Deprecate --only-sub

youtube_dl/FileDownloader.py

@@ -83,7 +83,6 @@ class FileDownloader(object):
     writeinfojson:     Write the video description to a .info.json file
     writethumbnail:    Write the thumbnail image to a file
     writesubtitles:    Write the video subtitles to a file
-    onlysubtitles:     Downloads only the subtitles of the video
     allsubtitles:      Downloads all the subtitles of the video
     listsubtitles:     Lists all available subtitles for the video
     subtitlesformat:   Subtitle format [sbv/srt] (default=srt)
@@ -93,6 +92,7 @@ class FileDownloader(object):
     min_filesize:      Skip files smaller than this size
     max_filesize:      Skip files larger than this size
     daterange:         A DateRange object, download only if the upload_date is in the range.
+    skip_download:     Skip the actual download of the video file
     """
 
     params = None
@@ -597,7 +597,7 @@ class FileDownloader(object):
 
         try:
             dn = os.path.dirname(encodeFilename(filename))
-            if dn != '' and not os.path.exists(dn): # dn is already encoded
+            if dn != '' and not os.path.exists(dn):
                 os.makedirs(dn)
         except (OSError, IOError) as err:
             self.report_error(u'unable to create directory ' + compat_str(err))
@@ -630,8 +630,6 @@ class FileDownloader(object):
                 except (OSError, IOError):
                     self.report_error(u'Cannot write subtitles file ' + descfn)
                     return
-            if self.params.get('onlysubtitles', False):
-                return 
 
         if self.params.get('allsubtitles', False) and 'subtitles' in info_dict and info_dict['subtitles']:
             subtitles = info_dict['subtitles']
@@ -649,8 +647,6 @@ class FileDownloader(object):
                     except (OSError, IOError):
                         self.report_error(u'Cannot write subtitles file ' + descfn)
                         return
-            if self.params.get('onlysubtitles', False):
-                return 
 
         if self.params.get('writeinfojson', False):
             infofn = filename + u'.info.json'

youtube_dl/__init__.py

@@ -191,8 +191,8 @@ def parseOpts(overrideArguments=None):
             action='store_true', dest='writesubtitles',
             help='write subtitle file (currently youtube only)', default=False)
     video_format.add_option('--only-sub',
-            action='store_true', dest='onlysubtitles',
-            help='downloads only the subtitles (no video)', default=False)
+            action='store_true', dest='skip_download',
+            help='[deprecated] alias of --skip-download', default=False)
     video_format.add_option('--all-subs',
             action='store_true', dest='allsubtitles',
             help='downloads all the available subtitles of the video (currently youtube only)', default=False)
@@ -532,7 +532,6 @@ def _real_main(argv=None):
         'writeinfojson': opts.writeinfojson,
         'writethumbnail': opts.writethumbnail,
         'writesubtitles': opts.writesubtitles,
-        'onlysubtitles': opts.onlysubtitles,
         'allsubtitles': opts.allsubtitles,
         'listsubtitles': opts.listsubtitles,
         'subtitlesformat': opts.subtitlesformat,