Cleanup issues identified by lgtm (#14459)

* cleanup issues identified by lgtm

* fix the git_status check

keyboards/dekunukem/duckypad/keymaps/m4cs/sysinfo.py

@@ -21,7 +21,6 @@
 
 import hid
 import time
-import string
 import psutil
 import GPUtil
 import datetime

keyboards/ergodox_ez/util/compile_keymap.py

@@ -584,11 +584,6 @@ def unicode_macro_cases(config):
     for macro_id, uc_hex in config['unicode_macros'].items():
         hi = int(uc_hex, 16) >> 8
         lo = int(uc_hex, 16) & 0xFF
-        unimacro_keys = ", ".join(
-            "T({})".format(
-                "KP_" + digit if digit.isdigit() else digit
-            ) for digit in uc_hex
-        )
         yield UNICODE_MACRO_TEMPLATE.format(
             macro_id=macro_id, hi=hi, lo=lo
         )

keyboards/ergodox_ez/util/keymap_beautifier/KeymapBeautifier.py

@@ -227,7 +227,6 @@ class KeymapBeautifier:
             self.layer_keys_pointer = 0
 
         begin = self.layer_keys_pointer
-        end = begin + n_columns
         return self.layer_keys[self.layer_keys_pointer-n_keys:self.layer_keys_pointer]
 
     key_coordinates_counter = 0