diff --git a/README.md b/README.md index 86f42dd..5eaff5a 100644 --- a/README.md +++ b/README.md @@ -55,7 +55,7 @@ This will return a list of dictionaries looking somewhat like this: ] ``` -You can also add the `languages` param if you want to make sure the transcripts are retrieved in your desired language (it usually defaults to english). +You can also add the `languages` param if you want to make sure the transcripts are retrieved in your desired language (it defaults to english). ```python YouTubeTranscriptApi.get_transcripts(video_ids, languages=['de', 'en']) @@ -118,4 +118,4 @@ youtube_transcript_api --http-proxy http://us If this project makes you happy by reducing your development time, you can make me happy by treating me to a cup of coffee :) -[![Donate](https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=BAENLEW8VUJ6G&source=url) \ No newline at end of file +[![Donate](https://www.paypalobjects.com/en_US/i/btn/btn_donateCC_LG.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=BAENLEW8VUJ6G&source=url) diff --git a/youtube_transcript_api/__init__.py b/youtube_transcript_api/__init__.py index 3f22674..c9bb4eb 100644 --- a/youtube_transcript_api/__init__.py +++ b/youtube_transcript_api/__init__.py @@ -1 +1,3 @@ from ._api import YouTubeTranscriptApi +from ._transcripts import TranscriptList, Transcript +from ._errors import TranscriptsDisabled, NoTranscriptFound, CouldNotRetrieveTranscript, VideoUnavailable diff --git a/youtube_transcript_api/_api.py b/youtube_transcript_api/_api.py index 5664a1c..3476b9b 100644 --- a/youtube_transcript_api/_api.py +++ b/youtube_transcript_api/_api.py @@ -1,55 +1,19 @@ -import sys - -# This can only be tested by using different python versions, therefore it is not covered by coverage.py -if sys.version_info.major == 2: # pragma: no cover - reload(sys) - sys.setdefaultencoding('utf-8') - -from xml.etree import ElementTree - -import re - import requests -from ._html_unescaping import unescape +from ._transcripts import TranscriptListFetcher class YouTubeTranscriptApi(): - class CouldNotRetrieveTranscript(Exception): - """ - Raised if a transcript could not be retrieved. - """ - - ERROR_MESSAGE = ( - 'Could not get the transcript for the video {video_url}! ' - 'This usually happens if one of the following things is the case:\n' - ' - subtitles have been disabled by the uploader\n' - ' - none of the language codes you provided are valid\n' - ' - none of the languages you provided are supported by the video\n' - ' - the video is no longer available.\n\n' - 'If none of these things is the case, please create an issue at ' - 'https://github.com/jdepoix/youtube-transcript-api/issues.' - 'Please add which version of youtube_transcript_api you are using and make sure that there ' - 'are no open issues which already describe your problem!' - ) - - def __init__(self, video_id): - super(YouTubeTranscriptApi.CouldNotRetrieveTranscript, self).__init__( - self.ERROR_MESSAGE.format(video_url=_TranscriptFetcher.WATCH_URL.format(video_id=video_id)) - ) - self.video_id = video_id - @classmethod - def get_transcripts(cls, video_ids, languages=None, continue_after_error=False, proxies=None): + def get_transcripts(cls, video_ids, languages=('en',), continue_after_error=False, proxies=None): """ Retrieves the transcripts for a list of videos. :param video_ids: a list of youtube video ids :type video_ids: [str] :param languages: A list of language codes in a descending priority. For example, if this is set to ['de', 'en'] - it will first try to fetch the german transcript (de) and then fetch the english transcipt (en) if it fails to - do so. As I can't provide a complete list of all working language codes with full certainty, you may have to - play around with the language codes a bit, to find the one which is working for you! + it will first try to fetch the german transcript (de) and then fetch the english transcript (en) if it fails to + do so. :type languages: [str] :param continue_after_error: if this is set the execution won't be stopped, if an error occurs while retrieving one of the video transcripts @@ -58,7 +22,7 @@ class YouTubeTranscriptApi(): :type proxies: {'http': str, 'https': str} - http://docs.python-requests.org/en/master/user/advanced/#proxies :return: a tuple containing a dictionary mapping video ids onto their corresponding transcripts, and a list of video ids, which could not be retrieved - :rtype: ({str: [{'text': str, 'start': float, 'end': float}]}, [str]} + :rtype: ({str: [{'text': str, 'start': float, 'end': float}]}, [str]}) """ data = {} unretrievable_videos = [] @@ -75,7 +39,7 @@ class YouTubeTranscriptApi(): return data, unretrievable_videos @classmethod - def get_transcript(cls, video_id, languages=None, proxies=None): + def get_transcript(cls, video_id, languages=('en',), proxies=None): """ Retrieves the transcript for a single video. @@ -83,82 +47,13 @@ class YouTubeTranscriptApi(): :type video_id: str :param languages: A list of language codes in a descending priority. For example, if this is set to ['de', 'en'] it will first try to fetch the german transcript (de) and then fetch the english transcript (en) if it fails to - do so. As I can't provide a complete list of all working language codes with full certainty, you may have to - play around with the language codes a bit, to find the one which is working for you! + do so. :type languages: [str] :param proxies: a dictionary mapping of http and https proxies to be used for the network requests :type proxies: {'http': str, 'https': str} - http://docs.python-requests.org/en/master/user/advanced/#proxies :return: a list of dictionaries containing the 'text', 'start' and 'duration' keys :rtype: [{'text': str, 'start': float, 'end': float}] """ - try: - return _TranscriptParser(_TranscriptFetcher(video_id, languages, proxies).fetch()).parse() - except Exception: - raise YouTubeTranscriptApi.CouldNotRetrieveTranscript(video_id) - - -class _TranscriptFetcher(): - WATCH_URL = 'https://www.youtube.com/watch?v={video_id}' - API_BASE_URL = 'https://www.youtube.com/api/{api_url}' - LANGUAGE_REGEX = re.compile(r'(&lang=.*&)|(&lang=.*)') - TIMEDTEXT_STRING = 'timedtext?v=' - - def __init__(self, video_id, languages, proxies): - self.video_id = video_id - self.languages = languages - self.proxies = proxies - - def fetch(self): - if self.proxies: - fetched_site = requests.get(self.WATCH_URL.format(video_id=self.video_id), proxies=self.proxies).text - else: - fetched_site = requests.get(self.WATCH_URL.format(video_id=self.video_id)).text - timedtext_splits = fetched_site.split(self.TIMEDTEXT_STRING) - timedtext_url_start = ( - timedtext_splits[2].find(self.TIMEDTEXT_STRING) - + len(timedtext_splits[0]) - + len(timedtext_splits[1]) - + len(self.TIMEDTEXT_STRING) + 1 - ) - - for language in (self.languages if self.languages else [None,]): - response = self._execute_api_request(fetched_site, timedtext_url_start, language) - if response: - return response - - return None - - def _execute_api_request(self, fetched_site, timedtext_url_start, language): - url = self.API_BASE_URL.format( - api_url=fetched_site[ - timedtext_url_start:timedtext_url_start + fetched_site[timedtext_url_start:].find('"') - ].replace( - '\\u0026', '&' - ).replace( - '\\', '' - ) - ) - if language: - url = re.sub(self.LANGUAGE_REGEX, '&lang={language}&'.format(language=language), url) - if self.proxies: - return requests.get(url, proxies=self.proxies).text - else: - return requests.get(url).text - - -class _TranscriptParser(): - HTML_TAG_REGEX = re.compile(r'<[^>]*>', re.IGNORECASE) - - def __init__(self, plain_data): - self.plain_data = plain_data - - def parse(self): - return [ - { - 'text': re.sub(self.HTML_TAG_REGEX, '', unescape(xml_element.text)), - 'start': float(xml_element.attrib['start']), - 'duration': float(xml_element.attrib['dur']), - } - for xml_element in ElementTree.fromstring(self.plain_data) - if xml_element.text is not None - ] + with requests.Session() as http_client: + http_client.proxies = proxies if proxies else {} + return TranscriptListFetcher(http_client).fetch(video_id).find_transcript(languages).fetch() diff --git a/youtube_transcript_api/_errors.py b/youtube_transcript_api/_errors.py new file mode 100644 index 0000000..5dc4d8e --- /dev/null +++ b/youtube_transcript_api/_errors.py @@ -0,0 +1,62 @@ +from ._settings import WATCH_URL + + +class CouldNotRetrieveTranscript(Exception): + """ + Raised if a transcript could not be retrieved. + """ + ERROR_MESSAGE = '\nCould not retrieve a transcript for the video {video_url}!' + CAUSE_MESSAGE_INTRO = ' This is most likely caused by:\n\n{cause}' + CAUSE_MESSAGE = '' + GITHUB_REFERRAL = ( + '\n\nIf you are sure that the described cause is not responsible for this error ' + 'and that a transcript should be retrievable, please create an issue at ' + 'https://github.com/jdepoix/youtube-transcript-api/issues.' + 'Please add which version of youtube_transcript_api you are using ' + 'and provide the information needed to replicate the error. ' + 'Also make sure that there are no open issues which already describe your problem!' + ) + + def __init__(self, video_id): + self.video_id = video_id + super(CouldNotRetrieveTranscript, self).