old_contents: from ref import backend_ref
  from size import backend_size
  
  
  def test_size_pyqt():
      backend_size('pyside')
  
  
  def test_ref_pyqt():
      backend_ref('pyside')
  
new_contents: from ref import backend_ref
  from size import backend_size
  
  
  def test_size_pyside():
      backend_size('pyside')
  
  
  def test_ref_pyside():
      backend_ref('pyside')
  
subject: fix name