text: # flake8: noqa
  
  
  def bar():
      return __test_source()
  
  
  def qux(arg):
      __test_sink(arg)
  
  
  def bad(ok, arg):
      qux(arg)
  
  
  def some_source():
      return bar()
  
  
  def match_flows():
      x = some_source()
      bad(5, x)
  