diff --git a/dzgui/main.py b/dzgui/main.py
index 5ed56fa..57a09dd 100644
--- a/dzgui/main.py
+++ b/dzgui/main.py
@@ -107,6 +107,7 @@ def main() -> None:
     rebuild_symlinks(XDG.config)
     remove_stale_signatures(XDG.config, XDG.version)
 
+    # TODO: handle IP DB failure
     get_ipdb(XDG.ips)
     local_coords = get_local_coords(XDG.ips)
 
diff --git a/dzgui/views/trees/tree_base.py b/dzgui/views/trees/tree_base.py
index 528389d..7e4ce7c 100644
--- a/dzgui/views/trees/tree_base.py
+++ b/dzgui/views/trees/tree_base.py
@@ -1,18 +1,15 @@
 import logging
-import multiprocessing
-import subprocess
+
+from typing import Callable, TYPE_CHECKING
+
+from dzgui.const.constants import SEPARATOR
+from dzgui.util.keys import is_navkey
+from dzgui.views.mixins.cursor_mixin import CursorMixin
 
 import gi
 gi.require_version("Gtk", "3.0")
 from gi.repository import Gtk, GLib, Gdk, GObject, Pango  # noqa
 
-from dzgui.const.constants import SEPARATOR
-from dzgui.util.keys import is_navkey
-from dzgui.util import strings
-from typing import Any, Callable, TYPE_CHECKING
-
-from dzgui.views.mixins.cursor_mixin import CursorMixin
-
 logger = logging.getLogger(__name__)
 
 if TYPE_CHECKING:
@@ -85,7 +82,6 @@ class TreeView(CursorMixin, Gtk.TreeView):
         self, treeview: Gtk.TreeView, event: Gdk.EventKey
     ) -> None:
 
-        keyname = Gdk.keyval_name(event.keyval)
         if is_navkey(event.keyval):
             # TODO: investigate this
             if self.sel_blocked is False:
diff --git a/dzgui/views/trees/tree_log.py b/dzgui/views/trees/tree_log.py
index 6fd2de7..b85c9a8 100644
--- a/dzgui/views/trees/tree_log.py
+++ b/dzgui/views/trees/tree_log.py
@@ -1,23 +1,16 @@
 import logging
-import multiprocessing
-import subprocess
+
+from typing import TYPE_CHECKING
+
+from dzgui.const.enum import ContextMenuGroup
+from dzgui.util import strings
+from dzgui.views.trees.tree_base import TreeView
+from dzgui.views.mixins.context_mixin import ContextMixin
 
 import gi
 gi.require_version("Gtk", "3.0")
 from gi.repository import Gtk, GLib, Gdk, GObject, Pango  # noqa E402
 
-from dzgui.util.keys import is_navkey
-from dzgui.util import strings
-from typing import Any, TYPE_CHECKING
-
-from dzgui.views.trees.tree_base import TreeView
-from dzgui.views.mixins.context_mixin import ContextMixin
-from dzgui.const.enum import ContextMenuGroup
-
-from typing import Any
-import dzgui.util._json as JSON  # noqa
-
-
 if TYPE_CHECKING:
     from dzgui.controllers.mc import Controller
 
@@ -34,8 +27,8 @@ class LogTreeView(ContextMixin, TreeView):
         self.set_headers_visible(True)
         self.get_selection().set_mode(Gtk.SelectionMode.MULTIPLE)
 
-        s = self.controller.get_log_store()
-        self.set_model(s)
+        model = self.controller.get_log_store()
+        self.set_model(model)
 
         for i, column_title in enumerate(strings.log_cols):
             renderer = Gtk.CellRendererText()
diff --git a/dzgui/views/trees/tree_menu.py b/dzgui/views/trees/tree_menu.py
index ccc5014..0b91ff3 100644
--- a/dzgui/views/trees/tree_menu.py
+++ b/dzgui/views/trees/tree_menu.py
@@ -1,16 +1,14 @@
 import logging
-import multiprocessing
-import subprocess
 from typing import TYPE_CHECKING
 
-import gi
-gi.require_version("Gtk", "3.0")
-from gi.repository import Gtk, GLib, Gdk, GObject, Pango  # noqa
-
 from dzgui.const.enum import RowType, NotebookPage
 from dzgui.util.open_links import open_link_by_rowtype
 from dzgui.views.trees.tree_base import TreeView
 
+import gi
+gi.require_version("Gtk", "3.0")
+from gi.repository import Gtk, GLib, Gdk, GObject, Pango  # noqa
+
 logger = logging.getLogger(__name__)
 
 if TYPE_CHECKING:
diff --git a/dzgui/views/trees/tree_mods.py b/dzgui/views/trees/tree_mods.py
index 9195abc..b7417d4 100644
--- a/dzgui/views/trees/tree_mods.py
+++ b/dzgui/views/trees/tree_mods.py
@@ -1,18 +1,18 @@
 import logging
-from typing import Any, Literal, TYPE_CHECKING
+from typing import Any, TYPE_CHECKING
+
+from dzgui.util import strings, localize
+from dzgui.views.trees.tree_base import TreeView
+from dzgui.views.mixins.context_mixin import ContextMixin
+from dzgui.views.mixins.mods_mixin import ModsMixin
+from dzgui.const.enum import (
+    ContextMenuGroup,
+    )
 
 import gi
 gi.require_version("Gtk", "3.0")
 from gi.repository import Gtk, GLib, Gdk, GObject, Pango  # noqa
 
-from dzgui.const.enum import (
-    ContextMenuGroup,
-    RowType,
-    )
-from dzgui.util import strings, localize
-from dzgui.views.trees.tree_base import TreeView
-from dzgui.views.mixins.context_mixin import ContextMixin
-from dzgui.views.mixins.mods_mixin import ModsMixin
 
 if TYPE_CHECKING:
     from dzgui.controllers.mc import Controller