diff --git a/.github/workflows/python-code-quality.yml b/.github/workflows/python-code-quality.yml
index 374135184a5..88eb773b690 100644
--- a/.github/workflows/python-code-quality.yml
+++ b/.github/workflows/python-code-quality.yml
@@ -36,7 +36,7 @@ jobs:
       # renovate: datasource=pypi depName=bandit
       BANDIT_VERSION: "1.8.6"
       # renovate: datasource=pypi depName=ruff
-      RUFF_VERSION: "0.13.2"
+      RUFF_VERSION: "0.14.0"
 
     runs-on: ${{ matrix.os }}
     permissions:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index a5a18856343..249d098c069 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -42,7 +42,7 @@ repos:
           )
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: v0.13.2
+    rev: v0.14.0
     hooks:
       # Run the linter.
       - id: ruff-check
diff --git a/gui/wxpython/gui_core/infobar.py b/gui/wxpython/gui_core/infobar.py
index e9bd8b848a5..cf6ea07c0f4 100644
--- a/gui/wxpython/gui_core/infobar.py
+++ b/gui/wxpython/gui_core/infobar.py
@@ -18,7 +18,6 @@
 
 import sys
 import wx
-import wx.aui
 
 try:
     import wx.lib.agw.infobar as IB
diff --git a/gui/wxpython/gui_core/widgets.py b/gui/wxpython/gui_core/widgets.py
index ffbbed02e02..13f3d6f5846 100644
--- a/gui/wxpython/gui_core/widgets.py
+++ b/gui/wxpython/gui_core/widgets.py
@@ -65,10 +65,8 @@
 from wx.lib.wordwrap import wordwrap
 
 if wxPythonPhoenix:
-    import wx.adv
     from wx.adv import OwnerDrawnComboBox
 else:
-    import wx.combo
     from wx.combo import OwnerDrawnComboBox
 try:
     import wx.lib.agw.flatnotebook as FN
diff --git a/gui/wxpython/lmgr/workspace.py b/gui/wxpython/lmgr/workspace.py
index 395fd0b61a5..41eea57657b 100644
--- a/gui/wxpython/lmgr/workspace.py
+++ b/gui/wxpython/lmgr/workspace.py
@@ -21,7 +21,6 @@
 from pathlib import Path
 
 import wx
-import wx.aui
 
 from core.settings import UserSettings
 from core.gcmd import RunCommand, GError, GMessage
diff --git a/gui/wxpython/wxgui.py b/gui/wxpython/wxgui.py
index 87f285213b6..05212146fd2 100644
--- a/gui/wxpython/wxgui.py
+++ b/gui/wxpython/wxgui.py
@@ -36,7 +36,6 @@
 # we get annoying "Debug: Adding duplicate image handler for 'Windows bitmap file'"
 # during start up, remove when not needed
 import wx.adv
-import wx.html
 
 try:
     import wx.lib.agw.advancedsplash as SC
diff --git a/python/grass/temporal/core.py b/python/grass/temporal/core.py
index 1d6c64ec974..e1641f0fe9c 100644
--- a/python/grass/temporal/core.py
+++ b/python/grass/temporal/core.py
@@ -32,8 +32,11 @@
 
 from __future__ import annotations
 
-# import traceback
+import atexit
 import os
+import sqlite3
+from datetime import datetime
+from importlib.util import find_spec
 from pathlib import Path
 
 import grass.script as gs
@@ -42,22 +45,24 @@
 
 from .c_libraries_interface import CLibrariesInterface
 
-# Import all supported database backends
-# Ignore import errors since they are checked later
 
-import sqlite3
+# Import all supported database backends (sqlite3 imported above)
+# Ignore import errors since they are checked later
 
+db_errors: tuple[type[sqlite3.Error], type[psycopg2.Error]] | tuple[type[sqlite3.Error]]
 # Postgresql is optional, existence is checked when needed
-try:
-    import psycopg2
+if find_spec("psycopg2") is not None and find_spec("psycopg2.extras") is not None:
+    # Following explanations on how importing submodules work
+    # from ruff's v0.13.3 new F401 handling https://github.com/astral-sh/ruff/pull/20200
+    # importing "psycopg2.extras" actually makes an "import psycopg2",
+    # making the members of the form `psycopg2.*` available, and then also imports the
+    # extras and makes available the members of the form `psycopg2.extras.*`.
     import psycopg2.extras
 
     db_errors = (sqlite3.Error, psycopg2.Error)
-except ImportError:
+else:
     db_errors = (sqlite3.Error,)
 
-import atexit
-from datetime import datetime
 
 ###############################################################################