fix: handle stat errors when scanning directory tree

CHANGELOG

@@ -1,5 +1,6 @@
 0.7.0
  - fix: handle copy errors (retry first, fail better)
+ - fix: handle stat errors when scanning directory tree
  - setup: bump dclab from 0.58.2 to 0.60.0
 0.6.4
  - setup: compile PyInstaller bootloader for every release

mpl_data_cast/gui/widget_tree.py

@@ -1,4 +1,5 @@
 from importlib import resources
+import logging
 import pathlib
 import time
 import threading
@@ -10,6 +11,9 @@
 from ..util import is_dir_writable
 
 
+logger = logging.getLogger(__name__)
+
+
 class TreeObjectCounter(threading.Thread):
     """Thread running in the background, counting objects and their size"""
     def __init__(self, *args, **kwargs):
@@ -79,7 +83,11 @@ def run(self):
                         # Windows might encounter PermissionError.
                         pass
                     else:
-                        if pp.is_dir() or pp.name in ignored_files:
+                        try:
+                            if pp.is_dir() or pp.name in ignored_files:
+                                continue
+                        except BaseException:
+                            logger.warning(f"Could not stat {pp}")
                             continue
                         with self.lock:
                             # check before incrementing