old_contents: # Changes to ctypes in Python 3.7.6 and 3.8.1 caused the following exception
  #   TypeError: item 1 in _argtypes_ passes a union by value, which is unsupported.
  # when loading some COM objects, see https://bugs.python.org/issue16575
  #
  # Want to make sure that the Python interpreter that the server32-windows.exe
  # is running on does not raise this TypeError
  import os
  import sys
  import tempfile
  
  from msl.loadlib import Server32
  
  
  class FileSystemObjectServer(Server32):
  
      def __init__(self, host, port, quiet, **kwargs):
  
          # comtypes will try to import numpy to see if it is available.
          # Since Client64 passes its sys.path to Server32 the modules that
          # are available to Client64 to import are also be available to Server32.
          # Therefore, we won't want this test to fail because the Python
          # environment that is running Client64 has numpy installed.
          for index, item in enumerate(sys.path):
              if item.endswith('site-packages'):
                  sys.path.pop(index)
                  break
  
          super(FileSystemObjectServer, self).__init__('Scripting.FileSystemObject', 'com', host, port, quiet)
          self.temp_file = os.path.join(tempfile.gettempdir(), 'msl-loadlib-FileSystemObject.txt')
  
      def get_temp_file(self):
          return self.temp_file
  
      def create_and_write(self, text):
          fp = self.lib.CreateTextFile(self.temp_file)
          fp.WriteLine(text)
          fp.Close()
  
new_contents: # Changes to ctypes in Python 3.7.6 and 3.8.1 caused the following exception
  #   TypeError: item 1 in _argtypes_ passes a union by value, which is unsupported.
  # when loading some COM objects, see https://bugs.python.org/issue16575
  #
  # Want to make sure that the Python interpreter that the server32-windows.exe
  # is running on does not raise this TypeError
  import os
  import sys
  import tempfile
  
  from msl.loadlib import Server32
  
  
  class FileSystemObjectServer(Server32):
  
      def __init__(self, host, port, quiet, **kwargs):
  
          # comtypes will try to import numpy to see if it is available.
          # Since Client64 passes its sys.path to Server32 the modules that
          # are available to Client64 to import are also be available to Server32.
          # Therefore, we won't want this test to fail because the Python
          # environment that is running Client64 has numpy installed.
          # (This only appeared to be an issue when Client64 runs on Python 3.5)
          for index, item in enumerate(sys.path):
              if item.endswith('site-packages'):
                  sys.path.pop(index)
                  break
  
          super(FileSystemObjectServer, self).__init__('Scripting.FileSystemObject', 'com', host, port, quiet)
          self.temp_file = os.path.join(tempfile.gettempdir(), 'msl-loadlib-FileSystemObject.txt')
  
      def get_temp_file(self):
          return self.temp_file
  
      def create_and_write(self, text):
          fp = self.lib.CreateTextFile(self.temp_file)
          fp.WriteLine(text)
          fp.Close()
  
subject: add minor comment to ctypes_union_error.py