parameters: (self, s='')
docstring: (INTERNAL) Encodes a comment line.
  
          Comments are single line strings starting, obligatorily, with the ``%``
          character, and can have any symbol, including whitespaces or special
          characters.
  
          If ``s`` is None, this method will simply return an empty comment.
  
          :param s: (OPTIONAL) string.
          :return: a string with the encoded comment line.
docstring_summary: (INTERNAL) Encodes a comment line.
docstring_tokens: ( INTERNAL ) Encodes a comment line .
function: def _encode_comment(self, s=''):
          '''(INTERNAL) Encodes a comment line.
  
          Comments are single line strings starting, obligatorily, with the ``%``
          character, and can have any symbol, including whitespaces or special
          characters.
  
          If ``s`` is None, this method will simply return an empty comment.
  
          :param s: (OPTIONAL) string.
          :return: a string with the encoded comment line.
          '''
          if s:
              return u'%s %s'%(_TK_COMMENT, s)
          else:
              return u'%s' % _TK_COMMENT
function_tokens: def _encode_comment ( self , s = '' ) : if s : return u'%s %s' % ( _TK_COMMENT , s ) else : return u'%s' % _TK_COMMENT