python時間フォーマットおよび変換ファイル時間説明

#coding: utf-8
__author__ = 'KK'
import time

#             Wed Sep 06 20:14:46 2017
print time.ctime()
#        1504700086.44
print time.time()
#     struct_time   time.struct_time(tm_year=2017, tm_mon=9, tm_mday=6, tm_hour=20, tm_min=14, tm_sec=46, tm_wday=2, tm_yday=249, tm_isdst=0)
print time.localtime()
#             2017_09_06 20:14:46
print time.strftime("%Y_%m_%d %H:%M:%S")

 
  
    ：
  
 
  
 
  
import os
import time
import datetime
#         
file ="D:\\log.txt"
timestamp = os.path.getmtime(file)
#1504700941.93
print timestamp
#time.struct_time(tm_year=2017, tm_mon=9, tm_mday=6, tm_hour=20, tm_min=29, tm_sec=1, tm_wday=2, tm_yday=249, tm_isdst=0)
print time.localtime(timestamp)
#2017-09-06 20:29:01.934336
print datetime.datetime.fromtimestamp(timestamp)
#2017-09-06
print datetime.date.fromtimestamp(timestamp)
#time.struct_time(tm_year=2017, tm_mon=9, tm_mday=6, tm_hour=12, tm_min=29, tm_sec=1, tm_wday=2, tm_yday=249, tm_isdst=0)
print time.gmtime(os.path.getmtime(file))
  
#      ：
  
 
  
print os.path.getatime(file) #        1504700920.69 win2003 SP1             ，=    
print os.path.getctime(file) #        1504700920.69
print os.path.getmtime(file) #        1504705313.16
print time.gmtime(os.path.getmtime(file)) # struct_time          
print os.path.getsize(file) #      （     ）
print os.path.abspath(file) #      '/Volumes/Leopard/Users/Caroline/Desktop/1.mp4'
print os.path.normpath(file) #       '/Volumes/Leopard/Users/Caroline/Desktop/1.mp4'