Python中的日期差异（以分钟为单位）

from datetime import datetimefmt = '%Y-%m-%d %H:%M:%S'd1 = datetime.strptime('2010-01-01 17:31:22', fmt)d2 = datetime.strptime('2010-01-03 17:31:22', fmt)print (d2-d1).days * 24 * 60