/Python/How to Create new dataframe columns from existing column

How to Create new dataframe columns from existing column

new_df = df.filter(like='n_') \
           .replace(0., np.inf) \
           .apply(lambda x: sorted(x), axis=1, result_type='expand') \
           .replace(np.inf, 0.0)

new_df.columns = ['new_1', 'new_2', 'new_3']

out = pd.concat([df, new_df], axis=1)

Source: stackoverflow.com

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