python program to pass a string to the Function. Return and display the longest word

 Write a python program to pass a string to the function .Return and display the longest word

def longest_word(n):

n1=""

for i in n.split():

if len(i)>len(n1):

n1=i

print("longest word ",n1)

def main():

#n=input("Enter any string ")

n="Hello how are you greeting you"

print("String is ",n)

longest_word(n)

"""

if __name__=='__main__':

main()

"""

#or

#function calling

main()

Output:-

(1). String is Hello how are you greeting you

longest word greeting

(2).If n=”Nice to meet you” then,

String is Nice to meet you

longest word Nice