1050. Actors and Directors Who Cooperated At Least Three Times.md

1050. Actors and Directors Who Cooperated At Least Three Times

Question Link

Solution

import pandas as pd

def actors_and_directors(actor_director: pd.DataFrame) -> pd.DataFrame:
    a=actor_director.groupby(['actor_id','director_id']).nunique().reset_index()
    b=a[a['timestamp']>=3]
    return b.loc[:,['actor_id','director_id']]