__init__(self._build_error_message()) + + def _build_error_message(self): + cause = self.cause + error_message = self.ERROR_MESSAGE.format(video_url=WATCH_URL.format(video_id=self.video_id)) + + if cause: + error_message += self.CAUSE_MESSAGE_INTRO.format(cause=cause) + self.GITHUB_REFERRAL + + return error_message + + @property + def cause(self): + return self.CAUSE_MESSAGE + + +class VideoUnavailable(CouldNotRetrieveTranscript): + CAUSE_MESSAGE = 'The video is no longer available' + + +class TranscriptsDisabled(CouldNotRetrieveTranscript): + CAUSE_MESSAGE = 'Subtitles are disabled for this video' + + +class NoTranscriptFound(CouldNotRetrieveTranscript): + CAUSE_MESSAGE = ( + 'No transcripts were found for any of the requested language codes: {requested_language_codes}\n\n' + '{transcript_data}' + ) + + def __init__(self, video_id, requested_language_codes, transcript_data): + self._requested_language_codes = requested_language_codes + self._transcript_data = transcript_data + super(NoTranscriptFound, self).__init__(video_id) + + @property + def cause(self): + return self.CAUSE_MESSAGE.format( + requested_language_codes=self._requested_language_codes, + transcript_data=str(self._transcript_data), + ) diff --git a/youtube_transcript_api/_settings.py b/youtube_transcript_api/_settings.py new file mode 100644 index 0000000..b1f7dfe --- /dev/null +++ b/youtube_transcript_api/_settings.py @@ -0,0 +1 @@ +WATCH_URL = 'https://www.youtube.com/watch?v={video_id}' diff --git a/youtube_transcript_api/_transcripts.py b/youtube_transcript_api/_transcripts.py new file mode 100644 index 0000000..0f131ad --- /dev/null +++ b/youtube_transcript_api/_transcripts.py @@ -0,0 +1,276 @@ +import sys + +# This can only be tested by using different python versions, therefore it is not covered by coverage.py +if sys.version_info.major == 2: # pragma: no cover + reload(sys) + sys.setdefaultencoding('utf-8') + +import json + +from xml.etree import ElementTree + +import re + +from ._html_unescaping import unescape +from ._errors import VideoUnavailable, NoTranscriptFound, TranscriptsDisabled +from ._settings import WATCH_URL + + +class TranscriptListFetcher(): + def __init__(self, http_client): + self._http_client = http_client + + def fetch(self, video_id): + return TranscriptList.build( + self._http_client, + video_id, + self._extract_captions_json(self._fetch_html(video_id), video_id) + ) + + def _extract_captions_json(self, html, video_id): + splitted_html = html.split('"captions":') + + if len(splitted_html) <= 1: + if '"playabilityStatus":' not in html: + raise VideoUnavailable(video_id) + + raise TranscriptsDisabled(video_id) + + return json.loads(splitted_html[1].split(',"videoDetails')[0].replace('\n', ''))[ + 'playerCaptionsTracklistRenderer' + ] + + def _fetch_html(self, video_id): + return self._http_client.get(WATCH_URL.format(video_id=video_id)).text.replace( + '\\u0026', '&' + ).replace( + '\\', '' + ) + + +class TranscriptList(): + """ + This object represents a list of transcripts. It can be iterated over to list all transcripts which are available + for a given YouTube video. Also it provides functionality to search for a transcript in a given language. + """ + + # TODO implement iterator + + def __init__(self, video_id, manually_created_transcripts, generated_transcripts): + """ + The constructor is only for internal use. Use the static build method instead. + + :param video_id: the id of the video this TranscriptList is for + :type video_id: str + :param manually_created_transcripts: dict mapping language codes to the manually created transcripts + :type manually_created_transcripts: dict[str, Transcript] + :param generated_transcripts: dict mapping language codes to the generated transcripts + :type generated_transcripts: dict[str, Transcript] + """ + self.video_id = video_id + self._manually_created_transcripts = manually_created_transcripts + self._generated_transcripts = generated_transcripts + + @staticmethod + def build(http_client, video_id, captions_json): + """ + Factory method for TranscriptList. + + :param http_client: http client which is used to make the transcript retrieving http calls + :type http_client: requests.Session + :param video_id: the id of the video this TranscriptList is for + :type video_id: str + :param captions_json: the JSON parsed from the YouTube pages static HTML + :type captions_json: dict + :return: the created TranscriptList + :rtype TranscriptList + """ + translation_languages = [ + { + 'language': translation_language['languageName']['simpleText'], + 'language_code': translation_language['languageCode'], + } for translation_language in captions_json['translationLanguages'] + ] + + manually_created_transcripts = {} + generated_transcripts = {} + + for caption in captions_json['captionTracks']: + if caption.get('kind', '') == 'asr': + transcript_dict = generated_transcripts + else: + transcript_dict = manually_created_transcripts + + transcript_dict[caption['languageCode']] = Transcript( + http_client, + video_id, + caption['baseUrl'], + caption['name']['simpleText'], + caption['languageCode'], + caption.get('kind', '') == 'asr', + translation_languages if caption['isTranslatable'] else [] + ) + + return TranscriptList( + video_id, + manually_created_transcripts, + generated_transcripts, + ) + + def find_transcript(self, language_codes): + """ + Finds a transcript for a given language code. Manually created transcripts are returned first and only if none + are found, generated transcripts are used. If you only want generated transcripts use + find_manually_created_transcript instead. + + :param language_codes: A list of language codes in a descending priority. For example, if this is set to + ['de', 'en'] it will first try to fetch the german transcript (de) and then fetch the english transcript (en) if + it fails to do so. + :type languages: [str] + :return: the found Transcript + :rtype: Transcript + :raises: NoTranscriptFound + """ + return self._find_transcript(language_codes, [self._manually_created_transcripts, self._generated_transcripts]) + + def find_generated_transcript(self, language_codes): + """ + Finds a automatically generated transcript for a given language code. + + :param language_codes: A list of language codes in a descending priority. For example, if this is set to + ['de', 'en'] it will first try to fetch the german transcript (de) and then fetch the english transcript (en) if + it fails to do so. + :type languages: [str] + :return: the found Transcript + :rtype: Transcript + :raises: NoTranscriptFound + """ + return self._find_transcript(language_codes, [self._generated_transcripts,]) + + def find_manually_created_transcript(self, language_codes): + """ + Finds a manually created transcript for a given language code. + + :param language_codes: A list of language codes in a descending priority. For example, if this is set to + ['de', 'en'] it will first try to fetch the german transcript (de) and then fetch the english transcript (en) if + it fails to do so. + :type languages: [str] + :return: the found Transcript + :rtype: Transcript + :raises: NoTranscriptFound + """ + return self._find_transcript(language_codes, [self._manually_created_transcripts,]) + + def _find_transcript(self, language_codes, transcript_dicts): + for language_code in language_codes: + for transcript_dict in transcript_dicts: + if language_code in transcript_dict: + return transcript_dict[language_code] + + raise NoTranscriptFound( + self.video_id, + language_codes, + self + ) + + def __str__(self): + return ( + 'For this video ({video_id}) transcripts are available in the following languages:\n\n' + '(MANUALLY CREATED)\n' + '{available_manually_created_transcript_languages}\n\n' + '(GENERATED)\n' + '{available_generated_transcripts}' + ).format( + video_id=self.video_id, + available_manually_created_transcript_languages=self._get_language_description( + self._manually_created_transcripts.values() + ), + available_generated_transcripts=self._get_language_description( + self._generated_transcripts.values() + ), + ) + + def _get_language_description(self, transcripts): + return '\n'.join( + ' - {transcript}'.format(transcript=str(transcript)) + for transcript in transcripts + ) if transcripts else 'None' + + +class Transcript(): + def __init__(self, http_client, video_id, url, language, language_code, is_generated, translation_languages): + """ + You probably don't want to initialize this directly. Usually you'll access Transcript objects using a + TranscriptList. + + :param http_client: http client which is used to make the transcript retrieving http calls + :type http_client: requests.Session + :param video_id: the id of the video this TranscriptList is for + :type video_id: str + :param url: the url which needs to be called to fetch the transcript + :param language: the name of the language this transcript uses + :param language_code: + :param is_generated: + :param translation_languages: + """ + self._http_client = http_client + self.video_id = video_id + self._url = url + self.language = language + self.language_code = language_code + self.is_generated = is_generated + self.translation_languages = translation_languages + + def fetch(self): + """ + Loads the actual transcript data. + + :return: a list of dictionaries containing the 'text', 'start' and 'duration' keys + :rtype: [{'text': str, 'start': float, 'end': float}] + """ + return _TranscriptParser().parse( + self._http_client.get(self._url).text + ) + + def __str__(self): + return '{language_code} ("{language}")'.format( + language=self.language, + language_code=self.language_code, + ) + +# TODO integrate translations in future release +# @property +# def is_translatable(self): +# return len(self.translation_languages) > 0 +# +# +# class TranslatableTranscript(Transcript): +# def __init__(self, http_client, url, translation_languages): +# super(TranslatableTranscript, self).