Merge pull request #4947 from pallets/pyproject

switch to pyproject.toml

.flake8

@@ -0,0 +1,27 @@
+[flake8]
+extend-select =
+    # bugbear
+    B
+    # bugbear opinions
+    B9
+    # implicit str concat
+    ISC
+extend-ignore =
+    # slice notation whitespace, invalid
+    E203
+    # import at top, too many circular import fixes
+    E402
+    # line length, handled by bugbear B950
+    E501
+    # bare except, handled by bugbear B001
+    E722
+    # zip with strict=, requires python >= 3.10
+    B905
+    # string formatting opinion, B028 renamed to B907
+    B028
+    B907
+# up to 88 allowed by bugbear B950
+max-line-length = 80
+per-file-ignores =
+    # __init__ exports names
+    src/flask/__init__.py: F401

.github/workflows/tests.yaml

@@ -52,7 +52,7 @@ jobs:
         uses: actions/cache@v3.2.2
         with:
           path: ./.mypy_cache
-          key: mypy|${{ matrix.python }}|${{ hashFiles('setup.cfg') }}
+          key: mypy|${{ matrix.python }}|${{ hashFiles('pyproject.toml') }}
         if: matrix.tox == 'typing'
       - run: pip install tox
       - run: tox run -e ${{ matrix.tox }}

CHANGES.rst

@@ -3,6 +3,8 @@ Version 2.3.0
 
 Unreleased
 
+-   Use modern packaging metadata with ``pyproject.toml`` instead of ``setup.cfg``.
+    :pr:`4947`
 -   Ensure subdomains are applied with nested blueprints. :issue:`4834`
 
 

CONTRIBUTING.rst

@@ -102,14 +102,14 @@ First time setup
 
       .. code-block:: text
 
-         $ python3 -m venv env
-         $ . env/bin/activate
+         $ python3 -m venv .venv
+         $ . .venv/bin/activate
 
     - Windows
 
       .. code-block:: text
 
-         > py -3 -m venv env
+         > py -3 -m venv .venv
          > env\Scripts\activate
 
 -   Upgrade pip and setuptools.

docs/cli.rst

@@ -280,25 +280,25 @@ script. Activating the virtualenv will set the variables.
 
    .. group-tab:: Bash
 
-      Unix Bash, :file:`venv/bin/activate`::
+      Unix Bash, :file:`.venv/bin/activate`::
 
           $ export FLASK_APP=hello
 
    .. group-tab:: Fish
 
-      Fish, :file:`venv/bin/activate.fish`::
+      Fish, :file:`.venv/bin/activate.fish`::
 
           $ set -x FLASK_APP hello
 
    .. group-tab:: CMD
 
-      Windows CMD, :file:`venv\\Scripts\\activate.bat`::
+      Windows CMD, :file:`.venv\\Scripts\\activate.bat`::
 
           > set FLASK_APP=hello
 
    .. group-tab:: Powershell
 
-      Windows Powershell, :file:`venv\\Scripts\\activate.ps1`::
+      Windows Powershell, :file:`.venv\\Scripts\\activate.ps1`::
 
           > $env:FLASK_APP = "hello"
 
@@ -438,24 +438,16 @@ Plugins
 
 Flask will automatically load commands specified in the ``flask.commands``
 `entry point`_. This is useful for extensions that want to add commands when
-they are installed. Entry points are specified in :file:`setup.py` ::
+they are installed. Entry points are specified in :file:`pyproject.toml`:
 
-    from setuptools import setup
-
-    setup(
-        name='flask-my-extension',
-        ...,
-        entry_points={
-            'flask.commands': [
-                'my-command=flask_my_extension.commands:cli'
-            ],
-        },
-    )
+.. code-block:: toml
 
+    [project.entry-points."flask.commands"]
+    my-command = "my_extension.commands:cli"
 
 .. _entry point: https://packaging.python.org/tutorials/packaging-projects/#entry-points
 
-Inside :file:`flask_my_extension/commands.py` you can then export a Click
+Inside :file:`my_extension/commands.py` you can then export a Click
 object::
 
     import click
@@ -493,19 +485,12 @@ Create an instance of :class:`~cli.FlaskGroup` and pass it the factory::
     def cli():
         """Management script for the Wiki application."""
 
