Update py_modules.py AttributeError: module has no attribute '__path__'

[jm-nab]

top level site-packages do not get imported correctly?

Why are these changes needed?

2024-06-27 14:49:14,769	INFO packaging.py:358 -- Pushing file package 'gcs://_ray_pkg_3b213a8b75cb367b.zip' (101.40MiB) to Ray cluster...
2024-06-27 14:49:15,644	INFO packaging.py:371 -- Successfully pushed file package 'gcs://_ray_pkg_3b213a8b75cb367b.zip'.
> /home/jm/repos/enterprise/vertexai_loaders/venv_311/lib/python3.11/site-packages/ray/_private/runtime_env/py_modules.py(86)upload_py_modules_if_needed()
-> pass
(Pdb) l
 81  	                        "py_modules only supports modules whose __path__ has length 1."
 82  	                    )
 83  	                [module_path] = module.__path__
 84  	            else:
 85  	                breakpoint()
 86  ->	                pass
 87  	        else:
 88  	            raise TypeError(
 89  	                "py_modules must be a list of file paths, URIs, "
 90  	                f"or imported modules, got {type(module)}."
 91  	            )
(Pdb) module
<module 'jsonpatch' from '/home/jm/repos/enterprise/vertexai_loaders/venv_311/lib/python3.11/site-packages/jsonpatch.py'>
(Pdb) dir(module)
['AddOperation', 'CopyOperation', 'DiffBuilder', 'InvalidJsonPatch', 'JsonPatch', 'JsonPatchConflict', 'JsonPatchException', 'JsonPatchTestFailed', 'JsonPointer', 'JsonPointerException', 'MappingProxyType', 'MoveOperation', 'MutableMapping', 'MutableSequence', 'PatchOperation', 'RemoveOperation', 'ReplaceOperation', 'Sequence', 'TestOperation', '_ST_ADD', '_ST_REMOVE', '__author__', '__builtins__', '__cached__', '__doc__', '__file__', '__license__', '__loader__', '__name__', '__package__', '__spec__', '__version__', '__website__', '_jsonloads', '_path_join', 'apply_patch', 'basestring', 'collections', 'copy', 'functools', 'json', 'make_patch', 'multidict', 'sys', 'unicode_literals']
(Pdb) module.__package__
''
(Pdb) module.__file__
'/home/jm/repos/enterprise/vertexai_loaders/venv_311/lib/python3.11/site-packages/jsonpatch.py'
(Pdb) import os
(Pdb) os.path.dirname(module.__file__)
'/home/jm/repos/enterprise/vertexai_loaders/venv_311/lib/python3.11/site-packages'

Related issue number

Checks

• I've signed off every commit(by using the -s flag, i.e., git commit -s) in this PR.
• I've run scripts/format.sh to lint the changes in this PR.
• I've included any doc changes needed for https://docs.ray.io/en/master/.
  • I've added any new APIs to the API Reference. For example, if I added a
    method in Tune, I've added it in doc/source/tune/api/ under the
    corresponding .rst file.
• I've made sure the tests are passing. Note that there might be a few flaky tests, see the recent failures at https://flakey-tests.ray.io/
• Testing Strategy
  • Unit tests
  • Release tests
  • This PR is not tested :(
  • tested locally with pdb

Here's the test:

    import enum, io, jsonpatch
    ray.init(address=raycluster_uri, runtime_env={"py_modules": [
        enum
        io
        jsonpatch,
        ]})