function.py

# printing can print any number of parameters
def just_print():
    print("Hello")
    print("Hello", "World")
    print("Hey", "there", "hello", "World")
    print("Hey there hello World")


# -------------------------------------------------------------------


def print_fullname(first_name, last_name):
    fullName = first_name + " " + last_name  # there is NO SPACE in between!
    print("FullName of employee is ", fullName)


print_fullname("Scooby", "Doo")
print_fullname("Saggy", "")  # I have no idea what his last name is
print_fullname("Velma", "")


# -------------------------------------------------------------------
# accessing each from the collection.

def print_from_string(text):
    for letter in text:
        print(letter)

print_from_string("ABCDEFGHIJKLMNOPQRSTUVWXYZ")
print_from_string("Scooby")


def print_from_list(collection):
    for item in collection:
        print(item)

print_from_list(["honda", "tesla", "nissan", "chevy"])
print_from_list(["Boston", "Quincy", "Brighton", "Allston"])


# function that returns
def sum_from_list(collection):
    total = 0
    for item in collection:
        total = total + item
    return total

print("Sum is ", sum_from_list([1, 2, 3, 4, 5]))
print("Another sum is", sum_from_list([11, 22, 33, 44, 55]))


# ------------------------------------------------------------------------


def odd_or_even(number):
    # I want to know if a number if odd or even
    if number % 2 == 0:  # % is remainder. Eg. 3 % 2 = 1, or 7 % 5 = 2, 10 % 5 = 0
        print("Even Number")
    else:
        print("Odd Number")

odd_or_even(1)
odd_or_even(2)
odd_or_even(300)