Elastalert-server is throwing syntax error while creating alert rules in praeco server

[suresh447]

Hi,

I am running elastalert-server by using this commands
cd ~/elastalert-server
vi config/config.json
npm install
npm run start

it is running fine but after creating rules in praeco server it is throwing error like below

07:40:43.779Z ERROR elastalert-server:
TestController: Failed to test rule with error: Traceback (most recent call last):
File "/usr/lib/python3.5/runpy.py", line 184, in _run_module_as_main
"main", mod_spec)
File "/usr/lib/python3.5/runpy.py", line 85, in _run_code
exec(code, run_globals)
File "/home/ctpadmin/elastalert/elastalert/test_rule.py", line 13, in
import mock
File "/home/ctpadmin/.local/lib/python3.5/site-packages/mock/init.py", line 7, in
import mock.mock as _mock
File "/home/ctpadmin/.local/lib/python3.5/site-packages/mock/mock.py", line 765
mock_name = f'{self._extract_mock_name()}.{name}'
^
SyntaxError: invalid syntax

Can any one please help me on this

[divyameharwade]

pip install mock==3.0.5 resolved the issue for me.