''' Purpose: demonstrate optional parameters
'''

def chant( msg="Wahoo Wa", times=3 ) :
    
    for i in range( 0, times ) :
        print( msg )

if ( __name__ == '__main__' ) :

    chant()

    print()

    chant( msg='Hip hip hooray!' )

    print()

    chant( times=5 )

    print()

    chant( 'We are CS 1112', 1 )