import numpy as np
import pandas as pd

data = {
    'city' : ['Toronto', 'Montreal', 'Waterloo'],
    'points' : [80, 70, 90]
}

data

{'city': ['Toronto', 'Montreal', 'Waterloo'], 'points': [80, 70, 90]}

type(data)

dict

df = pd.DataFrame(data)

df

def get_bonus(x):
    if (x > 75):
        return x + 10
    return x

df['new_points'] = df['points'].apply(lambda x: get_bonus(x))

df['new_points']

0     90
1     70
2    100
Name: new_points, dtype: int64

df