Reformat and switch to ruff

PFERD/cli/parser.py

@@ -15,15 +15,15 @@ class ParserLoadError(Exception):
 # TODO Replace with argparse version when updating to 3.9?
 class BooleanOptionalAction(argparse.Action):
     def __init__(
-            self,
-            option_strings: List[str],
-            dest: Any,
-            default: Any = None,
-            type: Any = None,
-            choices: Any = None,
-            required: Any = False,
-            help: Any = None,
-            metavar: Any = None,
+        self,
+        option_strings: List[str],
+        dest: Any,
+        default: Any = None,
+        type: Any = None,
+        choices: Any = None,
+        required: Any = False,
+        help: Any = None,
+        metavar: Any = None,
     ):
         if len(option_strings) != 1:
             raise ValueError("There must be exactly one option string")
@@ -48,11 +48,11 @@ class BooleanOptionalAction(argparse.Action):
         )
 
     def __call__(
-            self,
-            parser: argparse.ArgumentParser,
-            namespace: argparse.Namespace,
-            values: Union[str, Sequence[Any], None],
-            option_string: Optional[str] = None,
+        self,
+        parser: argparse.ArgumentParser,
+        namespace: argparse.Namespace,
+        values: Union[str, Sequence[Any], None],
+        option_string: Optional[str] = None,
     ) -> None:
         if option_string and option_string in self.option_strings:
             value = not option_string.startswith("--no-")
@@ -67,11 +67,13 @@ def show_value_error(inner: Callable[[str], Any]) -> Callable[[str], Any]:
     Some validation functions (like the from_string in our enums) raise a ValueError.
     Argparse only pretty-prints ArgumentTypeErrors though, so we need to wrap our ValueErrors.
     """
+
     def wrapper(input: str) -> Any:
         try:
             return inner(input)
         except ValueError as e:
             raise ArgumentTypeError(e)
+
     return wrapper
 
 
@@ -81,52 +83,57 @@ CRAWLER_PARSER_GROUP = CRAWLER_PARSER.add_argument_group(
     description="arguments common to all crawlers",
 )
 CRAWLER_PARSER_GROUP.add_argument(
-    "--redownload", "-r",
+    "--redownload",
+    "-r",
     type=show_value_error(Redownload.from_string),
     metavar="OPTION",
-    help="when to download a file that's already present locally"
+    help="when to download a file that's already present locally",
 )
 CRAWLER_PARSER_GROUP.add_argument(
     "--on-conflict",
     type=show_value_error(OnConflict.from_string),
     metavar="OPTION",
-    help="what to do when local and remote files or directories differ"
+    help="what to do when local and remote files or directories differ",
 )
 CRAWLER_PARSER_GROUP.add_argument(
-    "--transform", "-T",
+    "--transform",
+    "-T",
     action="append",
     type=str,
     metavar="RULE",
-    help="add a single transformation rule. Can be specified multiple times"
+    help="add a single transformation rule. Can be specified multiple times",
 )
 CRAWLER_PARSER_GROUP.add_argument(
-    "--tasks", "-n",
+    "--tasks",
+    "-n",
     type=int,
     metavar="N",
-    help="maximum number of concurrent tasks (crawling, downloading)"
+    help="maximum number of concurrent tasks (crawling, downloading)",
 )
 CRAWLER_PARSER_GROUP.add_argument(
-    "--downloads", "-N",
+    "--downloads",
+    "-N",
     type=int,
     metavar="N",
-    help="maximum number of tasks that may download data at the same time"
+    help="maximum number of tasks that may download data at the same time",
 )
 CRAWLER_PARSER_GROUP.add_argument(
-    "--task-delay", "-d",
+    "--task-delay",
+    "-d",
     type=float,
     metavar="SECONDS",
-    help="time the crawler should wait between subsequent tasks"
+    help="time the crawler should wait between subsequent tasks",
 )
 CRAWLER_PARSER_GROUP.add_argument(
     "--windows-paths",
     action=BooleanOptionalAction,
-    help="whether to repair invalid paths on windows"
+    help="whether to repair invalid paths on windows",
 )
 
 
 def load_crawler(
-        args: argparse.Namespace,
-        section: configparser.SectionProxy,
+    args: argparse.Namespace,
+    section: configparser.SectionProxy,
 ) -> None:
     if args.redownload is not None:
         section["redownload"] = args.redownload.value
@@ -152,79 +159,79 @@ PARSER.add_argument(
     version=f"{NAME} {VERSION} (https://github.com/Garmelon/PFERD)",
 )
 PARSER.add_argument(
-    "--config", "-c",
+    "--config",
+    "-c",
     type=Path,
     metavar="PATH",
-    help="custom config file"
+    help="custom config file",
 )
 PARSER.add_argument(
     "--dump-config",
     action="store_true",
-    help="dump current configuration to the default config path and exit"
+    help="dump current configuration to the default config path and exit",
 )
 PARSER.add_argument(
     "--dump-config-to",
     metavar="PATH",
-    help="dump current configuration to a file and exit."
-    " Use '-' as path to print to stdout instead"
+    help="dump current configuration to a file and exit. Use '-' as path to print to stdout instead",
 )
 PARSER.add_argument(
     "--debug-transforms",
     action="store_true",
-    help="apply transform rules to files of previous run"
+    help="apply transform rules to files of previous run",
 )
 PARSER.add_argument(
-    "--crawler", "-C",
+    "--crawler",
+    "-C",
     action="append",
     type=str,
     metavar="NAME",
-    help="only execute a single crawler."
-    " Can be specified multiple times to execute multiple crawlers"
+    help="only execute a single crawler. Can be specified multiple times to execute multiple crawlers",
 )
 PARSER.add_argument(
-    "--skip", "-S",
+    "--skip",
+    "-S",
     action="append",
     type=str,
     metavar="NAME",
-    help="don't execute this particular crawler."
-    " Can be specified multiple times to skip multiple crawlers"
+    help="don't execute this particular crawler. Can be specified multiple times to skip multiple crawlers",
 )
 PARSER.add_argument(
     "--working-dir",
     type=Path,
     metavar="PATH",
-    help="custom working directory"
+    help="custom working directory",
 )
 PARSER.add_argument(
     "--explain",
     action=BooleanOptionalAction,
-    help="log and explain in detail what PFERD is doing"
+    help="log and explain in detail what PFERD is doing",
 )
 PARSER.add_argument(
     "--status",
     action=BooleanOptionalAction,
-    help="print status updates while PFERD is crawling"
+    help="print status updates while PFERD is crawling",
 )
 PARSER.add_argument(
     "--report",
     action=BooleanOptionalAction,
-    help="print a report of all local changes before exiting"
+    help="print a report of all local changes before exiting",
 )
 PARSER.add_argument(
     "--share-cookies",
     action=BooleanOptionalAction,
-    help="whether crawlers should share cookies where applicable"
+    help="whether crawlers should share cookies where applicable",
 )
 PARSER.add_argument(
     "--show-not-deleted",
     action=BooleanOptionalAction,
-    help="print messages in status and report when PFERD did not delete a local only file"
+    help="print messages in status and report when PFERD did not delete a local only file",
 )
 
 
 def load_default_section(
-        args: argparse.Namespace,
-        parser: configparser.ConfigParser,
+    args: argparse.Namespace,
+    parser: configparser.ConfigParser,
 ) -> None:
     section = parser[parser.default_section]