-Define the entry point in :file:`setup.py`::
+Define the entry point in :file:`pyproject.toml`:
 
-    from setuptools import setup
+.. code-block:: toml
 
-    setup(
-        name='flask-my-extension',
-        ...,
-        entry_points={
-            'console_scripts': [
-                'wiki=wiki:cli'
-            ],
-        },
-    )
+    [project.scripts]
+    wiki = "wiki:cli"
 
 Install the application in the virtualenv in editable mode and the custom
 script is available. Note that you don't need to set ``--app``. ::

docs/deploying/eventlet.rst

@@ -34,8 +34,8 @@ Create a virtualenv, install your application, then install
 .. code-block:: text
 
     $ cd hello-app
-    $ python -m venv venv
-    $ . venv/bin/activate
+    $ python -m venv .venv
+    $ . .venv/bin/activate
     $ pip install .  # install your application
     $ pip install eventlet
 

docs/deploying/gevent.rst

@@ -33,8 +33,8 @@ Create a virtualenv, install your application, then install ``gevent``.
 .. code-block:: text
 
     $ cd hello-app
-    $ python -m venv venv
-    $ . venv/bin/activate
+    $ python -m venv .venv
+    $ . .venv/bin/activate
     $ pip install .  # install your application
     $ pip install gevent
 

docs/deploying/gunicorn.rst

@@ -30,8 +30,8 @@ Create a virtualenv, install your application, then install
 .. code-block:: text
 
     $ cd hello-app
-    $ python -m venv venv
-    $ . venv/bin/activate
+    $ python -m venv .venv
+    $ . .venv/bin/activate
     $ pip install .  # install your application
     $ pip install gunicorn
 

docs/deploying/mod_wsgi.rst

@@ -33,8 +33,8 @@ Create a virtualenv, install your application, then install
 .. code-block:: text
 
     $ cd hello-app
-    $ python -m venv venv
-    $ . venv/bin/activate
+    $ python -m venv .venv
+    $ . .venv/bin/activate
     $ pip install .  # install your application
     $ pip install mod_wsgi
 
@@ -89,6 +89,6 @@ mod_wsgi to drop to that user after starting.
 
 .. code-block:: text
 
-    $ sudo /home/hello/venv/bin/mod_wsgi-express start-server \
+    $ sudo /home/hello/.venv/bin/mod_wsgi-express start-server \
         /home/hello/wsgi.py \
         --user hello --group hello --port 80 --processes 4

docs/deploying/uwsgi.rst

@@ -29,8 +29,8 @@ Create a virtualenv, install your application, then install ``pyuwsgi``.
 .. code-block:: text
 
     $ cd hello-app
-    $ python -m venv venv
-    $ . venv/bin/activate
+    $ python -m venv .venv
+    $ . .venv/bin/activate
     $ pip install .  # install your application
     $ pip install pyuwsgi
 

docs/deploying/waitress.rst

@@ -27,8 +27,8 @@ Create a virtualenv, install your application, then install
 .. code-block:: text
 
     $ cd hello-app
-    $ python -m venv venv
-    $ . venv/bin/activate
+    $ python -m venv .venv
+    $ . .venv/bin/activate
     $ pip install .  # install your application
     $ pip install waitress
 

docs/installation.rst

@@ -85,7 +85,7 @@ environments.
 Create an environment
 ~~~~~~~~~~~~~~~~~~~~~
 
-Create a project folder and a :file:`venv` folder within:
+Create a project folder and a :file:`.venv` folder within:
 
 .. tabs::
 
@@ -95,7 +95,7 @@ Create a project folder and a :file:`venv` folder within:
 
          $ mkdir myproject
          $ cd myproject
-         $ python3 -m venv venv
+         $ python3 -m venv .venv
 
    .. group-tab:: Windows
 
@@ -103,7 +103,7 @@ Create a project folder and a :file:`venv` folder within:
 
          > mkdir myproject
          > cd myproject
-         > py -3 -m venv venv
+         > py -3 -m venv .venv
 
 
 .. _install-activate-env:
@@ -119,13 +119,13 @@ Before you work on your project, activate the corresponding environment:
 
       .. code-block:: text
 
-         $ . venv/bin/activate
+         $ . .venv/bin/activate
 
    .. group-tab:: Windows
 
       .. code-block:: text
 
-         > venv\Scripts\activate
+         > .venv\Scripts\activate
 
 Your shell prompt will change to show the name of the activated
 environment.

docs/patterns/packages.rst

@@ -42,19 +42,20 @@ You should then end up with something like that::
 But how do you run your application now?  The naive ``python
 yourapplication/__init__.py`` will not work.  Let's just say that Python
 does not want modules in packages to be the startup file.  But that is not
-a big problem, just add a new file called :file:`setup.py` next to the inner
-:file:`yourapplication` folder with the following contents::
+a big problem, just add a new file called :file:`pyproject.toml` next to the inner
+:file:`yourapplication` folder with the following contents:
 
-    from setuptools import setup
+.. code-block:: toml
 
-    setup(
-        name='yourapplication',
-        packages=['yourapplication'],
-        include_package_data=True,
-        install_requires=[
-            'flask',
-        ],
-    )
+    [project]
+    name = "yourapplication"
+    dependencies = [
+        "flask",
+    ]
+
+    [build-system]
+    requires = ["setuptools"]
+    build-backend = "setuptools.build_meta"
 
 Install your application so it is importable:
 
@@ -98,7 +99,7 @@ And this is what :file:`views.py` would look like::
 You should then end up with something like that::
 
     /yourapplication
-        setup.py
+        pyproject.toml
         /yourapplication
             __init__.py
             views.py

docs/tutorial/deploy.rst

@@ -14,22 +14,13 @@ application.
 Build and Install
 -----------------
 
-When you want to deploy your application elsewhere, you build a
-distribution file. The current standard for Python distribution is the
-*wheel* format, with the ``.whl`` extension. Make sure the wheel library
-is installed first:
+When you want to deploy your application elsewhere, you build a *wheel*
+(``.whl``) file. Install and use the ``build`` tool to do this.
 
 .. code-block:: none
 
-    $ pip install wheel
-
-Running ``setup.py`` with Python gives you a command line tool to issue
-build-related commands. The ``bdist_wheel`` command will build a wheel
-distribution file.
-
-.. code-block:: none
-
-    $ python setup.py bdist_wheel
+    $ pip install build
+    $ python -m build --wheel
 
 You can find the file in ``dist/flaskr-1.0.0-py3-none-any.whl``. The
 file name is in the format of {project name}-{version}-{python tag}
@@ -54,7 +45,7 @@ create the database in the instance folder.
 
 When Flask detects that it's installed (not in editable mode), it uses
 a different directory for the instance folder. You can find it at
-``venv/var/flaskr-instance`` instead.
+``.venv/var/flaskr-instance`` instead.
 
 
 Configure the Secret Key
@@ -77,7 +68,7 @@ Create the ``config.py`` file in the instance folder, which the factory
 will read from if it exists. Copy the generated value into it.
 
 .. code-block:: python
-    :caption: ``venv/var/flaskr-instance/config.py``
+    :caption: ``.venv/var/flaskr-instance/config.py``
 
     SECRET_KEY = '192b9bdd22ab9ed4d12e236c78afcb9a393ec15f71bbf5dc987d54727823bcbf'
 

docs/tutorial/install.rst

@@ -1,11 +1,10 @@
 Make the Project Installable
 ============================
 
-Making your project installable means that you can build a
-*distribution* file and install that in another environment, just like
-you installed Flask in your project's environment. This makes deploying
-your project the same as installing any other library, so you're using
-all the standard Python tools to manage everything.
+Making your project installable means that you can build a *wheel* file and install that
+in another environment, just like you installed Flask in your project's environment.
+This makes deploying your project the same as installing any other library, so you're
+using all the standard Python tools to manage everything.
 
 Installing also comes with other benefits that might not be obvious from
 the tutorial or as a new Python user, including:
