scripts: list_boards: Fix linter issues

Fix issues reported by ruff.

Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>

.ruff-excludes.toml

@@ -568,16 +568,6 @@
     "UP036",    # https://docs.astral.sh/ruff/rules/outdated-version-block
     "UP038",    # https://docs.astral.sh/ruff/rules/non-pep604-isinstance
 ]
-"./scripts/list_boards.py" = [
-    "E731",     # https://docs.astral.sh/ruff/rules/lambda-assignment
-    "I001",     # https://docs.astral.sh/ruff/rules/unsorted-imports
-    "SIM102",   # https://docs.astral.sh/ruff/rules/collapsible-if
-    "UP006",    # https://docs.astral.sh/ruff/rules/non-pep585-annotation
-    "UP007",    # https://docs.astral.sh/ruff/rules/non-pep604-annotation-union
-    "UP015",    # https://docs.astral.sh/ruff/rules/redundant-open-modes
-    "UP032",    # https://docs.astral.sh/ruff/rules/f-string
-    "UP035",    # https://docs.astral.sh/ruff/rules/deprecated-import
-]
 "./scripts/list_hardware.py" = [
     "I001",     # https://docs.astral.sh/ruff/rules/unsorted-imports
     "UP006",    # https://docs.astral.sh/ruff/rules/non-pep585-annotation

scripts/list_boards.py

@@ -4,15 +4,15 @@
 # SPDX-License-Identifier: Apache-2.0
 
 import argparse
-from collections import defaultdict, Counter
-from dataclasses import dataclass, field
 import itertools
+import sys
+from collections import Counter, defaultdict
+from dataclasses import dataclass, field
 from pathlib import Path
+
+import list_hardware
 import pykwalify.core
-import sys
-from typing import List, Union
 import yaml
-import list_hardware
 from list_hardware import unique_paths
 
 try:
@@ -21,7 +21,7 @@ except ImportError:
     from yaml import SafeLoader
 
 BOARD_SCHEMA_PATH = str(Path(__file__).parent / 'schemas' / 'board-schema.yml')
-with open(BOARD_SCHEMA_PATH, 'r') as f:
+with open(BOARD_SCHEMA_PATH) as f:
     board_schema = yaml.load(f.read(), Loader=SafeLoader)
 
 BOARD_VALIDATOR = pykwalify.core.Core(schema_data=board_schema, source_data={})
@@ -41,7 +41,7 @@ BOARD_YML = 'board.yml'
 @dataclass
 class Revision:
     name: str
-    variants: List[str] = field(default_factory=list)
+    variants: list[str] = field(default_factory=list)
 
     @staticmethod
     def from_dict(revision):
@@ -54,7 +54,7 @@ class Revision:
 @dataclass
 class Variant:
     name: str
-    variants: List[str] = field(default_factory=list)
+    variants: list[str] = field(default_factory=list)
 
     @staticmethod
     def from_dict(variant):
@@ -67,14 +67,14 @@ class Variant:
 @dataclass
 class Cpucluster:
     name: str
-    variants: List[str] = field(default_factory=list)
+    variants: list[str] = field(default_factory=list)
 
 
 @dataclass
 class Soc:
     name: str
-    cpuclusters: List[str] = field(default_factory=list)
-    variants: List[str] = field(default_factory=list)
+    cpuclusters: list[str] = field(default_factory=list)
+    variants: list[str] = field(default_factory=list)
 
     @staticmethod
     def from_soc(soc, variants):
@@ -94,7 +94,7 @@ class Soc:
 class Board:
     name: str
     # HWMv1 only supports a single Path, and requires Board dataclass to be hashable.
-    directories: Union[Path, List[Path]]
+    directories: Path | list[Path]
     hwm: str
     full_name: str = None
     arch: str = None
@@ -102,9 +102,9 @@ class Board:
     revision_format: str = None
     revision_default: str = None
     revision_exact: bool = False
-    revisions: List[str] = field(default_factory=list, compare=False)
-    socs: List[Soc] = field(default_factory=list, compare=False)
-    variants: List[str] = field(default_factory=list, compare=False)
+    revisions: list[str] = field(default_factory=list, compare=False)
+    socs: list[Soc] = field(default_factory=list, compare=False)
+    variants: list[str] = field(default_factory=list, compare=False)
 
     @property
     def dir(self):
@@ -125,8 +125,7 @@ class Board:
                     node = s
                     break
 
-        if n > 1:
-            if node.cpuclusters:
+        if n > 1 and node.cpuclusters:
             cpu_qualifier = qualifiers_list.pop(0)
             for c in node.cpuclusters:
                 if c.name == cpu_qualifier:
@@ -235,8 +234,7 @@ def load_v2_boards(board_name, board_yml, systems):
             BOARD_VALIDATOR.source = b
             BOARD_VALIDATOR.validate()
         except pykwalify.errors.SchemaError as e:
-            sys.exit('ERROR: Malformed "build" section in file: {}\n{}'
-                     .format(board_yml.as_posix(), e))
+            sys.exit(f'ERROR: Malformed "build" section in file: {board_yml.as_posix()}\n{e}')
 
         mutual_exclusive = {'board', 'boards'}
         if len(mutual_exclusive - b.keys()) < 1:
@@ -257,8 +255,7 @@ def load_v2_boards(board_name, board_yml, systems):
                 continue
 
             # Create board
-            if board_name is not None:
-                if board['name'] != board_name:
+            if board_name is not None and board['name'] != board_name:
                 # Not the board we're looking for, ignore.
                 continue
 
@@ -421,7 +418,8 @@ def dump_v2_boards(args):
     for b in boards.values():
         qualifiers_list = board_v2_qualifiers(b)
         if args.cmakeformat is not None:
-            notfound = lambda x: x or 'NOTFOUND'
+            def notfound(x):
+                return x or 'NOTFOUND'
             info = args.cmakeformat.format(
                 NAME='NAME;' + b.name,
                 DIR='DIR;' + ';'.join(