text: ################################################################################
  # © Keysight Technologies 2016
  #
  # You have a royalty-free right to use, modify, reproduce and distribute
  # the Sample Application Files (and/or any modified version) in any way
  # you find useful, provided that you agree that Keysight Technologies has no
  # warranty, obligations or liability for any Sample Application Files.
  #
  ################################################################################
  
  import visa
  
  
  def find(searchString):
  
      resourceManager = visa.ResourceManager()
  
      print('Find with search string \'%s\':' % searchString)
      devices = resourceManager.list_resources(searchString)
      if len(devices) > 0:
          for device in devices:
              print('\t%s' % device)
      else:
          print('... didn\'t find anything!')
  
      resourceManager.close()
  
  
  # Finding all devices and interfaces is straightforward
  print('Find all devices and interfaces:\n')
  find('?*')
  
  # You can specify other device types using different search strings. Here are some common examples:
  
  # All instruments (no INTFC, BACKPLANE or MEMACC)
  find('?*INSTR')
  # PXI modules
  find('PXI?*INSTR')
  # USB devices
  find('USB?*INSTR')
  # GPIB instruments
  find('GPIB?*')
  # GPIB interfaces
  find('GPIB?*INTFC')
  # GPIB instruments on the GPIB0 interface
  find('GPIB0?*INSTR')
  # LAN instruments
  find('TCPIP?*')
  # SOCKET (::SOCKET) instruments
  find('TCPIP?*SOCKET')
  # VXI-11 (inst) instruments
  find('TCPIP?*inst?*INSTR')
  # HiSLIP (hislip) instruments
  find('TCPIP?*hislip?*INSTR')
  # RS-232 instruments
  find('ASRL?*INSTR')
  
  print('Done.')
  