Error ImportError: No module named requests_ntlm winodws

[AhrimanSefid]

Hi All.
very try and install but not work.
can help me?
os win 10 x64
pay 3.8.5 x64

$ 1.py
Traceback (most recent call last):
File "H:\test\1.py", line 9, in
from requests_ntlm import HttpNtlmAuth
ImportError: No module named requests_ntlm