def Log(self, message):
		self.file.write("[%s] %s\n" % (time.strftime("%Y-%m-%d %H:%M:%S"), Formatting.Encode(message)))
Calculate Spearman's rank correlation coefficient between ``y_true`` and
dataset/ETHPy150Open Pathoschild/stewbot/stewbot/components/LogFile.py/LogFile.Log--crossover with--dataset/ETHPy150Open EducationalTestingService/skll/skll/metrics.py/spearman