          """ Number of faces or frames """
          if self.is_video:
              retval = int(count_frames_and_secs(self.folder)[0])
          else:
              retval = len(self.file_list_sorted)
          return retval
  
      def check_input_folder(self):
          """ makes sure that the frames or faces folder exists
              If frames folder contains a video file return imageio reader object """
          err = None
 
</s> remove     def count_frames(self):
 </s> add     @property
    def count(self): </s> remove             retval = int(count_frames_and_secs(self.folder)[0])
 </s> add             self._count = int(count_frames_and_secs(self.folder)[0]) </s> remove         self.count = self.count_frames()
 </s> add 
            self._count = len(self.file_list_sorted)
        return self._count
          """ Number of faces or frames """
          if self.is_video:
              retval = int(count_frames_and_secs(self.folder)[0])
          else:
            self._count = len(self.file_list_sorted)
        return self._count
            self._count = len(self.file_list_sorted)
        return self._count
  
      def check_input_folder(self):
          """ makes sure that the frames or faces folder exists
              If frames folder contains a video file return imageio reader object """
          err = None
keep keep keep keep replace replace keep keep keep keep keep
 Bugfix: Alignments tool: Face + Frames count 
tools/lib_alignments/media.py