__init__(http_client, url) +# self._translation_languages = translation_languages +# self._translation_language_codes = {language['language_code'] for language in translation_languages} +# +# +# def translate(self, language_code): +# if language_code not in self._translation_language_codes: +# raise TranslatableTranscript.TranslationLanguageNotAvailable() +# +# return Transcript( +# self._http_client, +# '{url}&tlang={language_code}'.format(url=self._url, language_code=language_code) +# ) + + +class _TranscriptParser(): + HTML_TAG_REGEX = re.compile(r'<[^>]*>', re.IGNORECASE) + + def parse(self, plain_data): + return [ + { + 'text': re.sub(self.HTML_TAG_REGEX, '', unescape(xml_element.text)), + 'start': float(xml_element.attrib['start']), + 'duration': float(xml_element.attrib['dur']), + } + for xml_element in ElementTree.fromstring(plain_data) + if xml_element.text is not None + ] diff --git a/youtube_transcript_api/test/assets/youtube_transcripts_disabled.html.static b/youtube_transcript_api/test/assets/youtube_transcripts_disabled.html.static new file mode 100644 index 0000000..626cc67 --- /dev/null +++ b/youtube_transcript_api/test/assets/youtube_transcripts_disabled.html.static @@ -0,0 +1,2160 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + Angèle - Eels x Richard Cocciante | A Take Away Show - YouTube + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
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+
+ #Angèle #BrolLaSuite #Blogothèque + +
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+ + + + + Angèle - Eels x Richard Cocciante | A Take Away Show + + +

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491.364 Aufrufe
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+ Diese Funktion ist gerade nicht verfügbar. Bitte versuche es später noch einmal. +
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Am 28.11.2019 veröffentlicht +
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Abonnez-vous ! http://bit.ly/SubBlogo
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Filmé au Comptoir Général, Paris, en octobre 2019
Réalisation: Xavier Reim
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Réalisation son: Jean-Baptiste Aubonnet & Guillaume De La Villéon
Opérateur son: Alban Lejeune

Producteur délégué: Christophe Abric
Producteur Exécutif: Anousonne Savanchomkeo
Directeur de Production: Rémi Veyrié

#Angèle #BrolLaSuite #Blogothèque

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+ + + + + + + + + + + + \ No newline at end of file diff --git a/youtube_transcript_api/test/assets/youtube_video_unavailable.html.static b/youtube_transcript_api/test/assets/youtube_video_unavailable.html.static new file mode 100644 index 0000000..d9c0106 --- /dev/null +++ b/youtube_transcript_api/test/assets/youtube_video_unavailable.html.static @@ -0,0 +1,806 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + YouTube + + + + + + + + + + + + + + + + + +
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+ , um dieses Video zur Playlist "Später ansehen" hinzuzufügen. + +
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+

+ Hinzufügen +

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+ + + + + + + + + \ No newline at end of file diff --git a/youtube_transcript_api/test/assets/youtube_ww1_nl_en.html.static b/youtube_transcript_api/test/assets/youtube_ww1_nl_en.html.static new file mode 100644 index 0000000..f5e5149 --- /dev/null +++ b/youtube_transcript_api/test/assets/youtube_ww1_nl_en.html.static @@ -0,0 +1,1519 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + +The Tide Is Turning - Russian Civil War Fall 1919 I THE GREAT WAR 1919 - YouTube + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
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Published on Oct 14, 2019

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The White Russian advance on Moscow comes to a crashing end as the Red Army manages to turn the tide of the Russian Civil War in Fall 1919.

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» SOURCES
Figes, Orlando. A People’s Tragedy. The Russian Revolution (London: The Bodley Head, 2017 [1996]).
Mawdsley, Evan. The Russian Civil War (New York: Pegasus Books, 2005).
