AC-207: add importlib.metadata python3.12 compatibility

binstar_client/scripts/cli.py

@@ -26,7 +26,7 @@
 logger = logging.getLogger('binstar')
 
 
-def _get_entry_points(group: str) -> typing.List[metadata.EntryPoint]:
+def _get_entry_points(group: str) -> typing.List[metadata.EntryPoint] | metadata.EntryPoints:
     # The API was changed in Python 3.10, see https://docs.python.org/3/library/importlib.metadata.html#entry-points
     if sys.version_info.major == 3 and sys.version_info.minor < 10:
         return metadata.entry_points().get(group, [])
@@ -223,7 +223,7 @@ def _load_main_plugin() -> typing.Optional[typing.Callable[[], typing.Any]]:
     """Allow loading a new CLI main entrypoint via plugin mechanisms. There can only be one."""
     plugin_group_name: typing.Final[str] = 'anaconda_cli.main'
 
-    plugin_mains: typing.List[metadata.EntryPoint] = _get_entry_points(plugin_group_name)
+    plugin_mains: typing.List[metadata.EntryPoint] | metadata.EntryPoints = _get_entry_points(plugin_group_name)
 
     if len(plugin_mains) > 1:
         raise EnvironmentError(
@@ -237,7 +237,7 @@ def _load_main_plugin() -> typing.Optional[typing.Callable[[], typing.Any]]:
         # e.g. in pyproject.toml, where my_plugin_library.cli.main is the callable entrypoint function
         # [project.entry-points."anaconda_cli.main"]
         # anaconda = "my_plugin_library.cli:main"
-        return plugin_mains[0].load()
+        return tuple(plugin_mains)[0].load()
     return None