System Manager error: /var/log/amazon/ssm/patch-baseline-operations/jmespath/visitor.py:32: SyntaxWarning: "is" with a literal. Did you mean "=="?

Hello friends. Please could anyone help? I'm trying to apply default ubuntu Patch baseline on my Ubuntu 20.04 instance using Systems Manager but I get the error:

/var/log/amazon/ssm/patch-baseline-operations/jmespath/visitor.py:32: SyntaxWarning: "is" with a literal. Did you mean "=="? if x is 0 or x is 1: /var/log/amazon/ssm/patch-baseline-operations/jmespath/visitor.py:32: SyntaxWarning: "is" with a literal. Did you mean "=="? if x is 0 or x is 1: /var/log/amazon/ssm/patch-baseline-operations/jmespath/visitor.py:34: SyntaxWarning: "is" with a literal. Did you mean "=="? elif y is 0 or y is 1: /var/log/amazon/ssm/patch-baseline-operations/jmespath/visitor.py:34: SyntaxWarning: "is" with a literal. Did you mean "=="? elif y is 0 or y is 1: /var/log/amazon/ssm/patch-baseline-operations/jmespath/visitor.py:260: SyntaxWarning: "is" with a literal. Did you mean "=="? if original_result is 0:

The SSM agent is ok:

$ sudo snap services amazon-ssm-agent Service Startup Current Notes amazon-ssm-agent.amazon-ssm-agent enabled active - $

Tks, Yamazaki