original_string: protected function _master()
      {
          if (null === $this->_master) {
              $this->_master = $this->_connection($this->_config_master);
          }
          return $this->_master;
      }
code: protected function _master()
      {
          if (null === $this->_master) {
              $this->_master = $this->_connection($this->_config_master);
          }
          return $this->_master;
      }
code_tokens: protected function _master ( ) { if ( null === $ this -> _master ) { $ this -> _master = $ this -> _connection ( $ this -> _config_master ) ; } return $ this -> _master ; }
docstring: Get the master connection
  
  @return \Redis
docstring_tokens: Get the master connection