Merge branch '3.0.x'

CHANGES.rst

@@ -1,3 +1,13 @@
+Version 3.0.2
+-------------
+
+Released 2024-02-03
+
+-   Correct type for ``jinja_loader`` property. :issue:`5388`
+-   Fix error with ``--extra-files`` and ``--exclude-patterns`` CLI options.
+    :issue:`5391`
+
+
 Version 3.0.1
 -------------
 

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "Flask"
-version = "3.0.1"
+version = "3.0.2"
 description = "A simple framework for building complex web applications."
 readme = "README.rst"
 license = {file = "LICENSE.rst"}

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]
+        # can't call no-arg super() inside list comprehension until Python 3.12
+        super_convert = super().convert
+        return [super_convert(item, param, ctx) for item in items]
 
 
 @click.command("run", short_help="Run a development server.")

src/flask/sansio/scaffold.py

@@ -9,6 +9,7 @@
 from functools import update_wrapper
 
 import click
+from jinja2 import BaseLoader
 from jinja2 import FileSystemLoader
 from werkzeug.exceptions import default_exceptions
 from werkzeug.exceptions import HTTPException
@@ -272,7 +273,7 @@ def static_url_path(self, value: str | None) -> None:
         self._static_url_path = value
 
     @cached_property
-    def jinja_loader(self) -> FileSystemLoader | None:
+    def jinja_loader(self) -> BaseLoader | None:
         """The Jinja loader for this object's templates. By default this
         is a class :class:`jinja2.loaders.FileSystemLoader` to
         :attr:`template_folder` if it is set.

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__]