【发布时间】:2018-09-01 01:34:35
【问题描述】:
我正在尝试使用 Astropy 来确定日期/时间的坐标。我想创建一个包含按小时增加的日期和时间的列表。例如:
[2018-01-01 00:00:00,2018-01-01 01:00:00,2018-01-01 02:00:00]
但是,我需要将日期从 2018 年 1 月 1 日到 2019 年 8 月 31 日,并包括 0 到 24 小时,即:
[2018-01-01 00:00:00,2018-01-01 01:00:00,2018-01-01 02:00:00,....2018-01-01
23:00:00,2018-01-02 00:00:00,2018-01-02 01:00:00,2018-01-02 02:00:00,....
2018-01-02 23:00:00,...]
这是我到目前为止的代码:
import pandas as pd
import numpy as np
dates=[]
for i in np.arange(0,24):
d=pd.date_range('2018-01-01', periods=243) + pd.Timedelta(hours=i)
dates.append(d)
tim=[]
for j,k in zip(np.arange(0,24),np.arange(0,243)):
t=dates[j][k]
tim.append(t)
print(tim)
返回:
[Timestamp('2018-01-01 00:00:00', freq='D'), Timestamp('2018-01-02 01:00:00',
freq='D'), Timestamp('2018-01-03 02:00:00', freq='D'), Timestamp('2018-01-04
03:00:00', freq='D'), Timestamp('2018-01-05 04:00:00', freq='D'),
Timestamp('2018-01-06 05:00:00', freq='D'), Timestamp('2018-01-07 06:00:00',
freq='D'), Timestamp('2018-01-08 07:00:00', freq='D'), Timestamp('2018-01-09
08:00:00', freq='D'), Timestamp('2018-01-10 09:00:00', freq='D'),
Timestamp('2018-01-11 10:00:00', freq='D'), Timestamp('2018-01-12 11:00:00',
freq='D'), Timestamp('2018-01-13 12:00:00', freq='D'), Timestamp('2018-01-14
13:00:00', freq='D'), Timestamp('2018-01-15 14:00:00', freq='D'),
Timestamp('2018-01-16 15:00:00', freq='D'), Timestamp('2018-01-17 16:00:00',
freq='D'), Timestamp('2018-01-18 17:00:00', freq='D'), Timestamp('2018-01-19
18:00:00', freq='D'), Timestamp('2018-01-20 19:00:00', freq='D'),
Timestamp('2018-01-21 20:00:00', freq='D'), Timestamp('2018-01-22 21:00:00',
freq='D'), Timestamp('2018-01-23 22:00:00', freq='D'), Timestamp('2018-01-24
23:00:00', freq='D')]
请帮忙!谢谢。
【问题讨论】:
标签: python pandas date datetime time