chenghuichen opened a new issue, #36:
URL: https://github.com/apache/paimon-python/issues/36
## Description
launch gateway failed due to lack of __init__.py when calling
```importlib.resources.files(_JAVA_DEPS_PACKAGE)```
## Steps to Reproduce
use any pypaimon function which will trigger launch_gateway
## Actual Behavior
Receiving error message:
```
Traceback (most recent call last):
File "./ray/python/ray/data/_internal/datasource/paimon_datasource.py",
line 283, in <module>
catalog = Catalog.create(catalog_options)
File
"./ray/venv/lib/python3.9/site-packages/pypaimon/py4j/java_implementation.py",
line 45, in create
j_catalog_context = java_utils.to_j_catalog_context(catalog_options)
File
"./ray/venv/lib/python3.9/site-packages/pypaimon/py4j/util/java_utils.py", line
26, in to_j_catalog_context
gateway = get_gateway()
File
"./ray/venv/lib/python3.9/site-packages/pypaimon/py4j/java_gateway.py", line
45, in get_gateway
_gateway = launch_gateway()
File
"./ray/venv/lib/python3.9/site-packages/pypaimon/py4j/java_gateway.py", line
78, in launch_gateway
p = launch_gateway_server_process(env)
File
"./ray/venv/lib/python3.9/site-packages/pypaimon/py4j/gateway_server.py", line
50, in launch_gateway_server_process
classpath = _get_classpath(env)
File
"./ray/venv/lib/python3.9/site-packages/pypaimon/py4j/gateway_server.py", line
86, in _get_classpath
jars = importlib.resources.files(_JAVA_DEPS_PACKAGE)
File
"/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/importlib/resources.py",
line 147, in files
return _common.from_package(_get_package(package))
File
"/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/importlib/_common.py",
line 14, in from_package
return fallback_resources(package.__spec__)
File
"/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/importlib/_common.py",
line 18, in fallback_resources
package_directory = pathlib.Path(spec.origin).parent
File
"/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/pathlib.py",
line 1072, in __new__
self = cls._from_parts(args, init=False)
File
"/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/pathlib.py",
line 697, in _from_parts
drv, root, parts = self._parse_args(args)
File
"/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/pathlib.py",
line 681, in _parse_args
a = os.fspath(a)
TypeError: expected str, bytes or os.PathLike object, not NoneType
```
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