From 331ce0a05d08f39f93d1568b37f3d3252c90b86e Mon Sep 17 00:00:00 2001 From: Ricardo Garcia Date: Sat, 23 Oct 2010 13:19:26 +0200 Subject: [PATCH] Use stderr for output when the output file is "-" (fixes issue #216) --- youtube-dl | 93 ++++++++++++++++++++++++++++-------------------------- 1 file changed, 49 insertions(+), 44 deletions(-) diff --git a/youtube-dl b/youtube-dl index 26cdc6ef2c..e681e2d3fd 100755 --- a/youtube-dl +++ b/youtube-dl @@ -204,6 +204,7 @@ class FileDownloader(object): continuedl: Try to continue downloads if possible. noprogress: Do not print the progress bar. playliststart: Playlist item to start at. + logtostderr: Log messages to stderr instead of stdout. """ params = None @@ -211,6 +212,7 @@ class FileDownloader(object): _pps = [] _download_retcode = None _num_downloads = None + _screen_file = None def __init__(self, params): """Create a FileDownloader object with the given options.""" @@ -218,6 +220,7 @@ class FileDownloader(object): self._pps = [] self._download_retcode = 0 self._num_downloads = 0 + self._screen_file = [sys.stdout, sys.stderr][params.get('logtostderr', False)] self.params = params @staticmethod @@ -304,12 +307,13 @@ class FileDownloader(object): self._pps.append(pp) pp.set_downloader(self) - def to_stdout(self, message, skip_eol=False, ignore_encoding_errors=False): + def to_screen(self, message, skip_eol=False, ignore_encoding_errors=False): """Print message to stdout if not in quiet mode.""" try: if not self.params.get('quiet', False): - print (u'%s%s' % (message, [u'\n', u''][skip_eol])).encode(preferredencoding()), - sys.stdout.flush() + terminator = [u'\n', u''][skip_eol] + print >>self._screen_file, (u'%s%s' % (message, terminator)).encode(preferredencoding()), + self._screen_file.flush() except (UnicodeEncodeError), err: if not ignore_encoding_errors: raise @@ -350,40 +354,40 @@ class FileDownloader(object): def report_destination(self, filename): """Report destination filename.""" - self.to_stdout(u'[download] Destination: %s' % filename, ignore_encoding_errors=True) + self.to_screen(u'[download] Destination: %s' % filename, ignore_encoding_errors=True) def report_progress(self, percent_str, data_len_str, speed_str, eta_str): """Report download progress.""" if self.params.get('noprogress', False): return - self.to_stdout(u'\r[download] %s of %s at %s ETA %s' % + self.to_screen(u'\r[download] %s of %s at %s ETA %s' % (percent_str, data_len_str, speed_str, eta_str), skip_eol=True) def report_resuming_byte(self, resume_len): """Report attempt to resume at given byte.""" - self.to_stdout(u'[download] Resuming download at byte %s' % resume_len) + self.to_screen(u'[download] Resuming download at byte %s' % resume_len) def report_retry(self, count, retries): """Report retry in case of HTTP error 5xx""" - self.to_stdout(u'[download] Got server HTTP error. Retrying (attempt %d of %d)...' % (count, retries)) + self.to_screen(u'[download] Got server HTTP error. Retrying (attempt %d of %d)...' % (count, retries)) def report_file_already_downloaded(self, file_name): """Report file has already been fully downloaded.""" try: - self.to_stdout(u'[download] %s has already been downloaded' % file_name) + self.to_screen(u'[download] %s has already been downloaded' % file_name) except (UnicodeEncodeError), err: - self.to_stdout(u'[download] The file has already been downloaded') + self.to_screen(u'[download] The file has already been downloaded') def report_unable_to_resume(self): """Report it was impossible to resume download.""" - self.to_stdout(u'[download] Unable to resume') + self.to_screen(u'[download] Unable to resume') def report_finish(self): """Report download finished.""" if self.params.get('noprogress', False): - self.to_stdout(u'[download] Download completed') + self.to_screen(u'[download] Download completed') else: - self.to_stdout(u'') + self.to_screen(u'') def increment_downloads(self): """Increment the ordinal that assigns a number to each file.""" @@ -493,14 +497,14 @@ class FileDownloader(object): retval = subprocess.call(basic_args + [[], ['-e', '-k', '1']][self.params.get('continuedl', False)]) while retval == 2 or retval == 1: prevsize = os.path.getsize(filename) - self.to_stdout(u'\r[rtmpdump] %s bytes' % prevsize, skip_eol=True) + self.to_screen(u'\r[rtmpdump] %s bytes' % prevsize, skip_eol=True) time.sleep(5.0) # This seems to be needed retval = subprocess.call(basic_args + ['-e'] + [[], ['-k', '1']][retval == 1]) cursize = os.path.getsize(filename) if prevsize == cursize and retval == 1: break if retval == 0: - self.to_stdout(u'\r[rtmpdump] %s bytes' % os.path.getsize(filename)) + self.to_screen(u'\r[rtmpdump] %s bytes' % os.path.getsize(filename)) return True else: self.trouble(u'\nERROR: rtmpdump exited with code %d' % retval) @@ -717,35 +721,35 @@ class YoutubeIE(InfoExtractor): def report_lang(self): """Report attempt to set language.""" - self._downloader.to_stdout(u'[youtube] Setting language') + self._downloader.to_screen(u'[youtube] Setting language') def report_login(self): """Report attempt to log in.""" - self._downloader.to_stdout(u'[youtube] Logging in') + self._downloader.to_screen(u'[youtube] Logging in') def report_age_confirmation(self): """Report attempt to confirm age.""" - self._downloader.to_stdout(u'[youtube] Confirming age') + self._downloader.to_screen(u'[youtube] Confirming age') def report_video_webpage_download(self, video_id): """Report attempt to download video webpage.""" - self._downloader.to_stdout(u'[youtube] %s: Downloading video webpage' % video_id) + self._downloader.to_screen(u'[youtube] %s: Downloading video webpage' % video_id) def report_video_info_webpage_download(self, video_id): """Report attempt to download video info webpage.""" - self._downloader.to_stdout(u'[youtube] %s: Downloading video info webpage' % video_id) + self._downloader.to_screen(u'[youtube] %s: Downloading video info webpage' % video_id) def report_information_extraction(self, video_id): """Report attempt to extract video information.""" - self._downloader.to_stdout(u'[youtube] %s: Extracting video information' % video_id) + self._downloader.to_screen(u'[youtube] %s: Extracting video information' % video_id) def report_unavailable_format(self, video_id, format): """Report extracted video URL.""" - self._downloader.to_stdout(u'[youtube] %s: Format %s not available' % (video_id, format)) + self._downloader.to_screen(u'[youtube] %s: Format %s not available' % (video_id, format)) def report_rtmp_download(self): """Indicate the download will use the RTMP protocol.""" - self._downloader.to_stdout(u'[youtube] RTMP download detected') + self._downloader.to_screen(u'[youtube] RTMP download detected') def _real_initialize(self): if self._downloader is None: @@ -973,19 +977,19 @@ class MetacafeIE(InfoExtractor): def report_disclaimer(self): """Report disclaimer retrieval.""" - self._downloader.to_stdout(u'[metacafe] Retrieving disclaimer') + self._downloader.to_screen(u'[metacafe] Retrieving disclaimer') def report_age_confirmation(self): """Report attempt to confirm age.""" - self._downloader.to_stdout(u'[metacafe] Confirming age') + self._downloader.to_screen(u'[metacafe] Confirming age') def report_download_webpage(self, video_id): """Report webpage download.""" - self._downloader.to_stdout(u'[metacafe] %s: Downloading webpage' % video_id) + self._downloader.to_screen(u'[metacafe] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self._downloader.to_stdout(u'[metacafe] %s: Extracting information' % video_id) + self._downloader.to_screen(u'[metacafe] %s: Extracting information' % video_id) def _real_initialize(self): # Retrieve disclaimer @@ -1113,11 +1117,11 @@ class DailymotionIE(InfoExtractor): def report_download_webpage(self, video_id): """Report webpage download.""" - self._downloader.to_stdout(u'[dailymotion] %s: Downloading webpage' % video_id) + self._downloader.to_screen(u'[dailymotion] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self._downloader.to_stdout(u'[dailymotion] %s: Extracting information' % video_id) + self._downloader.to_screen(u'[dailymotion] %s: Extracting information' % video_id) def _real_initialize(self): return @@ -1200,11 +1204,11 @@ class GoogleIE(InfoExtractor): def report_download_webpage(self, video_id): """Report webpage download.""" - self._downloader.to_stdout(u'[video.google] %s: Downloading webpage' % video_id) + self._downloader.to_screen(u'[video.google] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self._downloader.to_stdout(u'[video.google] %s: Extracting information' % video_id) + self._downloader.to_screen(u'[video.google] %s: Extracting information' % video_id) def _real_initialize(self): return @@ -1310,11 +1314,11 @@ class PhotobucketIE(InfoExtractor): def report_download_webpage(self, video_id): """Report webpage download.""" - self._downloader.to_stdout(u'[photobucket] %s: Downloading webpage' % video_id) + self._downloader.to_screen(u'[photobucket] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self._downloader.to_stdout(u'[photobucket] %s: Extracting information' % video_id) + self._downloader.to_screen(u'[photobucket] %s: Extracting information' % video_id) def _real_initialize(self): return @@ -1394,11 +1398,11 @@ class YahooIE(InfoExtractor): def report_download_webpage(self, video_id): """Report webpage download.""" - self._downloader.to_stdout(u'[video.yahoo] %s: Downloading webpage' % video_id) + self._downloader.to_screen(u'[video.yahoo] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self._downloader.to_stdout(u'[video.yahoo] %s: Extracting information' % video_id) + self._downloader.to_screen(u'[video.yahoo] %s: Extracting information' % video_id) def _real_initialize(self): return @@ -1546,12 +1550,12 @@ class GenericIE(InfoExtractor): def report_download_webpage(self, video_id): """Report webpage download.""" - self._downloader.to_stdout(u'WARNING: Falling back on generic information extractor.') - self._downloader.to_stdout(u'[generic] %s: Downloading webpage' % video_id) + self._downloader.to_screen(u'WARNING: Falling back on generic information extractor.') + self._downloader.to_screen(u'[generic] %s: Downloading webpage' % video_id) def report_extraction(self, video_id): """Report information extraction.""" - self._downloader.to_stdout(u'[generic] %s: Extracting information' % video_id) + self._downloader.to_screen(u'[generic] %s: Extracting information' % video_id) def _real_initialize(self): return @@ -1653,7 +1657,7 @@ class YoutubeSearchIE(InfoExtractor): def report_download_page(self, query, pagenum): """Report attempt to download playlist page with given number.""" query = query.decode(preferredencoding()) - self._downloader.to_stdout(u'[youtube] query "%s": Downloading page %s' % (query, pagenum)) + self._downloader.to_screen(u'[youtube] query "%s": Downloading page %s' % (query, pagenum)) def _real_initialize(self): self._youtube_ie.initialize() @@ -1744,7 +1748,7 @@ class GoogleSearchIE(InfoExtractor): def report_download_page(self, query, pagenum): """Report attempt to download playlist page with given number.""" query = query.decode(preferredencoding()) - self._downloader.to_stdout(u'[video.google] query "%s": Downloading page %s' % (query, pagenum)) + self._downloader.to_screen(u'[video.google] query "%s": Downloading page %s' % (query, pagenum)) def _real_initialize(self): self._google_ie.initialize() @@ -1835,7 +1839,7 @@ class YahooSearchIE(InfoExtractor): def report_download_page(self, query, pagenum): """Report attempt to download playlist page with given number.""" query = query.decode(preferredencoding()) - self._downloader.to_stdout(u'[video.yahoo] query "%s": Downloading page %s' % (query, pagenum)) + self._downloader.to_screen(u'[video.yahoo] query "%s": Downloading page %s' % (query, pagenum)) def _real_initialize(self): self._yahoo_ie.initialize() @@ -1925,7 +1929,7 @@ class YoutubePlaylistIE(InfoExtractor): def report_download_page(self, playlist_id, pagenum): """Report attempt to download playlist page with given number.""" - self._downloader.to_stdout(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum)) + self._downloader.to_screen(u'[youtube] PL %s: Downloading page #%s' % (playlist_id, pagenum)) def _real_initialize(self): self._youtube_ie.initialize() @@ -1989,7 +1993,7 @@ class YoutubeUserIE(InfoExtractor): def report_download_page(self, username): """Report attempt to download user page.""" - self._downloader.to_stdout(u'[youtube] user %s: Downloading page ' % (username)) + self._downloader.to_screen(u'[youtube] user %s: Downloading page ' % (username)) def _real_initialize(self): self._youtube_ie.initialize() @@ -2090,7 +2094,7 @@ if __name__ == '__main__': if not os.access (filename, os.W_OK): sys.exit('ERROR: no write permissions on %s' % filename) - downloader.to_stdout('Updating to latest stable version...') + downloader.to_screen('Updating to latest stable version...') latest_url = 'http://bitbucket.org/rg3/youtube-dl/raw/tip/LATEST_VERSION' latest_version = urllib.urlopen(latest_url).read().strip() prog_url = 'http://bitbucket.org/rg3/youtube-dl/raw/%s/youtube-dl' % latest_version @@ -2098,7 +2102,7 @@ if __name__ == '__main__': stream = open(filename, 'w') stream.write(newcontent) stream.close() - downloader.to_stdout('Updated to version %s' % latest_version) + downloader.to_screen('Updated to version %s' % latest_version) # Parse command line parser = optparse.OptionParser( @@ -2280,6 +2284,7 @@ if __name__ == '__main__': 'continuedl': opts.continue_dl, 'noprogress': opts.noprogress, 'playliststart': opts.playliststart, + 'logtostderr': opts.outtmpl == '-', }) fd.add_info_extractor(youtube_search_ie) fd.add_info_extractor(youtube_pl_ie)