# File lib/fog/softlayer/requests/compute/delete_vm_tags.rb, line 36
        def delete_vm_tags(id, tags = [])
          raise ArgumentError, "Tags argument for #{self.class.name}##{__method__} must be Array." unless tags.is_a?(Array)
          subset = self.get_vm_tags(id).body['tagReferences'].map do |i|
            i['tag']['name'] unless tags.include?(i['tag']['name'])
          end.compact
          self.create_vm_tags(id, subset)
        end