code: def __getfilesystemencoding():
      '''
      Note: there's a copy of this method in interpreterInfo.py
      '''
      try:
          ret = sys.getfilesystemencoding()
          if not ret:
              raise RuntimeError('Unable to get encoding.')
          return ret
      except:
          try:
              #Handle Jython
              from java.lang import System  # @UnresolvedImport
              env = System.getProperty("os.name").lower()
              if env.find('win') != -1:
                  return 'ISO-8859-1'  #mbcs does not work on Jython, so, use a (hopefully) suitable replacement
              return 'utf-8'
          except:
              pass
  
          #Only available from 2.3 onwards.
          if sys.platform == 'win32':
              return 'mbcs'
          return 'utf-8f __getfilesystemencoding():
      '''
      Note: there's a copy of this method in interpreterInfo.py
      '''
      try:
          ret = sys.getfilesystemencoding()
          if not ret:
              raise RuntimeError('Unable to get encoding.')
          return ret
      except:
          try:
              #Handle Jython
              from java.lang import System  # @UnresolvedImport
              env = System.getProperty("os.name").lower()
              if env.find('win') != -1:
                  return 'ISO-8859-1'  #mbcs does not work on Jython, so, use a (hopefully) suitable replacement
              return 'utf-8'
          except:
              pass
  
          #Only available from 2.3 onwards.
          if sys.platform == 'win32':
              return 'mbcs'
          return 'utf-8'
docs: Note: there's a copy of this method in interpreterInfo.py