處理格式: 西歷
2016-11-11 18:28:26
2016- 11-11 18:28:54

from datetime import datetime, timedelta

with open('data', 'r') as f:
    datetimes = [datetime.strptime(line.strip(), "%Y-%m-%d %H:%M:%S") for line in f]

def get_dhms(td):
    """
    given a timedelta then return corresponding days/hours/minutes/seconds 
    """
    seconds = td.total_seconds()
    # return seconds/86400, seconds/3600, seconds/60, seconds  # 如果不捨去小數點，用此行
    return seconds//86400, seconds//3600, seconds//60, seconds

for dt in datetimes[1:]:
    td = (dt - datetimes[0])
    print dt, 'vs', datetimes[0], '->', get_dhms(td)
    

處理格式: 西歷
2016-11-11 18:28:26
NOV-11-2016 18:28:26

(目前還沒有找到解法)

處理格式: 民國
105-11-11 18:28:26
105-11-11 18:28:29

(目前還沒有找到解法)