import pandas as pd
hogwarts_points = pd.read_csv('/datasets/hogwarts_points_eng.csv')
hogwarts_points['house'] = hogwarts_points['house'].fillna(value='Gryffindor')
print ('Total points for Hogwarts:', hogwarts_points['points'].sum())
print ('Total points by house:', hogwarts_points.groupby('house')['points'].sum())
print ('The Cup goes to', hogwarts_points.groupby('house')['points'].sum().idxmax())