fix: everyone's linting; loosen one linter rule on user keymaps

kmk/ble.py

@@ -1,5 +1,4 @@
 from adafruit_ble import BLERadio
-from adafruit_ble.advertising import Advertisement
 from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
 from adafruit_ble.services.standard.hid import HIDService
 from kmk.hid import (

kmk/kmk_keyboard.py

@@ -4,11 +4,9 @@
 import kmk.preload_imports  # isort:skip # NOQA
 
 import busio
-import gc
 
 from kmk import led, rgb
-
-from kmk.consts import KMK_RELEASE, LeaderMode, UnicodeMode
+from kmk.consts import LeaderMode, UnicodeMode
 from kmk.hid import AbstractHID, HIDModes
 from kmk.internal_state import InternalState
 from kmk.keys import KC
@@ -279,20 +277,16 @@ class KMKKeyboard:
                 del self.leader_dictionary[k]
 
         while True:
-            state_changed = False
-
             if self.split_type is not None and self.is_target:
                 update = self._receive_from_initiator()
                 if update is not None:
                     self._handle_matrix_report(update)
-                    state_changed = True
 
             update = self.matrix.scan_for_changes()
 
             if update is not None:
                 if self.is_target:
                     self._handle_matrix_report(update)
-                    state_changed = True
                 else:
                     # This keyboard is a initiator, and needs to send data to target
                     self._send_to_target(update)
@@ -305,8 +299,6 @@ class KMKKeyboard:
             new_timeouts_len = len(self._state.timeouts)
 
             if old_timeouts_len != new_timeouts_len:
-                state_changed = True
-
                 if self._state.hid_pending:
                     self._send_hid()