function.py

#function = A block of reusable code
       #  place() after the function name to invoke it
# def happy_birthday(name,age):
#     print(f"Happy birthday to {name}")
#     print(f"You are {age} old")
#     print("Happy Birthday to you")
#     print()
# happy_birthday("palak",19)
# def display_invoice(username,amount,duedate):
#     print(f"Hello{username}")
#     print(f"your bill of ${amount:.2f} is due: {duedate}")
# display_invoice("loe",100.01,"01/04")
######################### return = statement used to end a function and send a result back to the caller
# def add(x,y):
#     z = x+y
#     return z
# def subtract(x,y):
#     z=x-y
#     return z
# def multiply(x,y):
#     z=x*y
#     return z
# def divide(x,y):
#     z=x/y
#     return z
#
# print(add(3,4))
# print(subtract(5,2))
# print(multiply(3,2))
# print(divide(4,2))
# def create_name(first,last):
#     first = first.capitalize()
#     last =   last.capitalize()
#     return first + " " + last
# full_name = create_name("bro","Code")
# print(full_name)