os error on python 3.7

[mw-root]

While trying to import the module in 3.7 I get the error below:

Python 3.7.3 (default, Apr 3 2019, 05:39:12)
[GCC 8.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.

import rswt
Traceback (most recent call last):
File "", line 1, in
File "/venv/lib/python3.7/site-packages/rswt.py", line 6, in
from os import errno
ImportError: cannot import name 'errno' from 'os' (/venv/lib/python3.7/os.py)