import datetime

def days_between(d1, d2):

d1 = datetime.datetime.strptime(d1, "%Y-%m-%d") 
d2 = datetime.datetime.strptime(d2, "%Y-%m-%d") 
return abs((d2 - d1).days) 

Driver program

date_1 = "2019-05-01" #Input date 1 in YYYY-MM-DD format
date_2 = "2019-06-15" #Input date 2 in YYYY-MM-DD format

print("There are {} days in between {} and {}".format(days_between(date_1, date_2),date_1,date_2))