ansible意外的异常：词典更新序列元素＃0

当我运行以下命令 [[email protected]] $ ansible localhost -vvv -m setup Using /etc/ansible/ansible.cfg as config file 它提供了以下错误 ERROR! Unexpected Exception: dictionary update sequence element #0 has length 1; 2 is required the full traceback was: Traceback (most recent call last): File "/usr/bin/ansible", line 92, in <module> exit_code = cli.run() File "/usr/lib/python2.6/site-packages/ansible/cli/adhoc.py", line 129, in run inventory = Inventory(loader=loader, variable_manager=variable_manager, host_list=self.options.inventory) File "/usr/lib/python2.6/site-packages/ansible/inventory/__init__.py", line 92, in __init__ self.parse_inventory(host_list) File "/usr/lib/python2.6/site-packages/ansible/inventory/__init__.py", line 159, in parse_inventory group.vars = combine_vars(group.vars, self.get_group_variables(group.name)) File "/usr/lib/python2.6/site-packages/ansible/inventory/__init__.py", line 527, in get_group_variables self._vars_per_group[groupname] = self._get_group_variables(groupname, vault_password=vault_password) File "/usr/lib/python2.6/site-packages/ansible/inventory/__init__.py", line 545, in _get_group_variables vars = combine_vars(vars, self.get_group_vars(group)) File "/usr/lib/python2.6/site-packages/ansible/inventory/__init__.py", line 727, in get_group_vars return self._get_hostgroup_vars(host=None, group=group, new_pb_basedir=new_pb_basedir, return_results=return_results) File "/usr/lib/python2.6/site-packages/ansible/inventory/__init__.py", line 788, in _get_hostgroup_vars host_results = self._variable_manager.add_group_vars_file(base_path, self._loader) File "/usr/lib/python2.6/site-packages/ansible/vars/__init__.py", line 616, in add_group_vars_file data = self._load_inventory_file(path, loader) File "/usr/lib/python2.6/site-packages/ansible/vars/__init__.py", line 574, in _load_inventory_file rval.update(data) ValueError: dictionary update sequence element #0 has length 1; 2 is required