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svsky
V2EX  ›  Python

Python 生成一个每隔 5 分钟的时间序列,能简化下吗?

  •  
  •   svsky · Jul 9, 2017 · 8803 views
    This topic created in 3226 days ago, the information mentioned may be changed or developed.
    如下:
    for x in range(0,24):
    if len(str(x)) == 1:
    x = str(0)+str(x)
    for y in range(0,60,5):
    if len(str(y)) == 1:
    y = str(0)+str(y)
    print(str(x)+":"+str(y))
    14 replies    2017-07-18 11:52:28 +08:00
    yemoluo
        1
    yemoluo  
       Jul 9, 2017
    ```python
    s = ["{:0>2}:{:0>2}".format(i/60,i%60) for i in range(0,86400,5)]
    ```
    yemoluo
        2
    yemoluo  
       Jul 9, 2017
    @GTim 把 5 分钟看成秒了,把 86400 换成 1440
    hxsf
        3
    hxsf  
       Jul 9, 2017
    [str(x) + ':' + str(y) for x in range(0, 24) for y in range(0, 60, 5)] 用推导式啊。。。
    hsmocc
        4
    hsmocc  
       Jul 9, 2017 via iPhone   ❤️ 1
    ["%02d:%02d" %(h,m) for h in range(0, 24) for m in range(0, 60, 5)]
    staticor
        5
    staticor  
       Jul 9, 2017
    如果用过 Pandas 的话有方便的时间序列函数.

    ```python
    import pandas as pd
    pd.date_range('2017-01-01 01:00:00', '2017-01-01 02:00:00', freq= '5min')

    ```
    Hieast
        6
    Hieast  
       Jul 9, 2017 via Android
    arrow 也有专门的时间序列函数
    Finest
        7
    Finest  
       Jul 9, 2017
    if len(str(y)) == 1:
    为啥不直接 if y< 10: 呢。
    raiz
        8
    raiz  
       Jul 9, 2017
    seq = ["%02d:%02d" %(i, j) for i in range(0,24) for j in range(0,60,5)]
    hugo775128583
        9
    hugo775128583  
       Jul 9, 2017 via Android
    你需要 rrule
    mckelvin
        10
    mckelvin  
       Jul 10, 2017
    ```
    import datetime
    start_dt = datetime.datetime(2017, 1, 1)
    interval = datetime.timedelta(seconds=300)
    for i in range(24 * 12):
    print (start_dt + interval * i).strftime("%H:%M")
    ```
    svsky
        11
    svsky  
    OP
       Jul 10, 2017
    @hsmocc 谢谢
    hwsdien
        12
    hwsdien  
       Jul 10, 2017
    import arrow
    start, end = arrow.now().span('day')
    print [repr(r) for r in arrow.Arrow.range('minute', start, end) if r.minute % 5 == 0]
    xuzixx1001
        13
    xuzixx1001  
       Jul 10, 2017
    9 楼+1 dateutil rrule
    yylucifer
        14
    yylucifer  
       Jul 18, 2017
    @GTim 这个不错
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