi.org/project/youtube-transcript-api/)
[![image](https://img.shields.io/pypi/pyversions/youtube-transcript-api.svg)](https://pypi.org/project/youtube-transcript-api/)
[![Donate](https://img.shields.io/badge/Donate-PayPal-green.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=BAENLEW8VUJ6G&source=url) [![Build Status](https://travis-ci.org/jdepoix/youtube-transcript-api.svg)](https://travis-ci.org/jdepoix/youtube-transcript-api) [![Coverage Status](https://coveralls.io/repos/github/jdepoix/youtube-transcript-api/badge.svg?branch=master)](https://coveralls.io/github/jdepoix/youtube-transcript-api?branch=master) [![MIT license](http://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat)](http://opensource.org/licenses/MIT) [![image](https://img.shields.io/pypi/v/youtube-transcript-api.svg)](https://pypi.org/project/youtube-transcript-api/) [![image](https://img.shields.io/pypi/pyversions/youtube-transcript-api.svg)](https://pypi.org/project/youtube-transcript-api/)
This is an python API which allows you to get the transcripts/subtitles for a given YouTube video. It also works for automatically generated subtitles, supports translating subtitles and it does not require a headless browser, like other selenium based solutions do!
@ -44,12 +39,12 @@ This will return a list of dictionaries looking somewhat like this:
'text': 'Hey there',
'start': 7.58,
'duration': 6.13
},
},
{
'text': 'how are you',
'start': 14.08,
'duration': 7.58
},
},
# ...
]
```
@ -98,15 +93,15 @@ The methods `find_generated_transcript`, `find_manually_created_transcript`, `fi
```python
print(
transcript.video_id,
transcript.language,
transcript.language_code,
# whether it has been manually created or generated by YouTube
transcript.is_generated,
# whether this transcript can be translated or not
transcript.is_translatable,
# a list of languages the transcript can be translated to
transcript.translation_languages,
transcript.video_id,
transcript.language,
transcript.language_code,
# whether it has been manually created or generated by YouTube
transcript.is_generated,
# whether this transcript can be translated or not
transcript.is_translatable,
# a list of languages the transcript can be translated to
transcript.translation_languages,
)
```
@ -135,23 +130,23 @@ transcript_list = YouTubeTranscriptApi.get('video_id')
for transcript in transcript_list:
# the Transcript object provides metadata properties
print(
print(
transcript.video_id,
transcript.language,
transcript.language_code,
# whether it has been manually created or generated by YouTube
transcript.is_generated,
# whether this transcript can be translated or not
transcript.is_translatable,
# a list of languages the transcript can be translated to
transcript.translation_languages,
)
transcript.language_code,
# whether it has been manually created or generated by YouTube
transcript.is_generated,
# whether this transcript can be translated or not
transcript.is_translatable,
# a list of languages the transcript can be translated to
transcript.translation_languages,
)
# fetch the actual transcript data
print(transcript.fetch())
# fetch the actual transcript data
print(transcript.fetch())
# translating the transcript will return another transcript object
print(transcript.translate('en').fetch())
# translating the transcript will return another transcript object
print(transcript.translate('en').fetch())
# you can also directly filter for the language you are looking for, using the transcript list
transcript = transcript_list.find_transcript(['de', 'en'])

2
youtube_transcript_api/_cli.py
View File

@ -72,7 +72,7 @@ class YouTubeTranscriptCli():
parser.add_argument(
'--languages',
nargs='*',
default=[],
default=['en',],
type=str,
help=(
'A list of language codes in a descending priority. For example, if this is set to "de en" it will '

6
youtube_transcript_api/test/test_cli.py
View File

@ -77,7 +77,7 @@ class TestYouTubeTranscriptCli(TestCase):
parsed_args = YouTubeTranscriptCli('v1 v2'.split())._parse_args()
self.assertEqual(parsed_args.video_ids, ['v1', 'v2'])
self.assertEqual(parsed_args.json, False)
self.assertEqual(parsed_args.languages, [])
self.assertEqual(parsed_args.languages, ['en'])
def test_argument_parsing__fail_without_video_ids(self):
with self.assertRaises(SystemExit):
@ -87,12 +87,12 @@ class TestYouTubeTranscriptCli(TestCase):
parsed_args = YouTubeTranscriptCli('v1 v2 --json'.split())._parse_args()
self.assertEqual(parsed_args.video_ids, ['v1', 'v2'])
self.assertEqual(parsed_args.json, True)
self.assertEqual(parsed_args.languages, [])
self.assertEqual(parsed_args.languages, ['en'])
parsed_args = YouTubeTranscriptCli('--json v1 v2'.split())._parse_args()
self.assertEqual(parsed_args.video_ids, ['v1', 'v2'])
self.assertEqual(parsed_args.json, True)
self.assertEqual(parsed_args.languages, [])
self.assertEqual(parsed_args.languages, ['en'])
def test_argument_parsing__languages(self):
parsed_args = YouTubeTranscriptCli('v1 v2 --languages de en'.split())._parse_args()