How to check if a value is in the list in selection from pandas data frame?

Question

Looks ugly:

df_cut = df_new[
             (
             (df_new[\'l_ext\']==31) |
             (df_new[\'l_ext\']==22) |
             (df_new[\'l_ext\']==30         


        

Answer 1

Use isin

df_new[df_new['l_ext'].isin([31, 22, 30, 25, 64])]