本例环境如下：
python版本: 3.7
etcd3版本: 0.12.0
报错信息：
File "/tools/apps/venv/lib/python3.7/site-packages/etcd3/client.py", line 48, in handler_translate_exception(exc)File "/tools/apps/venv/lib/python3.7/site-packages/etcd3/client.py", line 46, in handlerreturn f(*args, **kwargs)File "/tools/apps/venv/lib/python3.7/site-packages/etcd3/client.py", line 424, in putmetadata=self.metadataFile "/tools/apps/venv/lib/python3.7/site-packages/grpc/_channel.py", line 946, in __call__return _end_unary_response_blocking(state, call, False, None)File "/tools/apps/venv/lib/python3.7/site-packages/grpc/_channel.py", line 849, in _end_unary_response_blockingraise _InactiveRpcError(state)grpc._channel._InactiveRpcError: <_InactiveRpcError of RPC that terminated with:status = StatusCode.UNAUTHENTICATEDdetails = "Established channel does not have a sufficient security level to transfer call credential."debug_error_string = "{"created":"@1650335047.885697270","description":"Error received from peer 172.0.0.1:8030","file":"src/core/lib/surface/call.cc","file_line":906,"grpc_message":"Established channel does not have a sufficient security level to transfer call credential.","grpc_status":16}"降级后解决
pip uninstall grpciopip install grpcio==1.19.0以上就是本次分享的全部内容，当初想要学习编程的小伙伴欢送关注Python技术大本营，获取更多技能与教程。