使用Python2完成LED显示大数字的效果实例

#filename:bigNumber.py
zero=['*******','*   *','*   *','*   *','*   *','*   *','*******']
one=['   *','   *','   *','   *','   *','   *','   *']
two=['*******','   *','   *','*******','*   ','*   ','*******']
three=['*******','   *','   *','*******','   *','   *','*******']
four=['*   *','*   *','*   *','*******','   *','   *','   *']
five=['*******','*   ','*   ','*******','   *','   *','*******']
six=['*******','*   ','*   ','*******','*   *','*   *','*******']
seven=['*******','   *','   *','   *','   *','   *','   *']
eight=['*******','*   *','*   *','*******','*   *','*   *','*******']
nine=['*******','*   *','*   *','*******','   *','   *','*******']
numArr=[zero,one,two,three,four,five,six,seven,eight,nine]
while True:
  try:
    #input a number
    num = raw_input("Enter a number:")
    for i in range(0,7):
      line=''
      j=0
      while j<len(num):
        n=int(num[j])
        line+=numArr[n][i]+' '
        j+=1
      print line
  except ValueError as err:
    print err