Functions

def hello(name):
    '''Say hello'''
    print(f"Hewwo {name}")

def is_even(num):
    return num % 2 == 0

def default_param(i = 5):
    print(i)
    return

hello("Shigeo")
print(hello.__doc__)

print()
print(is_even(50))

print()
default_param()
default_param(10)