Merge remote branch 'joar/b681-comments_from_reviewing_video'

* joar/b681-comments_from_reviewing_video:
  Bug 681 - Comments from reviewing the new video merge

diff --cc mediagoblin/media_types/__init__.py
index 25f3d25503a826c91d7a2c88ea4e6ac17f26a82f,4fa56bc39ffad233d9b538df8d7a893182cef2b4..6f94c7147c143133fc5d6f53b889480eebe0ddd2
--- 1/mediagoblin/media_types/__init__.py
--- 2/mediagoblin/media_types/__init__.py
+++ b/mediagoblin/media_types/__init__.py
@@@ -51,14 -60,14 +60,18 @@@ def get_media_manager(_media_type)
          if media_type in _media_type:
              return manager
  
 +    # Nope?  Then raise an error
 +    raise FileTypeNotSupported(
 +        "MediaManager not in enabled types.  Check media_types in config?")
 +
  
  def get_media_type_and_manager(filename):
+     '''
+     Get the media type and manager based on a filename
+     '''
      for media_type, manager in get_media_managers():
          if filename.find('.') > 0:
+             # Get the file extension
              ext = os.path.splitext(filename)[1].lower()
          else:
              raise InvalidFileType(