old_contents: # -*- coding: utf-8 -*-
  #
  # Copyright © 2014-2015 Colin Duquesnoy
  # Copyright © 2009- The Spyder Development Team
  #
  # Licensed under the terms of the MIT License
  # (see LICENSE.txt for details)
  
  """
  Provides QtCore classes and functions.
  """
  
  from qtpy import PYQT5, PYQT4, PYSIDE, PythonQtError
  
  
  if PYQT5:
      from PyQt5.QtCore import *
      from PyQt5.QtCore import pyqtSignal as Signal
      from PyQt5.QtCore import pyqtSlot as Slot
      from PyQt5.QtCore import pyqtProperty as Property
      from PyQt5.QtCore import QT_VERSION_STR as __version__
  elif PYQT4:
      from PyQt4.QtCore import *
      from PyQt4.QtCore import QCoreApplication
      from PyQt4.QtCore import Qt
      from PyQt4.QtCore import pyqtSignal as Signal
      from PyQt4.QtCore import pyqtSlot as Slot
      from PyQt4.QtCore import pyqtProperty as Property
      from PyQt4.QtGui import (QItemSelection, QItemSelectionModel,
                               QItemSelectionRange, QSortFilterProxyModel)
      from PyQt4.QtCore import QT_VERSION_STR as __version__
  elif PYSIDE:
      from PySide.QtCore import *
      from PySide.QtGui import (QItemSelection, QItemSelectionModel,
                                QItemSelectionRange, QSortFilterProxyModel)
      import PySide.QtCore
      __version__ = PySide.QtCore.__version__
  else:
      raise PythonQtError('No Qt bindings could be found')
  
new_contents: # -*- coding: utf-8 -*-
  #
  # Copyright © 2014-2015 Colin Duquesnoy
  # Copyright © 2009- The Spyder Development Team
  #
  # Licensed under the terms of the MIT License
  # (see LICENSE.txt for details)
  
  """
  Provides QtCore classes and functions.
  """
  
  from qtpy import PYQT5, PYQT4, PYSIDE, PythonQtError
  
  
  if PYQT5:
      from PyQt5.QtCore import *
      from PyQt5.QtCore import pyqtSignal as Signal
      from PyQt5.QtCore import pyqtSlot as Slot
      from PyQt5.QtCore import pyqtProperty as Property
      from PyQt5.QtCore import QT_VERSION_STR as __version__
  
      # Those are imported from `import *`
      del pyqtSignal, pyqtSlot, pyqtProperty, QT_VERSION_STR
  elif PYQT4:
      from PyQt4.QtCore import *
      from PyQt4.QtCore import QCoreApplication
      from PyQt4.QtCore import Qt
      from PyQt4.QtCore import pyqtSignal as Signal
      from PyQt4.QtCore import pyqtSlot as Slot
      from PyQt4.QtCore import pyqtProperty as Property
      from PyQt4.QtGui import (QItemSelection, QItemSelectionModel,
                               QItemSelectionRange, QSortFilterProxyModel)
      from PyQt4.QtCore import QT_VERSION_STR as __version__
  
      # Those are imported from `import *`
      del pyqtSignal, pyqtSlot, pyqtProperty, QT_VERSION_STR
  elif PYSIDE:
      from PySide.QtCore import *
      from PySide.QtGui import (QItemSelection, QItemSelectionModel,
                                QItemSelectionRange, QSortFilterProxyModel)
      import PySide.QtCore
      __version__ = PySide.QtCore.__version__
  else:
      raise PythonQtError('No Qt bindings could be found')
  
subject: Remove pyqtVariants