From: Jaime Marquínez Ferrándiz Date: Wed, 26 Jun 2013 09:03:44 +0000 (+0200) Subject: Use a dictionary for storing the subtitles X-Git-Url: http://git.oshgnacknak.de/?a=commitdiff_plain;h=5d51a883c2049e0186074ded9405b01f79470d57;p=youtube-dl Use a dictionary for storing the subtitles The errors while getting the subtitles are reported as warnings, if no subtitles are found return and empty dict. --- diff --git a/test/test_youtube_subtitles.py b/test/test_youtube_subtitles.py index 86e09c9b1..fe0eac680 100644 --- a/test/test_youtube_subtitles.py +++ b/test/test_youtube_subtitles.py @@ -35,47 +35,47 @@ class TestYoutubeSubtitles(unittest.TestCase): DL.params['writesubtitles'] = True IE = YoutubeIE(DL) info_dict = IE.extract('QRS8MkLhQmM') - sub = info_dict[0]['subtitles'][0] - self.assertEqual(md5(sub[2]), '4cd9278a35ba2305f47354ee13472260') + sub = info_dict[0]['subtitles']['en'] + self.assertEqual(md5(sub), '4cd9278a35ba2305f47354ee13472260') def test_youtube_subtitles_it(self): DL = FakeYDL() DL.params['writesubtitles'] = True DL.params['subtitleslang'] = 'it' IE = YoutubeIE(DL) info_dict = IE.extract('QRS8MkLhQmM') - sub = info_dict[0]['subtitles'][0] - self.assertEqual(md5(sub[2]), '164a51f16f260476a05b50fe4c2f161d') + sub = info_dict[0]['subtitles']['it'] + self.assertEqual(md5(sub), '164a51f16f260476a05b50fe4c2f161d') def test_youtube_onlysubtitles(self): DL = FakeYDL() DL.params['writesubtitles'] = True DL.params['onlysubtitles'] = True IE = YoutubeIE(DL) info_dict = IE.extract('QRS8MkLhQmM') - sub = info_dict[0]['subtitles'][0] - self.assertEqual(md5(sub[2]), '4cd9278a35ba2305f47354ee13472260') + sub = info_dict[0]['subtitles']['en'] + self.assertEqual(md5(sub), '4cd9278a35ba2305f47354ee13472260') def test_youtube_allsubtitles(self): DL = FakeYDL() DL.params['allsubtitles'] = True IE = YoutubeIE(DL) info_dict = IE.extract('QRS8MkLhQmM') subtitles = info_dict[0]['subtitles'] - self.assertEqual(len(subtitles), 13) + self.assertEqual(len(subtitles.keys()), 13) def test_youtube_subtitles_sbv_format(self): DL = FakeYDL() DL.params['writesubtitles'] = True DL.params['subtitlesformat'] = 'sbv' IE = YoutubeIE(DL) info_dict = IE.extract('QRS8MkLhQmM') - sub = info_dict[0]['subtitles'][0] - self.assertEqual(md5(sub[2]), '13aeaa0c245a8bed9a451cb643e3ad8b') + sub = info_dict[0]['subtitles']['en'] + self.assertEqual(md5(sub), '13aeaa0c245a8bed9a451cb643e3ad8b') def test_youtube_subtitles_vtt_format(self): DL = FakeYDL() DL.params['writesubtitles'] = True DL.params['subtitlesformat'] = 'vtt' IE = YoutubeIE(DL) info_dict = IE.extract('QRS8MkLhQmM') - sub = info_dict[0]['subtitles'][0] - self.assertEqual(md5(sub[2]), '356cdc577fde0c6783b9b822e7206ff7') + sub = info_dict[0]['subtitles']['en'] + self.assertEqual(md5(sub), '356cdc577fde0c6783b9b822e7206ff7') def test_youtube_list_subtitles(self): DL = FakeYDL() DL.params['listsubtitles'] = True @@ -88,8 +88,8 @@ class TestYoutubeSubtitles(unittest.TestCase): DL.params['subtitleslang'] = 'it' IE = YoutubeIE(DL) info_dict = IE.extract('8YoUxe5ncPo') - sub = info_dict[0]['subtitles'][0] - self.assertTrue(sub[2] is not None) + sub = info_dict[0]['subtitles']['it'] + self.assertTrue(sub is not None) if __name__ == '__main__': unittest.main() diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py index 4a8cafdb4..be6ceafcc 100644 --- a/youtube_dl/YoutubeDL.py +++ b/youtube_dl/YoutubeDL.py @@ -492,19 +492,16 @@ class YoutubeDL(object): # that way it will silently go on when used with unsupporting IE subtitles = info_dict['subtitles'] sub_format = self.params.get('subtitlesformat') - for