this may help, you need ctypes module. ############################## from ctypes import *
fm = windll.LoadLibrary('fmifs.dll') def myFmtCallback(command, modifier, arg): print command return 1 # TRUE FMT_CB_FUNC = WINFUNCTYPE(c_int, c_int, c_int, c_void_p) FMIFS_HARDDISK = 0x0C fm.FormatEx(c_wchar_p('H:\\'), FMIFS_HARDDISK, c_wchar_p('NTFS'), c_wchar_p('title'), True, c_int(0), FMT_CB_FUNC(myFmtCallback)) -- http://mail.python.org/mailman/listinfo/python-list