text: import sys
  from collections import namedtuple
  
  # 判断系统版本号
  if sys.version_info >= (3, 6):
      print(sys.version_info)
  if sys.version_info >= (3, 5):
      print(sys.version_info)
  # 处理数据库放回的数据，然后在添加一列
  User = namedtuple('User', ['name', 'age', 'height', 'edu'])
  # user = User(name='bobby', age='20', height=175)
  user_tuple = ('bobby', 29, 175)
  user = User(*user_tuple, 'master')
  print(user.name, user.age, user.height)
  
  
  # 函数参数
  def ask(*args, **kwargs):
      print(args)
      print(**kwargs)
  
  
  ask('aige', 20, {'key': 20})
  