The DLL file was successfully loaded, but the functions or methods in the DLL file cannot be called correctly. #2600

Does anyone know how to use Python to control Fujikura's splicer?

code:
import clr, os
dll_path = os.path.abspath("UsbFsm100Server.dll")
dll = clr.AddReference(dll_path)
print(dll)

from UsbFsm100Server import *

output:
UsbFsm100Server, Version=x.0.0.0, Culture=neutral, PublicKeyToken=null
Traceback (most recent call last):
File "xxx.py", line 7, in
from UsbFsm100Server import *
ModuleNotFoundError: No module named 'UsbFsm100Server'