@@ -28,31 +27,25 @@ the tutorial or as a new Python user, including:
 Describe the Project
 --------------------
 
-The ``setup.py`` file describes your project and the files that belong
-to it.
+The ``pyproject.toml`` file describes your project and how to build it.
 
-.. code-block:: python
-    :caption: ``setup.py``
+.. code-block:: toml
+    :caption: ``pyproject.toml``
 
-    from setuptools import find_packages, setup
+    [project]
+    name = "flaskr"
+    version = "1.0.0"
+    dependencies = [
+        "flask",
+    ]
 
-    setup(
-        name='flaskr',
-        version='1.0.0',
-        packages=find_packages(),
-        include_package_data=True,
-        install_requires=[
-            'flask',
-        ],
-    )
+    [build-system]
+    requires = ["setuptools"]
+    build-backend = "setuptools.build_meta"
 
 
-``packages`` tells Python what package directories (and the Python files
-they contain) to include. ``find_packages()`` finds these directories
-automatically so you don't have to type them out. To include other
-files, such as the static and templates directories,
-``include_package_data`` is set. Python needs another file named
-``MANIFEST.in`` to tell what this other data is.
+The setuptools build backend needs another file named ``MANIFEST.in`` to tell it about
+non-Python files to include.
 
 .. code-block:: none
     :caption: ``MANIFEST.in``
@@ -62,9 +55,8 @@ files, such as the static and templates directories,
     graft flaskr/templates
     global-exclude *.pyc
 
-This tells Python to copy everything in the ``static`` and ``templates``
-directories, and the ``schema.sql`` file, but to exclude all bytecode
-files.
+This tells the build to copy everything in the ``static`` and ``templates`` directories,
+and the ``schema.sql`` file, but to exclude all bytecode files.
 
 See the official `Packaging tutorial <packaging tutorial_>`_ and
 `detailed guide <packaging guide_>`_ for more explanation of the files
@@ -83,10 +75,10 @@ Use ``pip`` to install your project in the virtual environment.
 
     $ pip install -e .
 
-This tells pip to find ``setup.py`` in the current directory and install
-it in *editable* or *development* mode. Editable mode means that as you
-make changes to your local code, you'll only need to re-install if you
-change the metadata about the project, such as its dependencies.
+This tells pip to find ``pyproject.toml`` in the current directory and install the
+project in *editable* or *development* mode. Editable mode means that as you make
+changes to your local code, you'll only need to re-install if you change the metadata
+about the project, such as its dependencies.
 
 You can observe that the project is now installed with ``pip list``.
 

docs/tutorial/layout.rst

@@ -41,7 +41,7 @@ The project directory will contain:
 * ``flaskr/``, a Python package containing your application code and
   files.
 * ``tests/``, a directory containing test modules.
-* ``venv/``, a Python virtual environment where Flask and other
+* ``.venv/``, a Python virtual environment where Flask and other
   dependencies are installed.
 * Installation files telling Python how to install your project.
 * Version control config, such as `git`_. You should make a habit of
@@ -80,8 +80,8 @@ By the end, your project layout will look like this:
     │   ├── test_db.py
     │   ├── test_auth.py
     │   └── test_blog.py
-    ├── venv/
-    ├── setup.py
+    ├── .venv/
+    ├── pyproject.toml
     └── MANIFEST.in
 
 If you're using version control, the following files that are generated
@@ -92,7 +92,7 @@ write. For example, with git:
 .. code-block:: none
     :caption: ``.gitignore``
 
-    venv/
+    .venv/
 
     *.pyc
     __pycache__/

docs/tutorial/tests.rst

@@ -490,20 +490,18 @@ no longer exist in the database.
 Running the Tests
 -----------------
 
-Some extra configuration, which is not required but makes running
-tests with coverage less verbose, can be added to the project's
-``setup.cfg`` file.
+Some extra configuration, which is not required but makes running tests with coverage
+less verbose, can be added to the project's ``pyproject.toml`` file.
 
-.. code-block:: none
-    :caption: ``setup.cfg``
+.. code-block:: toml
+    :caption: ``pyproject.toml``
 
-    [tool:pytest]
-    testpaths = tests
+    [tool.pytest.ini_options]
+    testpaths = ["tests"]
 
-    [coverage:run]
-    branch = True
-    source =
-        flaskr
+    [tool.coverage.run]
+    branch = true
+    source = ["flaskr"]
 
 To run the tests, use the ``pytest`` command. It will find and run all
 the test functions you've written.
@@ -514,7 +512,7 @@ the test functions you've written.
 
     ========================= test session starts ==========================
     platform linux -- Python 3.6.4, pytest-3.5.0, py-1.5.3, pluggy-0.6.0
-    rootdir: /home/user/Projects/flask-tutorial, inifile: setup.cfg
