text: import sys
  from decimal import Decimal
  
  
  def main_func():
      print("Running Python version {}".format(sys.version))
  
      a1 = 2
      a2 = 3
      print("2 + 3 = ", a1 + a2)
  
      list_a = list(range(10))
      print("List get 1={} 2={} 3={}".format(list_a[1], list_a[2], list_a[3]))
  
      list_a[1] = 9
      list_a[3] = 33
      list_a[-3:] = [40, 41, 42]
  
      print("List: {}".format(list_a))
  
      d = {
          "foo": "bar",
          "baz": 23
      }
  
      d["blah"] = Decimal(10)
      d["wah"] = 1.2345
  
      print("Dict: {}".format(d))
  
      for k, v in d.items():
          print("{}: {} ({})".format(k, v, d[k]))
  
  
  if __name__ == "__main__":
      main_func()
  