text: # tests that differ when running under Python 3.4 vs 3.5/3.6/3.7
  
  try:
      exec
  except NameError:
      print("SKIP")
      raise SystemExit
  
  # from basics/fun_kwvarargs.py
  # test evaluation order of arguments (in 3.4 it's backwards, 3.5 it's fixed)
  def f4(*vargs, **kwargs):
      print(vargs, kwargs)
  def print_ret(x):
      print(x)
      return x
  f4(*print_ret(['a', 'b']), kw_arg=print_ret(None))
  
  # test evaluation order of dictionary key/value pair (in 3.4 it's backwards)
  {print_ret(1):print_ret(2)}
  
  # from basics/syntaxerror.py
  def test_syntax(code):
      try:
          exec(code)
      except SyntaxError:
          print("SyntaxError")
  test_syntax("f(*a, *b)") # can't have multiple * (in 3.5 we can)
  test_syntax("f(**a, **b)") # can't have multiple ** (in 3.5 we can)
  test_syntax("f(*a, b)") # can't have positional after *
  test_syntax("f(**a, b)") # can't have positional after **
  test_syntax("() = []") # can't assign to empty tuple (in 3.6 we can)
  test_syntax("del ()") # can't delete empty tuple (in 3.6 we can)
  
  # from basics/sys1.py
  # uPy prints version 3.4
  import sys
  print(sys.version[:3])
  print(sys.version_info[0], sys.version_info[1])
  
  # from basics/exception1.py
  # in 3.7 no comma is printed if there is only 1 arg (in 3.4-3.6 one is printed)
  print(repr(IndexError("foo")))
  