基于两列求和列
[英]Sum column based on two columns
问题描述
I want to create a new column that will sum the overall Value(£) for each port for the Length Groups "10m&Under" and "Over10m"
我想创建一个新列，将对长度组“10m&Under”和“Over10m”的每个端口的总价值 (£) 求和
1 个解决方案
解决方案1
0 2022-04-27 16:19:23
Try something like:尝试类似的东西：
df[df['Length Group'].isin(["10m&Under", "Over10m"])].pivot_table(values='Value(£)', index='Port of Landing', aggfunc='sum')
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