''' Purpose: show how not to process numeric input -- major gotcha
'''

print() 

# does not work

reply = input( 'Enter a rectangle width and height: ' )

w, h = int( reply )   # int() string argument must represent a single number

# does not work

reply = input( 'Enter rectangle width and height: ' )

w, h = reply.split()

w, h = int( w, h )     # int() can only take a single string argument