from ctypes import * mydll = cdll.LoadLibrary("F:/Winment/WinMent/2016/846.03/MENTOR/UPGRADE.DLL") print(mydll) semafor = mydll.GetSemaforOK() print(1, semafor) quick = mydll.SetQuickVerif() print(2, quick) # alias = mydll.GetAliasPath() # print(alias) listup = mydll.DoListUpgrade() print(3, listup) # const = mydll.DoConstUpgrade() # print(4, const)