old_contents: # -*- coding: utf-8 -*-
  # Quick Python Script Explanation for Programmers
  # 给程序员的超快速PY脚本解说
  import os
  
  def main():
      print `Hello World!`
      
      print "这是Alice\`的问候."
      print `这是Bob\`的问候.`
      
      foo(5, 10)
      
      print `=` * 10
      print `这将直接执行`+os.getcwd()
      
      counter = 0
      counter += 1
      
      food = [`苹果`, `杏子`, `李子`, `梨子`]
      for i in food:
          print `俺就爱整只:`+i
          
      print `数到10`
      for i in range(10):
          print i
  
  def foo(paraml, secondParam):
      res = paraml+secondParam
      print `%s 加 %s 等于 %s`%(paraml, secondParam, res)
      if res < 50:
          print `这个`
      elif (res>50) and ((paraml==42) or (secondParam==24)):
          print `那个`
      else:
          print `嗯...`
      return res  # 这是单行注释
      ```这是多
  行注释......```
  
  if __name__==`__main__`:
      main()
new_contents: # -*- coding: utf-8 -*-
  # Quick Python Script Explanation for Programmers
  # 给程序员的超快速PY脚本解说
  import os
  
  def main():
      print `Hello World!`
      
      print "这是Alice\`的问候."
      print "这是Bob\`的问候."
      
      foo(5, 10)
      
      print `=` * 10
      print `这将直接执行`+os.getcwd()
      
      counter = 0
      counter += 1
      
      food = [`苹果`, `杏子`, `李子`, `梨子`]
      for i in food:
          print `俺就爱整只:`+i
          
      print `数到10`
      for i in range(10):
          print i
  
  def foo(paraml, secondParam):
      res = paraml+secondParam
      print `%s 加 %s 等于 %s`%(paraml, secondParam, res)
      if res < 50:
          print `这个`
      elif (res>50) and ((paraml==42) or (secondParam==24)):
          print `那个`
      else:
          print `嗯...`
      return res  # 这是单行注释
      ```这是多
  行注释......```
  
  if __name__==`__main__`:
      main()
  
subject: Update main.py