Panadas基于python中的分钟滚动总和 [英] Panadas rolling sum based on minutes in python

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问题描述

我有这个df,我想对滚动进行总结(对groupby进行总结)

I have this df and I want to sum with rolling (and not with groupby)

       dateTime        1min       hour    minute X  EXPECTED Rolling_X
2017-09-19 02:00:04 2017-09-19 02:00:00 2   0   93  93
2017-09-19 02:00:04 2017-09-19 02:00:00 2   0   1   94
2017-09-19 02:00:04 2017-09-19 02:00:00 2   0   1   95
2017-09-19 02:00:04 2017-09-19 02:00:00 2   0   0   95
2017-09-19 02:00:04 2017-09-19 02:00:00 2   0   0   95
2017-09-19 02:00:22 2017-09-19 02:00:00 2   0   1   96
2017-09-19 02:00:22 2017-09-19 02:00:00 2   0   1   97
2017-09-19 02:00:22 2017-09-19 02:00:00 2   0   2   99
2017-09-19 02:00:58 2017-09-19 02:00:00 2   0   1   100
2017-09-19 02:00:58 2017-09-19 02:00:00 2   0   0   100
2017-09-19 02:01:00 2017-09-19 02:01:00 2   1   7   7
2017-09-19 02:01:00 2017-09-19 02:01:00 2   1   0   7
2017-09-19 02:01:00 2017-09-19 02:01:00 2   1   0   7
2017-09-19 02:01:31 2017-09-19 02:01:00 2   1   0   7
2017-09-19 02:01:31 2017-09-19 02:01:00 2   1   1   8
2017-09-19 02:01:32 2017-09-19 02:01:00 2   1   1   9
2017-09-19 02:01:34 2017-09-19 02:01:00 2   1   0   9
2017-09-19 02:01:35 2017-09-19 02:01:00 2   1   0   9
2017-09-19 02:01:35 2017-09-19 02:01:00 2   1   0   9
2017-09-19 02:01:39 2017-09-19 02:01:00 2   1   1   10
2017-09-19 02:01:58 2017-09-19 02:01:00 2   1   2   12
2017-09-19 02:01:58 2017-09-19 02:01:00 2   1   0   12
2017-09-19 02:02:02 2017-09-19 02:02:00 2   2   3   3
2017-09-19 02:02:32 2017-09-19 02:02:00 2   2   0   3
2017-09-19 02:02:32 2017-09-19 02:02:00 2   2   1   4
2017-09-19 02:02:40 2017-09-19 02:02:00 2   2   0   4
2017-09-19 02:02:41 2017-09-19 02:02:00 2   2   0   4
2017-09-19 02:02:44 2017-09-19 02:02:00 2   2   1   5
2017-09-19 02:02:53 2017-09-19 02:02:00 2   2   1   6
2017-09-19 02:03:00 2017-09-19 02:03:00 2   3   1   1
2017-09-19 02:03:00 2017-09-19 02:03:00 2   3   1   2
2017-09-19 02:03:05 2017-09-19 02:03:00 2   3   1   3
2017-09-19 02:03:06 2017-09-19 02:03:00 2   3   0   3

问题是我需要每分钟滚动的总和,所以问题是: 如何根据分钟的变化重设滚动总和?

The problem is I need the rolling sum per minute so the question is: how do I reset the rolling sum based on a change in the minutes?

df.X.cumsum()

如何在其中添加重置?

谢谢! 类似于此处

推荐答案

输出:

              dateTime                 1min  hour  minute   X  EXPECTED Rolling_X   CumX
0  2017-09-19 02:00:04  2017-09-19 02:00:00     2       0  93                  93   93.0
1  2017-09-19 02:00:04  2017-09-19 02:00:00     2       0   1                  94   94.0
2  2017-09-19 02:00:04  2017-09-19 02:00:00     2       0   1                  95   95.0
3  2017-09-19 02:00:04  2017-09-19 02:00:00     2       0   0                  95   95.0
4  2017-09-19 02:00:04  2017-09-19 02:00:00     2       0   0                  95   95.0
5  2017-09-19 02:00:22  2017-09-19 02:00:00     2       0   1                  96   96.0
6  2017-09-19 02:00:22  2017-09-19 02:00:00     2       0   1                  97   97.0
7  2017-09-19 02:00:22  2017-09-19 02:00:00     2       0   2                  99   99.0
8  2017-09-19 02:00:58  2017-09-19 02:00:00     2       0   1                 100  100.0
9  2017-09-19 02:00:58  2017-09-19 02:00:00     2       0   0                 100  100.0
10 2017-09-19 02:01:00  2017-09-19 02:01:00     2       1   7                   7    7.0
11 2017-09-19 02:01:00  2017-09-19 02:01:00     2       1   0                   7    7.0
12 2017-09-19 02:01:00  2017-09-19 02:01:00     2       1   0                   7    7.0
13 2017-09-19 02:01:31  2017-09-19 02:01:00     2       1   0                   7    7.0
14 2017-09-19 02:01:31  2017-09-19 02:01:00     2       1   1                   8    8.0
15 2017-09-19 02:01:32  2017-09-19 02:01:00     2       1   1                   9    9.0
16 2017-09-19 02:01:34  2017-09-19 02:01:00     2       1   0                   9    9.0
17 2017-09-19 02:01:35  2017-09-19 02:01:00     2       1   0                   9    9.0
18 2017-09-19 02:01:35  2017-09-19 02:01:00     2       1   0                   9    9.0
19 2017-09-19 02:01:39  2017-09-19 02:01:00     2       1   1                  10   10.0
20 2017-09-19 02:01:58  2017-09-19 02:01:00     2       1   2                  12   12.0
21 2017-09-19 02:01:58  2017-09-19 02:01:00     2       1   0                  12   12.0
22 2017-09-19 02:02:02  2017-09-19 02:02:00     2       2   3                   3    3.0
23 2017-09-19 02:02:32  2017-09-19 02:02:00     2       2   0                   3    3.0
24 2017-09-19 02:02:32  2017-09-19 02:02:00     2       2   1                   4    4.0
25 2017-09-19 02:02:40  2017-09-19 02:02:00     2       2   0                   4    4.0
26 2017-09-19 02:02:41  2017-09-19 02:02:00     2       2   0                   4    4.0
27 2017-09-19 02:02:44  2017-09-19 02:02:00     2       2   1                   5    5.0
28 2017-09-19 02:02:53  2017-09-19 02:02:00     2       2   1                   6    6.0
29 2017-09-19 02:03:00  2017-09-19 02:03:00     2       3   1                   1    1.0
30 2017-09-19 02:03:00  2017-09-19 02:03:00     2       3   1                   2    2.0
31 2017-09-19 02:03:05  2017-09-19 02:03:00     2       3   1                   3    3.0
32 2017-09-19 02:03:06  2017-09-19 02:03:00     2       3   0                   3    3.0

这篇关于Panadas基于python中的分钟滚动总和的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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