text: #-----------------------------------------------------------------------------
  # Copyright (c) 2013-2021, PyInstaller Development Team.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  #
  # The full license is in the file COPYING.txt, distributed with this software.
  #
  # SPDX-License-Identifier: Apache-2.0
  #-----------------------------------------------------------------------------
  
  import os
  import sys
  
  tcldir = os.path.join(sys._MEIPASS, 'tcl')
  tkdir = os.path.join(sys._MEIPASS, 'tk')
  
  # Notify "tkinter" of data directories. On macOS, we do not collect data directories if system Tcl/Tk framework is used.
  # On other OSes, we always collect them, so their absence is considered an error.
  is_darwin = sys.platform == 'darwin'
  
  if os.path.isdir(tcldir):
      os.environ["TCL_LIBRARY"] = tcldir
  elif not is_darwin:
      raise FileNotFoundError('Tcl data directory "%s" not found.' % tcldir)
  
  if os.path.isdir(tkdir):
      os.environ["TK_LIBRARY"] = tkdir
  elif not is_darwin:
      raise FileNotFoundError('Tk data directory "%s" not found.' % tkdir)
  