[WIP] PR: Update server configuration and plugin management for pygls

pylsp/_utils.py

@@ -11,6 +11,7 @@
 import sys
 import threading
 import time
+from glob import glob
 from typing import Any, Iterable, List, Optional
 
 import docstring_to_markdown
@@ -96,7 +97,9 @@ def find_parents(root, path, names):
     # Split the relative by directory, generate all the parent directories, then check each of them.
     # This avoids running a loop that has different base-cases for unix/windows
     # e.g. /a/b and /a/b/c/d/e.py -> ['/a/b', 'c', 'd']
-    dirs = [root] + os.path.relpath(os.path.dirname(path), root).split(os.path.sep)
+    if os.path.isfile(path):
+        path = os.path.dirname(path)
+    dirs = [root] + os.path.relpath(path, root).split(os.path.sep)
 
     # Search each of /a/b/c, /a/b, /a
     while dirs:

pylsp/config/plugin.py

@@ -0,0 +1,31 @@
+# Copyright 2017-2020 Palantir Technologies, Inc.
+# Copyright 2021- Python Language Server Contributors.
+
+from __future__ import annotations
+
+import logging
+from collections.abc import Mapping, Sequence
+
+import pluggy
+from pluggy import HookImpl
+
+log = logging.getLogger(__name__)
+
+
+class PluginManager(pluggy.PluginManager):
+    def __init__(self, project_name: str):
+        super().__init__(project_name)
+
+    def _hookexec(
+        self,
+        hook_name: str,
+        methods: Sequence[HookImpl],
+        kwargs: Mapping[str, object],
+        firstresult: bool,
+    ):
+        try:
+            return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
+        except Exception as e:
+            log.warning(f"Failed to load hook {hook_name}: {e}", exc_info=True)
+            return []
+