original_string: public static function getInstance()
      {
          if (!function_exists("curl_init")) {
              Error::throwError("cine");
          }
  
          static $inst = null;
          if ($inst === null) {
              $inst = new Connection();
              $inst->client_user_agent = $inst->getBaseClientUserAgent();
          }
          return $inst;
      }
code: public static function getInstance()
      {
          if (!function_exists("curl_init")) {
              Error::throwError("cine");
          }
  
          static $inst = null;
          if ($inst === null) {
              $inst = new Connection();
              $inst->client_user_agent = $inst->getBaseClientUserAgent();
          }
          return $inst;
      }
code_tokens: public static function getInstance ( ) { if ( ! function_exists ( "curl_init" ) ) { Error :: throwError ( "cine" ) ; } static $ inst = null ; if ( $ inst === null ) { $ inst = new Connection ( ) ; $ inst -> client_user_agent = $ inst -> getBaseClientUserAgent ( ) ; } return $ inst ; }
docstring: Call this method to get singleton
  
  @return Connection
docstring_tokens: Call this method to get singleton