Python 测验

if None:
    print(“Hello”)

for i in [1, 0]:
    print(i+1)

i = sum = 0

while i <= 4:
    sum += i
    i = i+1

print(sum)

while 4 == 4:
    print('4')

for char in 'PYTHON STRING':
  if char == ' ':
      break

  print(char, end='')
  
  if char == 'O':
      continue