print("Hello World")

import pandas as pd import numpy as np import seaborn as sns

# Add two numbers 2 + 5

def add_number(a, b): return a + b

add_number(10, 20)

a = [4, 5, 9, 3] a

a[2]

a[1:3]

a[-2]

nb = pd.read_csv("listings.csv") nb.tail()

nb['name'].head()

#display column names nb.columns

#display two columns nb[['name', 'host_name']]

#new min_rev column created wherein elements of minimum_nights * price nb['min_rev'] = nb['minimum_nights'] * nb['price'] nb.head()

#get the mean price round(nb['min_rev'].mean(),2)