original_string: public function isEmailUnique($email)
      {
          $this->find("email", $email);
          if (isset($this->id)) {
              return false;
          }
          return true;
      }
code: public function isEmailUnique($email)
      {
          $this->find("email", $email);
          if (isset($this->id)) {
              return false;
          }
          return true;
      }
code_tokens: public function isEmailUnique ( $ email ) { $ this -> find ( "email" , $ email ) ; if ( isset ( $ this -> id ) ) { return false ; } return true ; }
docstring: Check whether the user is an Admin
  
  @return boolean true if user is an Admin
docstring_tokens: Check whether the user is an Admin