def METHOD_NAME(self):
    self._speed = (1 + self._index) / (time.time() - self._begin)
    infos = " | ".join(f"{k.capitalize()} {v}" for k, v in self._infos.items())
    if self._speed < 1e-4:
        speed = "oo sec/it"
    elif self._speed < 0.1:
        speed = f"{1/self._speed:.1f} sec/it"
    else:
        speed = f"{self._speed:.1f} it/sec"
    out = f"{self.name} | {self._index}/{self.total} | {speed}"
    if infos:
        out += " | " + infos
    self.logger.log(self.level, out)