Erro ao tentar instalar o proxmoxer

[vqfcosta]

root@CT-ZABBIX-LOCAL:~# pip install proxmoxer
Collecting proxmoxer
Using cached https://files.pythonhosted.org/packages/00/dd/629ec9dfdab26a75e3120403231bf3dc3ecda3ebe36db72c829ae30cbfca/proxmoxer-2.0.1.tar.gz
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "", line 1, in
File "/tmp/pip-build-EhsH6Y/proxmoxer/setup.py", line 9, in
from proxmoxer import version as proxmoxer_version
File "proxmoxer/init.py", line 6, in
from .core import * # noqa
File "proxmoxer/core.py", line 75
content += f" - {errors}"
^
SyntaxError: invalid syntax

----------------------------------------

Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-EhsH6Y/proxmoxer/
root@CT-ZABBIX-LOCAL:~#