original_string: public function get_blocks_for_region($region) {
          $this->check_is_loaded();
          $this->ensure_instances_exist($region);
          return $this->blockinstances[$region];
      }
code: public function get_blocks_for_region($region) {
          $this->check_is_loaded();
          $this->ensure_instances_exist($region);
          return $this->blockinstances[$region];
      }
code_tokens: public function get_blocks_for_region ( $ region ) { $ this -> check_is_loaded ( ) ; $ this -> ensure_instances_exist ( $ region ) ; return $ this -> blockinstances [ $ region ] ; }
docstring: Get an array of all blocks within a given region
  
  @param string $region a block region that exists on this page.
  @return array of block instances.
docstring_tokens: Get an array of all blocks within a given region