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20221203记录
import os,time,datetimefilepath = r'E:\chromedriver.exe'# 1，文件的创建时间(时间戳):# <class 'float'> 1664002851.0419765ctime = os.path.getctime(filepath)print(type(ctime),ctime)# 2，时间戳转换成本地时间:# <class 'time.struct_time'> time.struct_time(tm_year=2022, tm_mon=9, tm_mday=24, tm_hour=15, tm_min=0, tm_sec=51, tm_wday=5, tm_yday=267, tm_isdst=0)locatime = time.localtime(ctime)print(type(locatime),locatime)# 3，本地时间转换成字符串:# <class 'str'> 2022-09-24 15:00:51strtime = time.strftime('%Y-%m-%d %H:%M:%S',locatime)print(type(strtime),strtime)'''注意：datetime.datetime.strftime()，也可以进行时间转字符串，但是这里 locatime 不符合datetime的转换类型条件，会报错如下：TypeError: descriptor 'strftime' for 'datetime.date' objects doesn't apply to a 'time.struct_time' object所以如下的 strtime02 不可以，strtime03可以；strtime02 = datetime.datetime.strftime(locatime,'%Y-%m-%d %H:%M:%S')strtime03 = datetime.datetime.strftime(datetime.datetime.today(),'%Y-%m-%d %H:%M:%S')'''# 4，字符串转换成日期:# <class 'datetime.datetime'> 2022-09-24 15:00:51datime = datetime.datetime.strptime(strtime,'%Y-%m-%d %H:%M:%S')print(type(datime),datime)'''注意：time.strptime(strtime,'%Y-%m-%d %H:%M:%S') 也可以进行字符串转换成日期，但是得到的数据如下，这种日期数据不直观：<class 'time.struct_time'> time.struct_time(tm_year=2022, tm_mon=9, tm_mday=24, tm_hour=15, tm_min=0, tm_sec=51, tm_wday=5, tm_yday=267, tm_isdst=-1)所以这里使用 datetime.datetime.strptime(strtime,'%Y-%m-%d %H:%M:%S') 进行转换'''# 5，计算文件创建的天数:nowday = datetime.datetime.today()print(type(nowday),nowday) # <class 'datetime.datetime'> 2022-12-03 15:04:39.670033ndays = (nowday-datime).daysprint(ndays) # 70
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