subtitle in subtitles: - (sub_error, sub_lang, sub) = subtitle - if sub_error: - self.report_warning("Some error while getting the subtitles") - else: - try: - sub_filename = filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + sub_format - self.report_writesubtitles(sub_filename) - with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8') as subfile: - subfile.write(sub) - except (OSError, IOError): - self.report_error(u'Cannot write subtitles file ' + descfn) - return + for sub_lang in subtitles.keys(): + sub = subtitles[sub_lang] + try: + sub_filename = filename.rsplit('.', 1)[0] + u'.' + sub_lang + u'.' + sub_format + self.report_writesubtitles(sub_filename) + with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8') as subfile: + subfile.write(sub) + except (OSError, IOError): + self.report_error(u'Cannot write subtitles file ' + descfn) + return if self.params.get('writeinfojson', False): infofn = filename + u'.info.json' diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py index da50abfc1..e2e192bef 100644 --- a/youtube_dl/extractor/common.py +++ b/youtube_dl/extractor/common.py @@ -47,7 +47,8 @@ class InfoExtractor(object): uploader_id: Nickname or id of the video uploader. location: Physical location of the video. player_url: SWF Player URL (used for rtmpdump). - subtitles: The subtitle file contents. + subtitles: The subtitle file contents as a dictionary in the format + {language: subtitles}. view_count: How many users have watched the video on the platform. urlhandle: [internal] The urlHandle to be used to download the file, like returned by urllib.request.urlopen diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py index 12e8fc25d..78500b0f7 100644 --- a/youtube_dl/extractor/youtube.py +++ b/youtube_dl/extractor/youtube.py @@ -209,11 +209,13 @@ class YoutubeIE(InfoExtractor): try: sub_list = compat_urllib_request.urlopen(request).read().decode('utf-8') except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: - return (u'unable to download video subtitles: %s' % compat_str(err), None) + self._downloader.report_warning(u'unable to download video subtitles: %s' % compat_str(err)) + return {} sub_lang_list = re.findall(r'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list) sub_lang_list = dict((l[1], l[0]) for l in sub_lang_list) if not sub_lang_list: - return (u'video doesn\'t have subtitles', None) + self._downloader.report_warning(u'video doesn\'t have subtitles') + return {} return sub_lang_list def _list_available_subtitles(self, video_id): @@ -222,8 +224,7 @@ class YoutubeIE(InfoExtractor): def _request_subtitle(self, sub_lang, sub_name, video_id, format): """ - Return tuple: - (error_message, sub_lang, sub) + Return the subtitle as a string or None if they are not found """ self.report_video_subtitles_request(video_id, sub_lang, format) params = compat_urllib_parse.urlencode({ @@ -236,10 +237,12 @@ class YoutubeIE(InfoExtractor): try: sub = compat_urllib_request.urlopen(url).read().decode('utf-8') except (compat_urllib_error.URLError, compat_http_client.HTTPException, socket.error) as err: - return (u'unable to download video subtitles: %s' % compat_str(err), None, None) + self._downloader.report_warning(u'unable to download video subtitles for %s: %s' % (sub_lang, compat_str(err))) + return if not sub: - return (u'Did not fetch video subtitles', None, None) - return (None, sub_lang, sub) + self._downloader.report_warning(u'Did not fetch video subtitles') + return + return sub def _request_automatic_caption(self, video_id, webpage): """We need the webpage for getting the captions url, pass it as an @@ -250,7 +253,8 @@ class YoutubeIE(InfoExtractor): mobj = re.search(r';ytplayer.config = ({.