hi Team, I'm trying to run

bentoml serve

in a docker image based on

python:3.9

but I got the following error which I don't understand... anyone help? Thanks! I got

bentoml==1.3.21

installed

Traceback (most recent call last):
  File "/usr/local/bin/bentoml", line 8, in <module>
    sys.exit(cli())
  File "/usr/local/lib/python3.9/site-packages/click/core.py", line 1161, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/click/core.py", line 1082, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python3.9/site-packages/click/core.py", line 1697, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/usr/local/lib/python3.9/site-packages/click/core.py", line 1443, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python3.9/site-packages/click/core.py", line 788, in invoke
    return __callback(*args, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/bentoml_cli/utils.py", line 364, in wrapper
    return func(*args, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/bentoml_cli/utils.py", line 335, in wrapper
    return_value = func(*args, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/bentoml_cli/env_manager.py", line 126, in wrapper
    return func(*args, **kwargs)
  File "/usr/local/lib/python3.9/site-packages/bentoml_cli/serve.py", line 313, in serve
    serve_http(
  File "/usr/local/lib/python3.9/site-packages/simple_di/__init__.py", line 139, in _
    return func(*_inject_args(bind.args), **_inject_kwargs(bind.kwargs))
  File "/usr/local/lib/python3.9/site-packages/_bentoml_impl/server/serving.py", line 207, in serve_http
    svc = import_service(bento_identifier, bento_path)
  File "/usr/local/lib/python3.9/site-packages/_bentoml_impl/loader.py", line 146, in import_service
    bento_path.with_name(BENTO_YAML_FILENAME).exists()
  File "/usr/local/lib/python3.9/pathlib.py", line 879, in with_name
    raise ValueError("%r has an empty name" % (self,))
ValueError: PosixPath('/') has an empty name

not from bentoml team, but it seems from the stackstrace there is something wrong the bentoml configuration yaml loading. do you supply it on the bentoml serve? i suggest to set a breakpoint and findout what