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--- pandas_groupby [2021/07/06 23:06] – [preserve the highest odd value in each group] admin
+++ pandas_groupby [2021/07/06 23:10] – [preserve the highest odd value in each group] admin
@@ Line 77: / Line 77: @@
 ==== preserve the highest odd value in each group ====
+tags | pandas groupby transform maximum odd number, maxodd
 Given
 <code>
@@ Line 173: / Line 175: @@
 In [5]:
-df.groupby(['Sp', 'Mt'])['count'].transform(max_odd) == df['count']
+idx = df.groupby(['Sp', 'Mt'])['count'].transform(max_odd) == df['count']
+idx
 Out[5]:
      False