diff --git a/tools/test_build_system/test_build_system_helpers/idf_utils.py b/tools/test_build_system/test_build_system_helpers/idf_utils.py
index ff2e7978b4d..2fbe11a0cd0 100644
--- a/tools/test_build_system/test_build_system_helpers/idf_utils.py
+++ b/tools/test_build_system/test_build_system_helpers/idf_utils.py
@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: 2022-2024 Espressif Systems (Shanghai) CO LTD
+# SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
 # SPDX-License-Identifier: Apache-2.0
 import logging
 import os
@@ -7,7 +7,6 @@ import subprocess
 import sys
 import typing
 from pathlib import Path
-from typing import Union
 
 try:
     EXT_IDF_PATH = os.environ['IDF_PATH']  # type: str
@@ -16,7 +15,7 @@ except KeyError:
     exit(1)
 
 
-EnvDict = typing.Dict[str, str]
+EnvDict = dict[str, str]
 IdfPyFunc = typing.Callable[..., subprocess.CompletedProcess]
 
 
@@ -99,11 +98,12 @@ def get_idf_build_env(idf_path: str) -> EnvDict:
         sys.executable,
         os.path.join(idf_path, 'tools', 'idf_tools.py'),
         'export',
-        '--format=key-value'
+        '--format=key-value',
     ]
     keys_values = subprocess.check_output(cmd, stderr=subprocess.PIPE).decode()
-    idf_tool_py_env = {key: os.path.expandvars(value) for key, value in
-                       [line.split('=') for line in keys_values.splitlines()]}
+    idf_tool_py_env = {
+        key: os.path.expandvars(value) for key, value in [line.split('=') for line in keys_values.splitlines()]
+    }
     env_vars = {}  # type: EnvDict
     env_vars.update(os.environ)
     env_vars.update(idf_tool_py_env)
@@ -113,13 +113,15 @@ def get_idf_build_env(idf_path: str) -> EnvDict:
     return env_vars
 
 
-def run_idf_py(*args: str,
-               env: typing.Optional[EnvDict] = None,
-               idf_path: typing.Optional[typing.Union[str,Path]] = None,
-               workdir: typing.Optional[str] = None,
-               check: bool = True,
-               python: typing.Optional[str] = None,
-               input_str: typing.Optional[str] = None) -> subprocess.CompletedProcess:
+def run_idf_py(
+    *args: str,
+    env: EnvDict | None = None,
+    idf_path: str | Path | None = None,
+    workdir: str | None = None,
+    check: bool = True,
+    python: str | None = None,
+    input_str: str | None = None,
+) -> subprocess.CompletedProcess:
     """
     Run idf.py command with given arguments, raise an exception on failure
     :param args: arguments to pass to idf.py
@@ -144,27 +146,36 @@ def run_idf_py(*args: str,
 
     cmd = [
         python,
-        os.path.join(idf_path, 'tools', 'idf.py')
+        os.path.join(idf_path, 'tools', 'idf.py'),
     ]
     cmd += args  # type: ignore
-    logging.debug('running {} in {}'.format(' '.join(cmd), workdir))
+    logging.debug(f'running {" ".join(cmd)} in {workdir}')
     try:
         return subprocess.run(
-            cmd, env=env, cwd=workdir,
-            check=check, stdout=subprocess.PIPE, stderr=subprocess.PIPE,
-            text=True, encoding='utf-8', errors='backslashreplace', input=input_str)
+            cmd,
+            env=env,
+            cwd=workdir,
+            check=check,
+            capture_output=True,
+            text=True,
+            encoding='utf-8',
+            errors='backslashreplace',
+            input=input_str,
+        )
     except subprocess.CalledProcessError as e:
-        logging.error('The following idf.py command has failed: {}'.format(' '.join(cmd)))
-        logging.error('Working directory: {}'.format(workdir))
-        logging.error('Stdout: {}'.format(_clip_log_output(e.stdout)))
-        logging.error('Stderr: {}'.format(_clip_log_output(e.stderr)))
+        logging.error(f'The following idf.py command has failed: {" ".join(cmd)}')
+        logging.error(f'Working directory: {workdir}')
+        logging.error(f'Stdout: {_clip_log_output(e.stdout)}')
+        logging.error(f'Stderr: {_clip_log_output(e.stderr)}')
         raise
 
 
-def run_cmake(*cmake_args: str,
-              env: typing.Optional[EnvDict] = None,
-              check: bool = True,
-              workdir: typing.Optional[Union[Path,str]] = None) -> subprocess.CompletedProcess:
+def run_cmake(
+    *cmake_args: str,
+    env: EnvDict | None = None,
+    check: bool = True,
+    workdir: Path | str | None = None,
+) -> subprocess.CompletedProcess:
     """
     Run cmake command with given arguments, raise an exception on failure
     :param cmake_args: arguments to pass cmake
@@ -178,27 +189,33 @@ def run_cmake(*cmake_args: str,
     if workdir:
         build_dir = Path(workdir, 'build')
     else:
-        build_dir = (Path(os.getcwd()) / 'build')
+        build_dir = Path(os.getcwd()) / 'build'
 
     build_dir.mkdir(parents=True, exist_ok=True)
 
     cmd = ['cmake'] + list(cmake_args)
 
-    logging.debug('running {} in {}'.format(' '.join(cmd), build_dir))
+    logging.debug(f'running {" ".join(cmd)} in {build_dir}')
     try:
         return subprocess.run(
-            cmd, env=env, cwd=build_dir,
-            check=check, stdout=subprocess.PIPE, stderr=subprocess.PIPE,
-            text=True, encoding='utf-8', errors='backslashreplace')
+            cmd,
+            env=env,
+            cwd=build_dir,
+            check=check,
+            capture_output=True,
+            text=True,
+            encoding='utf-8',
+            errors='backslashreplace',
+        )
     except subprocess.CalledProcessError as e:
-        logging.error('The following cmake command has failed: {}'.format(' '.join(cmd)))
-        logging.error('Working directory: {}'.format(workdir))
-        logging.error('Stdout: {}'.format(_clip_log_output(e.stdout)))
-        logging.error('Stderr: {}'.format(_clip_log_output(e.stderr)))
+        logging.error(f'The following cmake command has failed: {" ".join(cmd)}')
+        logging.error(f'Working directory: {workdir}')
+        logging.error(f'Stdout: {_clip_log_output(e.stdout)}')
+        logging.error(f'Stderr: {_clip_log_output(e.stderr)}')
         raise
 
 
-def run_cmake_and_build(*cmake_args: str, env: typing.Optional[EnvDict] = None) -> None:
+def run_cmake_and_build(*cmake_args: str, env: EnvDict | None = None) -> None:
     """
     Run cmake command with given arguments and build afterwards, raise an exception on failure
     :param cmake_args: arguments to pass cmake