change: fix linting errors in python files

tools/python_version_checker.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# SPDX-FileCopyrightText: 2021-2024 Espressif Systems (Shanghai) CO LTD
+# SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
 #
 # SPDX-License-Identifier: Apache-2.0
 #
@@ -11,32 +11,24 @@
 # (python3.10, python3.11, ...) cannot be hardcoded there and at the end, the user is responsible to set-up a system
 # where "python" or "python3" of compatible version is available.
 import sys
-
-try:
-    # Python 2 is not supported anymore but still the old way of typing is used here in order to give a nice Python
-    # version failure and not a typing exception.
-    from typing import Iterable
-except ImportError:
-    pass
+from collections.abc import Iterable
 
 OLDEST_PYTHON_SUPPORTED = (3, 10)  # keep it as tuple for comparison with sys.version_info
 
 
-def _ver_to_str(it):  # type: (Iterable) -> str
+def _ver_to_str(it: Iterable) -> str:
     return '.'.join(str(x) for x in it)
 
 
-def is_supported():  # type: () -> bool
+def is_supported() -> bool:
     return sys.version_info[:2] >= OLDEST_PYTHON_SUPPORTED[:2]
 
 
-def check():  # type: () -> None
+def check() -> None:
     if not is_supported():
         raise RuntimeError(
-            'ESP-IDF supports Python {} or newer but you are using Python {}. Please upgrade your '
-            'installation as described in the documentation.'.format(
-                _ver_to_str(OLDEST_PYTHON_SUPPORTED), _ver_to_str(sys.version_info[:3])
-            )
+            f'ESP-IDF supports Python {_ver_to_str(OLDEST_PYTHON_SUPPORTED)} or newer but you are using Python '
+            f'{_ver_to_str(sys.version_info[:3])}. Please upgrade your installation as described in the documentation.'
         )