Remove use of pkg_resources (#1058)

* Clean resource filename

* Remove use of pkg_resources

camacq/config.py

@@ -1,10 +1,10 @@
 """Handle the config file."""
 
+from importlib import resources
 import logging
 import os
 from pathlib import Path
 
-from pkg_resources import resource_filename
 from ruamel.yaml import YAML, YAMLError
 
 _LOGGER = logging.getLogger(__name__)
@@ -89,7 +89,7 @@ def create_default_config(config_dir):
         failed.
     """
     config_path = config_dir / YAML_CONFIG_FILE
-    default_config_template = resource_filename(__name__, DEFAULT_CONFIG_TEMPLATE)
+    default_config_template = resources.files(__package__) / DEFAULT_CONFIG_TEMPLATE
     data = load_config_file(Path(default_config_template))
     yaml = YAML()
 

camacq/plugins/__init__.py

@@ -2,7 +2,7 @@
 
 import asyncio
 
-import pkg_resources
+from importlib.metadata import entry_points
 
 from camacq.helper import setup_one_module
 
@@ -46,6 +46,6 @@ def get_plugins():
     """Return a dict of plugin modules."""
     plugins = {
         entry_point.name: entry_point.load()
-        for entry_point in pkg_resources.iter_entry_points("camacq.plugins")
+        for entry_point in entry_points(group="camacq.plugins")
     }
     return plugins

tests/test_workflow.py

@@ -1,13 +1,13 @@
 """Test a complete workflow."""
 
+from importlib import resources
 import logging
 from functools import partial
 from pathlib import Path
 from unittest.mock import Mock, call, patch
 
 import pytest
 from leicacam.async_cam import AsyncCAM
-from pkg_resources import resource_filename
 
 from camacq import bootstrap
 from camacq.config import DEFAULT_CONFIG_TEMPLATE, load_config_file
@@ -66,7 +66,7 @@ async def test_workflow(center, caplog, api, rename_image):
     """Test a complete workflow."""
     # pylint: disable=too-many-locals,too-many-statements
     caplog.set_level(logging.DEBUG)
-    config_path = Path(resource_filename(bootstrap.__name__, DEFAULT_CONFIG_TEMPLATE))
+    config_path = resources.files(bootstrap.__package__) / DEFAULT_CONFIG_TEMPLATE
     config = await center.add_executor_job(load_config_file, config_path)
     config.pop("logging")
     await bootstrap.setup_dict(center, config)