​import pyvisa
rm = pyvisa.ResourceManager()
addresses = rm.list_resources()
instruments = []
#The addr will list the address of all the instruments connected via GPIB.

for addr in addresses:
  print(f'Address: {addr}')
  try:
       inst = rm.open_resource(addr)

       #Add any read command inside the query() for the instrument you have connected. 
       print('         ' + inst.query('*IDN?').strip())

       #Add any write command inside the write_ascii_values() for the instrument you have connected. 

        your_values = list(range(100))

        inst.write_ascii_values('WLISt:WAVeform:DATA somename,', your_values)
  except:
      print('         Instrument not found.')