Smele, Jonathan. The ‘Russian’ Civil Wars 1916-1926 (London: Hurst, 2015).
Sumpf, Alexandre. “Russian Civil War,” in 1914-1918 online. International Encyclopedia of the First World War. https://encyclopedia.1914-1918-online.
Engelstein, Laura. Russia in Flames (Oxford University Press, 2017).

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»CREDITS
Presented by: Jesse Alexander
Written by: Jesse Alexander
Director: Toni Steller & Florian Wittig
Director of Photography: Toni Steller
Sound: Toni Steller
Editing: Toni Steller
Mixing, Mastering & Sound Design: http://above-zero.com
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Contains licensed material by getty images
All rights reserved - Real Time History GmbH 2019

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+ + + + + + + \ No newline at end of file diff --git a/youtube_transcript_api/test/test_api.py b/youtube_transcript_api/test/test_api.py index e298900..b2897af 100644 --- a/youtube_transcript_api/test/test_api.py +++ b/youtube_transcript_api/test/test_api.py @@ -5,7 +5,7 @@ import os import httpretty -from youtube_transcript_api._api import YouTubeTranscriptApi +from youtube_transcript_api import YouTubeTranscriptApi, VideoUnavailable, NoTranscriptFound, TranscriptsDisabled def load_asset(filename): @@ -53,26 +53,40 @@ class TestYouTubeTranscriptApi(TestCase): def test_get_transcript__fallback_language_is_used(self): httpretty.register_uri( httpretty.GET, - 'https://www.youtube.com/api/timedtext', - body='' + 'https://www.youtube.com/watch', + body=load_asset('youtube_ww1_nl_en.html.static') ) - YouTubeTranscriptApi.get_transcript('GJLlxj_dtq8', ['de', 'en']) + YouTubeTranscriptApi.get_transcript('F1xioXWb8CY', ['de', 'en']) query_string = httpretty.last_request().querystring self.assertIn('lang', query_string) self.assertEqual(len(query_string['lang']), 1) self.assertEqual(query_string['lang'][0], 'en') - def test_get_transcript__exception_is_raised_when_not_available(self): + def test_get_transcript__exception_if_video_unavailable(self): httpretty.register_uri( httpretty.GET, - 'https://www.youtube.com/api/timedtext', - body='' + 'https://www.youtube.com/watch', + body=load_asset('youtube_video_unavailable.html.static') ) - with self.assertRaises(YouTubeTranscriptApi.CouldNotRetrieveTranscript): - YouTubeTranscriptApi.get_transcript('GJLlxj_dtq8') + with self.assertRaises(VideoUnavailable): + YouTubeTranscriptApi.get_transcript('abc') + + def test_get_transcript__exception_if_transcripts_disabled(self): + httpretty.register_uri( + httpretty.GET, + 'https://www.youtube.com/watch', + body=load_asset('youtube_transcripts_disabled.html.static') + ) + + with self.assertRaises(TranscriptsDisabled): + YouTubeTranscriptApi.get_transcript('dsMFmonKDD4') + + def test_get_transcript__exception_if_language_unavailable(self): + with self.assertRaises(NoTranscriptFound): + YouTubeTranscriptApi.get_transcript('GJLlxj_dtq8', languages=['cz']) def test_get_transcripts(self): video_id_1 = 'video_id_1' @@ -99,8 +113,8 @@ class TestYouTubeTranscriptApi(TestCase): YouTubeTranscriptApi.get_transcripts(['video_id_1', 'video_id_2'], continue_after_error=True) - YouTubeTranscriptApi.get_transcript.assert_any_call(video_id_1, None, None) - YouTubeTranscriptApi.get_transcript.assert_any_call(video_id_2, None, None) + YouTubeTranscriptApi.get_transcript.assert_any_call(video_id_1, ('en',), None) + YouTubeTranscriptApi.get_transcript.assert_any_call(video_id_2, ('en',), None) def test_get_transcript__with_proxies(self): proxies = {'http': '', 'https:': ''} @@ -118,4 +132,4 @@ class TestYouTubeTranscriptApi(TestCase): ) YouTubeTranscriptApi.get_transcript = MagicMock() YouTubeTranscriptApi.get_transcripts(['GJLlxj_dtq8'], proxies=proxies) - YouTubeTranscriptApi.get_transcript.assert_any_call('GJLlxj_dtq8', None, proxies) + YouTubeTranscriptApi.get_transcript.assert_any_call('GJLlxj_dtq8', ('en',), proxies)