Rally verify issue

Dear Sir / Madam, I recently install Rally version: 1.3.0 with Installed Plugins: rally-openstack :1.3.0 by python 34. on centos 7 It work property. I benchmark my openstack environment correctly with scenarios of rally. But I have some issue with rally verification create, according to the link bellow: https://docs.openstack.org/developer/rally/quick_start/tutorial/step_10_veri...

I run the command: " rally verify create-verifier --type tempest --name tempest-verifier "

but I get the bellow error message: "TypeError: startswith first arg must be bytes or a tuple of bytes, not str" What should I do? I will appreciate if you could help me

your sincerely shokoofa

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