def findDevice():
start = time.time()
expr = b'TCPIP?*'
instr_list = c_uint32()
countDevice = c_uint32()
list = []
listDevice = create_unicode_buffer(256)
ViStatus = visa64.viFindRsrc(rm_session, expr, byref(instr_list),
byref(countDevice), listDevice)
print(rm_session, ViStatus, instr_list)
findStr = str(listDevice.value.encode('utf16'), 'cp1251').split('\t')
if len(findStr) > 1:
findStr[0] = findStr[0][2:-1]
findStr[2] = findStr[2].split(' ')
findStr[3] = findStr[0][2:-1].split('::')[1]
if findStr[3].split('.')[1] == 'rs':
findStr[3] = socket.gethostbyname('A-' + findStr[2][0] + '-' +
findStr[2][1][5:] + '.local')
findStr[0] = "TCPIP::" + findStr[3] + "::inst0::INSTR"
#host = socket.gethostbyname('A-'+json_object[0][]+'-20895.local');
#print (host)
list.append(findStr)
dontFind = None
if countDevice.value == 0:
visa64.viClose(instr_list)
listDevice = JsonResponse({
'ViStatus': str(ViStatus),
'countDevice': str(countDevice.value),
'listDevice': dontFind
})
json_object = json.loads(listDevice.getvalue().decode('utf-8'))
print("Поиск устройств занял time: %s" % (time.time() - start))
return json_object
else:
for countDevices in range(countDevice.value - 1):
ViStatus = visa64.viFindNext(instr_list, listDevice)
print(findStr)
#list.append(str(listDevice.value)[2:-1])
findStr = str(listDevice.value.encode('utf16'),
'cp1251').split('\t')
findStr[0] = findStr[0][2:-1]
findStr[2] = findStr[2].split(' ')
findStr[3] = findStr[0][2:-1].split('::')[1]
if findStr[3].split('.')[1] == 'rs':
findStr[3] = socket.gethostbyname('A-' + findStr[2][0] + '-' +
findStr[2][1][5:] + '.local')
findStr[0] = "TCPIP::" + findStr[3] + "::inst0::INSTR"
list.append(findStr)
visa64.viClose(instr_list)
#return JsonResponse({'desc' : str(desc.value)})
listDevice = JsonResponse({
'ViStatus': str(ViStatus),
'countDevice': str(countDevice.value),
'listDevice': list
})
json_object = json.loads(listDevice.getvalue().decode('utf-8'))
print("Поиск устройств занял time: %s" % (time.time() - start))
print(json_object['listDevice'])
return json_object
