Fix issue with invalid state access

src/tabpfn_common_utils/telemetry/core/state.py

@@ -9,7 +9,7 @@
 from datetime import datetime, timezone
 from pathlib import Path
 from platformdirs import user_config_dir
-from typing import Any
+from typing import Any, Optional
 
 
 # Check if filelock is available
@@ -44,6 +44,21 @@
 }
 
 
+def _safe_state_path() -> Optional[Path]:
+    """Get the path to the state file safely.
+
+    If an exception is raised in the underlying _state_path() function,
+    return None.
+
+    Returns:
+        Optional[Path]: The path to the state file or None.
+    """
+    try:
+        return _state_path()
+    except Exception:
+        return None
+
+
 def _state_path() -> Path:
     """Get the path to the state file.
 
@@ -97,7 +112,7 @@ def _write_with_filelock(path: Path, data: dict[str, Any]) -> None:
     lock = filelock.FileLock(lock_path, timeout=10)
 
     with lock:
-        _write_data_to_file(path, data)
+        _safe_write_data_to_file(path, data)
 
 
 def _write_without_lock(path: Path, data: dict[str, Any]) -> None:
@@ -107,7 +122,20 @@ def _write_without_lock(path: Path, data: dict[str, Any]) -> None:
         path: The path to the state file.
         data: The data to write to the state file.
     """
-    _write_data_to_file(path, data)
+    _safe_write_data_to_file(path, data)
+
+
+def _safe_write_data_to_file(path: Path, data: dict[str, Any]) -> None:
+    """Write data to file atomically safely.
+
+    Args:
+        path: The path to the state file.
+        data: The data to write to the state file.
+    """
+    try:
+        _write_data_to_file(path, data)
+    except Exception:
+        pass
 
 
 def _write_data_to_file(path: Path, data: dict[str, Any]) -> None:
@@ -236,7 +264,10 @@ def load_state() -> dict[str, Any]:
     Returns:
         The telemetry state (schema-normalized).
     """
-    path = _state_path()
+    path = _safe_state_path()
+    if path is None:
+        return _normalize({})
+
     raw = _read(path)
     return _normalize(raw)
 
@@ -251,8 +282,15 @@ def save_state(state: dict[str, Any]) -> None:
     if not normalized.get("created_at"):
         normalized["created_at"] = datetime.now(timezone.utc).isoformat()
 
-    path = _state_path()
-    _write_with_lock(path, normalized)
+    path = _safe_state_path()
+    if path is None:
+        return
+
+    try:
+        # Safely write, silently ignore any errors
+        _write_with_lock(path, normalized)
+    except Exception:
+        pass
 
 
 def get_property(key: str, default: Any = None, data_type: type | None = None) -> Any: