C:\Users\CQO>python
Python 2.7.13 (v2.7.13:a06454b1afa1, Dec 17 2016, 20:42:59) [MSC v.1500 32 bit (
Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> from instrumental import instrument, list_instruments
>>> paramsets = list_instruments()
C:\Python27\lib\site-packages\pyvisa\resources\messagebased.py:568: FutureWarnin
g: ask is deprecated and will be removed in 1.10, use query instead.
  '1.10, use query instead.', FutureWarning)
>>> paramsets
[<ParamSet[Bristol_721] port=2>]
>>> bristolWM = instrument(paramsets[0])
20180313-16:03:37.033:  SERCAM: ERR:tcCLDevice_Serial::Initialize could not open
 serial port
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "C:\Python27\lib\site-packages\instrumental\drivers\__init__.py", line 12
67, in instrument
    inst = find_nonvisa_instrument(params)
  File "C:\Python27\lib\site-packages\instrumental\drivers\__init__.py", line 11
67, in find_nonvisa_instrument
    return create_instrument(driver_module, classname, normalized_params)
  File "C:\Python27\lib\site-packages\instrumental\drivers\__init__.py", line 10
87, in create_instrument
    return cls._create(paramset)
  File "C:\Python27\lib\site-packages\instrumental\drivers\__init__.py", line 51
3, in _create
    obj._initialize(**paramset.get('settings', {}))
  File "C:\Python27\lib\site-packages\instrumental\drivers\spectrometers\bristol
.py", line 106, in _initialize
    raise Exception("Failed to open connection to spectrum analyzer")
Exception: Failed to open connection to spectrum analyzer
>>> bristolWM = instrument(paramsets[0])
20180313-16:04:16.972:CLDEVICE: ERR:compute chksum - length=16, xsum:012A
20180313-16:04:16.979:CLDEVICE: ERR:compute chksum - length=16, xsum:022A
20180313-16:04:16.986:CLDEVICE: ERR:compute chksum - length=16, xsum:032A
20180313-16:04:16.993:CLDEVICE: ERR:compute chksum - length=16, xsum:042A
20180313-16:04:17.001:CLDEVICE: ERR:compute chksum - length=12, xsum:0543
20180313-16:04:17.038:CLDEVICE: ERR:compute chksum - length=16, xsum:0000
20180313-16:04:17.044:CLDEVICE: ERR:CallBackParser BAD SEQNO - ID = 63, Seq_No =
 225, cksum = 1636, length=8
20180313-16:04:17.056:CLDEVICE: ERR:compute chksum - length=8, xsum:0643
20180313-16:04:17.096:CLDEVICE: ERR:compute chksum - length=276, xsum:0000
20180313-16:04:17.103:CLDEVICE: ERR:compute chksum - length=12, xsum:CBED
>>> 20180313-16:04:18.316:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:04:18.322:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:04:21.831:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:04:21.837:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:04:25.947:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:04:25.953:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:04:29.462:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:04:29.468:CLDEVICE: ERR:compute chksum - length=22, xsum:0000

KeyboardInterrupt
>>>
KeyboardInterrupt
>>>
KeyboardInterrupt
>>>
>>>
KeyboardInterrupt
>>>
>>>
KeyboardInterrupt
>>> 20180313-16:04:33.578:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:04:33.584:CLDEVICE: ERR:compute chksum - length=22, xsum:0000

>>>
KeyboardInterrupt
>>>
>>>
KeyboardInterrupt
>>> ^Z


C:\Users\CQO>python
Python 2.7.13 (v2.7.13:a06454b1afa1, Dec 17 2016, 20:42:59) [MSC v.1500 32 bit (
Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> from instrumental import instrument,list_instruments
>>> paramsets = list_instruments()
C:\Python27\lib\site-packages\pyvisa\resources\messagebased.py:568: FutureWarnin
g: ask is deprecated and will be removed in 1.10, use query instead.
  '1.10, use query instead.', FutureWarning)
>>> paramsets
[<ParamSet[Bristol_721] port=2>]
>>> bristolWM = instrument(paramsets[0])
20180313-16:55:29.927:CLDEVICE: ERR:compute chksum - length=16, xsum:012A
20180313-16:55:29.927:CLDEVICE: ERR:compute chksum - length=16, xsum:022A
20180313-16:55:29.934:CLDEVICE: ERR:compute chksum - length=16, xsum:032A
20180313-16:55:29.942:CLDEVICE: ERR:compute chksum - length=16, xsum:042A
20180313-16:55:29.950:CLDEVICE: ERR:compute chksum - length=12, xsum:0543
20180313-16:55:30.005:CLDEVICE: ERR:compute chksum - length=16, xsum:0000
20180313-16:55:30.005:CLDEVICE: ERR:CallBackParser BAD SEQNO - ID = 63, Seq_No =
 56, cksum = C7B5, length=8
20180313-16:55:30.020:CLDEVICE: ERR:compute chksum - length=8, xsum:0643
20180313-16:55:30.059:CLDEVICE: ERR:compute chksum - length=276, xsum:0000
20180313-16:55:30.067:CLDEVICE: ERR:compute chksum - length=12, xsum:CBED
>>> 20180313-16:55:32.497:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:32.497:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:36.520:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:36.520:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:40.028:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:40.028:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:44.067:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:44.067:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:47.591:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:47.591:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:51.630:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:51.630:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:55.137:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:55.137:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:55:59.177:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:55:59.177:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:56:02.700:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:02.700:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:56:06.723:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:06.723:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:56:10.231:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:10.231:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:56:14.270:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:14.270:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
20180313-16:56:17.794:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:17.794:CLDEVICE: ERR:compute chksum - length=22, xsum:0000

KeyboardInterrupt
>>> 20180313-16:56:21.833:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:21.833:CLDEVICE: ERR:compute chksum - length=22, xsum:0000

KeyboardInterrupt
>>>
KeyboardInterrupt
>>> 20180313-16:56:25.341:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:25.341:CLDEVICE: ERR:compute chksum - length=22, xsum:0000

KeyboardInterrupt
>>> 20180313-16:56:29.380:CLDEVICE: ERR:compute chksum - length=104, xsum:0000
20180313-16:56:29.380:CLDEVICE: ERR:compute chksum - length=22, xsum:0000
^Z


C:\Users\CQO>