These files are for the BK1785B Series Programmable DC Power Supplies
Models: 1785B, 1786B, 1787B, 1788
Manual: Series Manual
Data Sheet: Series Data Sheet
import serial
import lib1785b
ser = serial.Serial("serial port") # "/dev/ttyUSB0", "com2" etc...
lib1785b.remoteMode(True, ser)