feat(tools): Enforce utf-8 encoding with open() function

components/partition_table/gen_esp32part.py

@@ -676,7 +676,7 @@ def main():
 
     if input_is_binary:
         output = table.to_csv()
-        with sys.stdout if args.output == '-' else open(args.output, 'w') as f:
+        with sys.stdout if args.output == '-' else open(args.output, 'w', encoding='utf-8') as f:
             f.write(output)
     else:
         output = table.to_binary()

components/partition_table/gen_extra_subtypes_inc.py

@@ -1,14 +1,13 @@
 #!/usr/bin/env python
 # SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
 # SPDX-License-Identifier: Apache-2.0
-
 import argparse
 
 
 def gen_header_file(path: str, subtypes: str) -> None:
     HDR_MESSAGE = '/* Automatically generated file. DO NOT EDIT. */\n\n'
     PARTTOOL_USAGE = 'If you want to use parttool.py manually, please use the following as an extra argument:'
-    with open(path, 'w') as f:
+    with open(path, 'w', encoding='utf-8') as f:
         f.write(HDR_MESSAGE)
         if subtypes:
             f.write('/*\n\t' + PARTTOOL_USAGE + '\n\t')

components/partition_table/parttool.py

@@ -92,7 +92,7 @@ class ParttoolTarget():
                     partition_table = gen.PartitionTable.from_binary(f.read())
 
             if partition_table is None:
-                with open(partition_table_file, 'r') as f:
+                with open(partition_table_file, 'r', encoding='utf-8') as f:
                     f.seek(0)
                     partition_table = gen.PartitionTable.from_csv(f.read())
         else: