Category "unset"

openstack image unset --property BadRequestException: 400

Version stein openstack, one image had set the property with hw_scsi_model='virtio-scsi', now I have to unset it, but can't work. # openstack image unset --prop

How can I remove a key from a Python dictionary?

Is there a one-line way of deleting a key from a dictionary without raising a KeyError? if 'key' in my_dict: del my_dict['key']