联合会
df1.merge(df2.groupby('iID').agg(lambda x : x.tolist()).reset_index())Out[144]: iID data1 data2 rH repH0 10 blue green [50, 60] [60, 70]1 11 red teal [70] [50]
联合会
df1.merge(df2.groupby('iID').agg(lambda x : x.tolist()).reset_index())Out[144]: iID data1 data2 rH repH0 10 blue green [50, 60] [60, 70]1 11 red teal [70] [50]