original_string: public static function instance()
      {
          if ( !isset( self::$instance ) )
          {
              $ini = eZINI::instance( 'ezcomments.ini' );
              $className = $ini->variable( 'ManagerClasses', 'CommentManagerClass' );
              self::$instance = new $className();
          }
          return self::$instance;
      }
code: public static function instance()
      {
          if ( !isset( self::$instance ) )
          {
              $ini = eZINI::instance( 'ezcomments.ini' );
              $className = $ini->variable( 'ManagerClasses', 'CommentManagerClass' );
              self::$instance = new $className();
          }
          return self::$instance;
      }
code_tokens: public static function instance ( ) { if ( ! isset ( self :: $ instance ) ) { $ ini = eZINI :: instance ( 'ezcomments.ini' ) ; $ className = $ ini -> variable ( 'ManagerClasses' , 'CommentManagerClass' ) ; self :: $ instance = new $ className ( ) ; } return self :: $ instance ; }
docstring: create an instance of ezcomCommentManager
  @return ezcomCommentManager
docstring_tokens: create an instance of ezcomCommentManager