# to greet somebody with their name you do like the following
def greet(name):
print(f"Hello, {name} How do you do?")
greet("John Due") # you will get Hello, John Due How do you do?
# if you wanna get the input from the user you can do that too!
name = input("Please enter your name: ")
greet(name) # this takes the input from the user and then greets the user