old_contents: #############################################################################
  ##
  ## Copyright (C) 2016 The Qt Company Ltd.
  ## Contact: https://www.qt.io/licensing/
  ##
  ## This file is part of the test suite of PySide2.
  ##
  ## $QT_BEGIN_LICENSE:GPL-EXCEPT$
  ## Commercial License Usage
  ## Licensees holding valid commercial Qt licenses may use this file in
  ## accordance with the commercial license agreement provided with the
  ## Software or, alternatively, in accordance with the terms contained in
  ## a written agreement between you and The Qt Company. For licensing terms
  ## and conditions see https://www.qt.io/terms-conditions. For further
  ## information use the contact form at https://www.qt.io/contact-us.
  ##
  ## GNU General Public License Usage
  ## Alternatively, this file may be used under the terms of the GNU
  ## General Public License version 3 as published by the Free Software
  ## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
  ## included in the packaging of this file. Please review the following
  ## information to ensure the GNU General Public License requirements will
  ## be met: https://www.gnu.org/licenses/gpl-3.0.html.
  ##
  ## $QT_END_LICENSE$
  ##
  #############################################################################
  
  from __future__ import print_function
  
  import sys
  
  from PySide2.QtGui import QStandardItem, QStandardItemModel
  from PySide2.QtWidgets import QMainWindow, QTreeView, QAbstractItemView, QApplication, QMessageBox
  
  class Item(QStandardItem):
      def __init__(self, text):
          super(Item, self).__init__()
          self.setText(text)
          self.setDragEnabled(True)
          self.setDropEnabled(True)
  
      def clone(self):
          ret = Item(self.text())
          return ret
  
  class Project(QStandardItemModel):
      def __init__(self):
          super(Project, self).__init__()
          self.setItemPrototype(Item("Prototype"))
          # add some items so we have stuff to move around
          self.appendRow(Item("ABC"))
          self.appendRow(Item("DEF"))
          self.appendRow(Item("GHI"))
  
  class MainWindow(QMainWindow):
      def __init__(self):
          super(MainWindow, self).__init__()
  
          self.model = Project()
          self.view = QTreeView(self)
          self.view.setModel(self.model)
          self.view.setDragEnabled(True)
          self.view.setDragDropMode(QAbstractItemView.InternalMove)
          self.setCentralWidget(self.view)
  
      def mousePressEvent(self, e):
          print(e.x(), e.y())
          return QMainWindow.mousePressEvent(self, e)
  
  def main():
      app = QApplication(sys.argv)
      w = MainWindow()
      w.show()
      QMessageBox.information(None, "Info", "Just drag and drop the items.")
      sys.exit(app.exec_())
  
  if __name__ == "__main__":
      main()
  
new_contents: #############################################################################
  ##
  ## Copyright (C) 2016 The Qt Company Ltd.
  ## Contact: https://www.qt.io/licensing/
  ##
  ## This file is part of the test suite of PySide2.
  ##
  ## $QT_BEGIN_LICENSE:GPL-EXCEPT$
  ## Commercial License Usage
  ## Licensees holding valid commercial Qt licenses may use this file in
  ## accordance with the commercial license agreement provided with the
  ## Software or, alternatively, in accordance with the terms contained in
  ## a written agreement between you and The Qt Company. For licensing terms
  ## and conditions see https://www.qt.io/terms-conditions. For further
  ## information use the contact form at https://www.qt.io/contact-us.
  ##
  ## GNU General Public License Usage
  ## Alternatively, this file may be used under the terms of the GNU
  ## General Public License version 3 as published by the Free Software
  ## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
  ## included in the packaging of this file. Please review the following
  ## information to ensure the GNU General Public License requirements will
  ## be met: https://www.gnu.org/licenses/gpl-3.0.html.
  ##
  ## $QT_END_LICENSE$
  ##
  #############################################################################
  
  from __future__ import print_function
  
  import sys
  
  from PySide2.QtGui import QStandardItem, QStandardItemModel
  from PySide2.QtWidgets import QMainWindow, QTreeView, QAbstractItemView, QApplication, QMessageBox
  
  class Item(QStandardItem):
      def __init__(self, text):
          super(Item, self).__init__()
          self.setText(text)
          self.setDragEnabled(True)
          self.setDropEnabled(True)
  
      def clone(self):
          ret = Item(self.text())
          return ret
  
  class Project(QStandardItemModel):
      def __init__(self):
          super(Project, self).__init__()
          self.setItemPrototype(Item("Prototype"))
          # add some items so we have stuff to move around
          self.appendRow(Item("ABC"))
          self.appendRow(Item("DEF"))
          self.appendRow(Item("GHI"))
  
  class MainWindow(QMainWindow):
      def __init__(self):
          super(MainWindow, self).__init__()
  
          self.model = Project()
          self.view = QTreeView(self)
          self.view.setModel(self.model)
          self.view.setDragEnabled(True)
          self.view.setDragDropMode(QAbstractItemView.InternalMove)
          self.setCentralWidget(self.view)
  
      def mousePressEvent(self, e):
          print(e.x(), e.y())
          return QMainWindow.mousePressEvent(self, e)
  
  def main():
      app = QApplication(sys.argv)
      w = MainWindow()
      w.show()
      QMessageBox.information(None, "Info", "Just drag and drop the items.")
      sys.exit(app.exec_())
  
  if __name__ == "__main__":
      main()
  
subject: Convert to LF line terminators