我有以下数据帧:
Date Team 1 Team 2 Score1 Score2
0 1-Oct-17 1 NaN 2 NaN
1 21:20 Chicago Cubs Cincinnati Reds 1 3.0
2 21:15 Kansas City Royals Arizona Diamondbacks 2 14.0
3 21:15 St.Louis Cardinals Milwaukee Brewers 1 6.0
4 30-Sep-17 1 NaN 2 NaN
5 22:15 St.Louis Cardinals Milwaukee Brewers 7 6.0
6 22:05 Chicago Cubs Cincinnati Reds 9 0.0
7 22:05 San Francisco Giants San Diego Padres 2 3.0
8 19:05 Boston Red Sox Houston Astros 6 3.0
9 29-Sep-17 1 NaN 2 NaN
10 20:20 Chicago Cubs Cincinnati Reds 5 4.0
11 19:05 New York Yankees Toronto Blue Jays 4 0.0
12 2:15 Kansas City Royals Detroit Tigers 1 4.0
13 2:10 Chicago White Sox Los Angeles Angels 5 4.0
为了得到这个结果,我需要填写日期值并替换时间值。你知道吗
Date Team 1 Team 2 Score1 Score2
0 1-Oct-17 1 NaN 2 NaN
1 1-Oct-17 Chicago Cubs Cincinnati Reds 1 3.0
2 1-Oct-17 Kansas City Royals Arizona Diamondbacks 2 14.0
3 1-Oct-17 St.Louis Cardinals Milwaukee Brewers 1 6.0
4 30-Sep-17 1 NaN 2 NaN
5 30-Sep-17 St.Louis Cardinals Milwaukee Brewers 7 6.0
6 30-Sep-17 Chicago Cubs Cincinnati Reds 9 0.0
7 30-Sep-17 San Francisco Giants San Diego Padres 2 3.0
8 30-Sep-17 Boston Red Sox Houston Astros 6 3.0
9 29-Sep-17 1 NaN 2 NaN
10 29-Sep-17 Chicago Cubs Cincinnati Reds 5 4.0
11 29-Sep-17 New York Yankees Toronto Blue Jays 4 0.0
12 29-Sep-17 Kansas City Royals Detroit Tigers 1 4.0
13 29-Sep-17 Chicago White Sox Los Angeles Angels 5 4.0
您可以检查列} ,最后一个前向填充缺少的值为} 方法
Date
中值的长度,如果更高的值为7
替换为NaN
替换为^{ffill
(^{ffill
):另一个想法是将值转换为日期时间并比较
0:00
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