fix super call in list comprehension

src/flask/cli.py

@@ -858,7 +858,9 @@ def convert(
         self, value: t.Any, param: click.Parameter | None, ctx: click.Context | None
     ) -> t.Any:
         items = self.split_envvar_value(value)
-        return [super().convert(item, param, ctx) for item in items]
+        return [
+            super(SeparatedPathType, self).convert(item, param, ctx) for item in items
+        ]
 
 
 @click.command("run", short_help="Run a development server.")
@@ -880,14 +882,18 @@ def convert(
 @click.option(
     "--reload/--no-reload",
     default=None,
-    help="Enable or disable the reloader. By default the reloader "
-    "is active if debug is enabled.",
+    help=(
+        "Enable or disable the reloader. By default the reloader "
+        "is active if debug is enabled."
+    ),
 )
 @click.option(
     "--debugger/--no-debugger",
     default=None,
-    help="Enable or disable the debugger. By default the debugger "
-    "is active if debug is enabled.",
+    help=(
+        "Enable or disable the debugger. By default the debugger "
+        "is active if debug is enabled."
+    ),
 )
 @click.option(
     "--with-threads/--without-threads",

tests/test_cli.py

@@ -679,3 +679,8 @@ def test_cli_empty(app):
 
     result = app.test_cli_runner().invoke(args=["blue", "--help"])
     assert result.exit_code == 2, f"Unexpected success:\n\n{result.output}"
+
+
+def test_run_exclude_patterns():
+    ctx = run_command.make_context("run", ["--exclude-patterns", __file__])
+    assert ctx.params["exclude_patterns"] == [__file__]