IV
Size: a a a
IV
D
df_features.loc[indices_learn, :]
df_features[df_features.index.isin(indices_learn)]
возникла другая ошибка:IndexError: boolean index did not match indexed array along dimension 0; dimension is 1906 but corresponding boolean dimension is 140027
D
ВК
SF
SF
A
IV
ВК
DR
SF
ВК
M
ВК
IV
M
M
IΣ
SF
SF