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.head()

nb = pd.read_csv('listings.csv') nb.tail(10)

nb['name'].head( )

nb.columns

nb[['name','host_name']]

col = ['name','host_name'] nb[col]

nb['min_rev'] = nb['minimum_nights'] * nb['price'] nb.head()

round(nb['min_rev'].mean(),2)