1 #!/usr/bin/python3
2 # -*- coding: utf-8 -*-
3 # @Time : 2017/11/7 15:53
4 # @Author : Z.C.Wang
5 # @Email :
6 # @File : DateTime.py
7 # @Software: PyCharm Community Edition
8 """
9 Description : 有关时间转换（datetime）
10 主要内容：
11 1) 获取当前日期和时间
12 2) 获取指定日期和时间
13 3) datetime转换为timestamp
14 4) timestamp转换为datetime
15 5) str转换为datetime
16 6) datetime转换为str
17 7) datetime加减
18 """
19 import numpy as np
20 from datetime import datetime
21 from datetime import timedelta
22
23 # 1) 获取当前日期和时间
24 now = datetime.now() # 返回当前日期和时间
25 print('1)')
26 print('当前时间 :', now)
27
28 # 2) 获取指定日期和时间
29 dt = datetime(2017, 5, 28, 23, 10, 54)
30 print('2)')
31 print('指定时间 :', dt)
32
33 # 3) datetime转换为timestamp
34 dt_stamp = dt.timestamp()
35 print('3)')
36 print('指定时间对应时间戳 :', dt_stamp)
37
38 # 4) timestamp转换为datetime
39 t = 163423625
40 print('4)')
41 print('时间戳 :', t)
42 print('对应本地时间 :', datetime.fromtimestamp(t))
43 print('UTC标准时间 :', datetime.utcfromtimestamp(t))
44 print('weekOfDay :', datetime.fromtimestamp(t).weekday())
45
46 # 5) str转换为datetime
47 day = datetime.strptime('2016-12-2 15:45:35', '%Y-%m-%d %H:%M:%S')
48 print('5)')
49 print(day)
50
51 # 6) datetime转换为str
52 now = datetime.now()
53 print('6)')
54 print('当前时间 :', now)
55 print(now.strftime('%A, %B %d %H:%M, %Y'))
56
57 # 7) datetime加减
58 # datetime.timedelta(days=0, seconds=0, microseconds=0, milliseconds=0, minutes=0, hours=0, weeks=0)
59 now = datetime.now()
60 print('7)')
61 print('当前时间 :', now)
62 now_stamp = now.timestamp()
63 print('时间戳 :', now_stamp)
64 np.savetxt('now_stamp.txt', np.array([now_stamp]))
65 t = now + timedelta(days=1, hours=8, minutes=5, seconds=20)
66 print('1天8小时5分20秒之后的时间 :', t)
1 #!/usr/bin/python3
2 # -*- coding: utf-8 -*-
3 # @Time : 2017/11/7 15:53
4 # @Author : Z.C.Wang
5 # @Email :
6 # @File : DateTime.py
7 # @Software: PyCharm Community Edition
8 """
9 Description : 有关时间转换（datetime）
10 主要内容：
11 1) 获取当前日期和时间
12 2) 获取指定日期和时间
13 3) datetime转换为timestamp
14 4) timestamp转换为datetime
15 5) str转换为datetime
16 6) datetime转换为str
17 7) datetime加减
18 """
19 import numpy as np
20 from datetime import datetime
21 from datetime import timedelta
22
23 # 1) 获取当前日期和时间
24 now = datetime.now() # 返回当前日期和时间
25 print('1)')
26 print('当前时间 :', now)
27
28 # 2) 获取指定日期和时间
29 dt = datetime(2017, 5, 28, 23, 10, 54)
30 print('2)')
31 print('指定时间 :', dt)
32
33 # 3) datetime转换为timestamp
34 dt_stamp = dt.timestamp()
35 print('3)')
36 print('指定时间对应时间戳 :', dt_stamp)
37
38 # 4) timestamp转换为datetime
39 t = 163423625
40 print('4)')
41 print('时间戳 :', t)
42 print('对应本地时间 :', datetime.fromtimestamp(t))
43 print('UTC标准时间 :', datetime.utcfromtimestamp(t))
44 print('weekOfDay :', datetime.fromtimestamp(t).weekday())
45
46 # 5) str转换为datetime
47 day = datetime.strptime('2016-12-2 15:45:35', '%Y-%m-%d %H:%M:%S')
48 print('5)')
49 print(day)
50
51 # 6) datetime转换为str
52 now = datetime.now()
53 print('6)')
54 print('当前时间 :', now)
55 print(now.strftime('%A, %B %d %H:%M, %Y'))
56
57 # 7) datetime加减
58 # datetime.timedelta(days=0, seconds=0, microseconds=0, milliseconds=0, minutes=0, hours=0, weeks=0)
59 now = datetime.now()
60 print('7)')
61 print('当前时间 :', now)
62 now_stamp = now.timestamp()
63 print('时间戳 :', now_stamp)
64 np.savetxt('now_stamp.txt', np.array([now_stamp]))
65 t = now + timedelta(days=1, hours=8, minutes=5, seconds=20)
66 print('1天8小时5分20秒之后的时间 :', t)
