original_string: public function sumStepCount()
      {
          $sum = 0;
          foreach ($this->installers as $installer) {
              $sum += $installer->stepCount();
          }
  
          return $sum;
      }
code: public function sumStepCount()
      {
          $sum = 0;
          foreach ($this->installers as $installer) {
              $sum += $installer->stepCount();
          }
  
          return $sum;
      }
code_tokens: public function sumStepCount ( ) { $ sum = 0 ; foreach ( $ this -> installers as $ installer ) { $ sum += $ installer -> stepCount ( ) ; } return $ sum ; }
docstring: Get the total number of steps from all installers.
  
  @return int
docstring_tokens: Get the total number of steps from all installers .