Calling "openstack router unset --route destination=192.168.100.0/24,gateway=192.168.100.2 ro1" fails with error:
Router does not contain route {u'destination': u'192.168.100.0/24', u'gateway': u'192.168.100.2'}

I could reproduce it with python-openstackclient-3.2.1-1 to -4

This looks similar to https://bugs.launchpad.net/python-openstackclient/+bug/1631471

Hi there,

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Thanks,
Alex

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2018:2671