votes up 2

You must pass a single valid host to --host parameter

Package:
ansible
github stars 49704
Exception Class:
AnsibleOptionsError

Raise code

        # Initialize needed objects
        self.loader, self.inventory, self.vm = self._play_prereqs()

        results = None
        if context.CLIARGS['host']:
            hosts = self.inventory.get_hosts(context.CLIARGS['host'])
            if len(hosts) != 1:
                raise AnsibleOptionsError("You must pass a single valid host to --host parameter")

            myvars = self._get_host_variables(host=hosts[0])

            # FIXME: should we template first?
            results = self.dump(myvars)

        elif context.CLIARGS['graph']:
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