*?});', webpage) err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang if mobj is None: - return [(err_msg, None, None)] + self._downloader.report_warning(err_msg) + return {} player_config = json.loads(mobj.group(1)) try: args = player_config[u'args'] @@ -265,19 +269,20 @@ class YoutubeIE(InfoExtractor): }) subtitles_url = caption_url + '&' + params sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions') - return [(None, sub_lang, sub)] + return {sub_lang: sub} except KeyError: - return [(err_msg, None, None)] + self._downloader.report_warning(err_msg) + return {} def _extract_subtitle(self, video_id): """ - Return a list with a tuple: - [(error_message, sub_lang, sub)] + Return a dictionary: {language: subtitles} or {} if the subtitles + couldn't be found """ sub_lang_list = self._get_available_subtitles(video_id) sub_format = self._downloader.params.get('subtitlesformat') - if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles - return [(sub_lang_list[0], None, None)] + if not sub_lang_list: #There was some error, it didn't get the available subtitles + return {} if self._downloader.params.get('subtitleslang', False): sub_lang = self._downloader.params.get('subtitleslang') elif 'en' in sub_lang_list: @@ -285,20 +290,28 @@ class YoutubeIE(InfoExtractor): else: sub_lang = list(sub_lang_list.keys())[0] if not sub_lang in sub_lang_list: - return [(u'no closed captions found in the specified language "%s"' % sub_lang, None, None)] + self._downloader.report_warning(u'no closed captions found in the specified language "%s"' % sub_lang) + return {} subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format) - return [subtitle] + if subtitle: + self.to_screen('sub %s' % subtitle[:20]) + return {sub_lang: subtitle} + else: + return {} def _extract_all_subtitles(self, video_id): + """ + Return a dicitonary: {language: subtitles} or {} if the subtitles + couldn't be found + """ sub_lang_list = self._get_available_subtitles(video_id) sub_format = self._downloader.params.get('subtitlesformat') - if isinstance(sub_lang_list,tuple): #There was some error, it didn't get the available subtitles - return [(sub_lang_list[0], None, None)] - subtitles = [] + subtitles = {} for sub_lang in sub_lang_list: subtitle = self._request_subtitle(sub_lang, sub_lang_list[sub_lang].encode('utf-8'), video_id, sub_format) - subtitles.append(subtitle) + if subtitle: + subtitles[sub_lang] = subtitle return subtitles def _print_formats(self, formats): @@ -523,23 +536,11 @@ class YoutubeIE(InfoExtractor): if self._downloader.params.get('writesubtitles', False): video_subtitles = self._extract_subtitle(video_id) - if video_subtitles: - (sub_error, sub_lang, sub) = video_subtitles[0] - if sub_error: - self._downloader.report_warning(sub_error) - - if self._downloader.params.get('writeautomaticsub', False): + elif self._downloader.params.get('writeautomaticsub', False): video_subtitles = self._request_automatic_caption(video_id, video_webpage) - (sub_error, sub_lang, sub) = video_subtitles[0] - if sub_error: - self._downloader.report_warning(sub_error) if self._downloader.params.get('allsubtitles', False): video_subtitles = self._extract_all_subtitles(video_id) - for video_subtitle in video_subtitles: - (sub_error, sub_lang, sub) = video_subtitle - if sub_error: - self._downloader.report_warning(sub_error) if self._downloader.params.get('listsubtitles', False): self._list_available_subtitles(video_id)