src/Importer.php
protected function profiling($signal = true)
    {
        static $timeStart;
        if ($signal) {
            $timeStart = microtime(true);
        }
        if (!$signal) {
            $this->timeExecution = (microtime(true) - $timeStart) / 60;

            return $this->timeExecution;
        }
    }
protected function profiling($signal = true)
    {
        static $timeStart;
        if ($signal) {
            $timeStart = microtime(true);
        }
        if (!$signal) {
            $this->timeExecution = (microtime(true) - $timeStart) / 60;

            return $this->timeExecution;
        }
    }
Execution time of the script

@var bool $signal true - start, false - stop
@return float $timeExecution Total Execution Time in Mins