print("Hello World!")
import pandas as pd
import numpy as np
import seaborn as sns
#Sum two numbers
2+5
def sum_num(a,b):
return a+b
sum_num(10,20)
a = [4,5,9,3]
a
a[2]
a[1:3]
a[-2]
Import Data Using Pandas
nb = pd.read_csv("listings.csv")
nb.head()
nb.tail(10)
nb['name'].head()
nb.columns
nb[['name', 'host_name']]
nb['min_rev']=nb['minimum_nights']*nb['price']
nb.head()
round(nb['min_rev'].mean(),2)