+    rootdir: /home/user/Projects/flask-tutorial
     collected 23 items
 
     tests/test_auth.py ........                                      [ 34%]

examples/javascript/.gitignore

@@ -1,4 +1,4 @@
-venv/
+.venv/
 *.pyc
 __pycache__/
 instance/

examples/javascript/README.rst

@@ -23,8 +23,8 @@ Install
 
 .. code-block:: text
 
-    $ python3 -m venv venv
-    $ . venv/bin/activate
+    $ python3 -m venv .venv
+    $ . .venv/bin/activate
     $ pip install -e .
 
 

examples/javascript/pyproject.toml

@@ -0,0 +1,26 @@
+[project]
+name = "js_example"
+version = "1.1.0"
+description = "Demonstrates making AJAX requests to Flask."
+readme = "README.rst"
+license = {text = "BSD-3-Clause"}
+maintainers = [{name = "Pallets", email = "contact@palletsprojects.com"}]
+dependencies = ["flask"]
+
+[project.urls]
+Documentation = "https://flask.palletsprojects.com/patterns/jquery/"
+
+[project.optional-dependencies]
+test = ["pytest", "blinker"]
+
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+filterwarnings = ["error"]
+
+[tool.coverage.run]
+branch = true
+source = ["js_example", "tests"]

examples/javascript/setup.cfg

@@ -1,29 +0,0 @@
-[metadata]
-name = js_example
-version = 1.1.0
-url = https://flask.palletsprojects.com/patterns/jquery/
-license = BSD-3-Clause
-maintainer = Pallets
-maintainer_email = contact@palletsprojects.com
-description = Demonstrates making AJAX requests to Flask.
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-
-[options]
-packages = find:
-include_package_data = true
-install_requires =
-    Flask
-
-[options.extras_require]
-test =
-    pytest
-    blinker
-
-[tool:pytest]
-testpaths = tests
-
-[coverage:run]
-branch = True
-source =
-    js_example

examples/javascript/setup.py

@@ -1,3 +0,0 @@
-from setuptools import setup
-
-setup()

examples/tutorial/.gitignore

@@ -1,4 +1,4 @@
-venv/
+.venv/
 *.pyc
 __pycache__/
 instance/

examples/tutorial/README.rst

@@ -23,13 +23,13 @@ default Git version is the main branch. ::
 
 Create a virtualenv and activate it::
 
-    $ python3 -m venv venv
-    $ . venv/bin/activate
+    $ python3 -m venv .venv
+    $ . .venv/bin/activate
 
 Or on Windows cmd::
 
-    $ py -3 -m venv venv
-    $ venv\Scripts\activate.bat
+    $ py -3 -m venv .venv
+    $ .venv\Scripts\activate.bat
 
 Install Flaskr::
 

examples/tutorial/pyproject.toml

@@ -0,0 +1,28 @@
+[project]
+name = "flaskr"
+version = "1.0.0"
+description = "The basic blog app built in the Flask tutorial."
+readme = "README.rst"
+license = {text = "BSD-3-Clause"}
+maintainers = [{name = "Pallets", email = "contact@palletsprojects.com"}]
+dependencies = [
+    "flask",
+]
+
+[project.urls]
+Documentation = "https://flask.palletsprojects.com/tutorial/"
+
+[project.optional-dependencies]
+test = ["pytest"]
+
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+filterwarnings = ["error"]
+
+[tool.coverage.run]
+branch = true
+source = ["flaskr", "tests"]

examples/tutorial/setup.cfg

@@ -1,28 +0,0 @@
-[metadata]
-name = flaskr
-version = 1.0.0
-url = https://flask.palletsprojects.com/tutorial/
-license = BSD-3-Clause
-maintainer = Pallets
-maintainer_email = contact@palletsprojects.com
-description = The basic blog app built in the Flask tutorial.
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-
-[options]
-packages = find:
-include_package_data = true
-install_requires =
-    Flask
-
-[options.extras_require]
-test =
-    pytest
-
-[tool:pytest]
-testpaths = tests
-
-[coverage:run]
-branch = True
-source =
-    flaskr

examples/tutorial/setup.py

@@ -1,3 +0,0 @@
-from setuptools import setup
-
-setup()

pyproject.toml

@@ -0,0 +1,94 @@
+[project]
+name = "Flask"
+description = "A simple framework for building complex web applications."
+readme = "README.rst"
+license = {text = "BSD-3-Clause"}
+maintainers = [{name = "Pallets", email = "contact@palletsprojects.com"}]
+authors = [{name = "Armin Ronacher", email = "armin.ronacher@active-4.com"}]
+classifiers = [
+    "Development Status :: 5 - Production/Stable",
+    "Environment :: Web Environment",
+    "Framework :: Flask",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: BSD License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python",
+    "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
+    "Topic :: Internet :: WWW/HTTP :: WSGI",
+    "Topic :: Internet :: WWW/HTTP :: WSGI :: Application",
+    "Topic :: Software Development :: Libraries :: Application Frameworks",
+]
+requires-python = ">=3.7"
+dependencies = [
+    "Werkzeug>=2.2.2",
+    "Jinja2>=3.0",
+    "itsdangerous>=2.0",
+    "click>=8.0",
+    "importlib-metadata>=3.6.0; python_version < '3.10'",
+]
+dynamic = ["version"]
+
+[project.urls]
+Donate = "https://palletsprojects.com/donate"
+Documentation = "https://flask.palletsprojects.com/"
+Changes = "https://flask.palletsprojects.com/changes/"
+"Source Code" = "https://github.com/pallets/flask/"
+"Issue Tracker" = "https://github.com/pallets/flask/issues/"
+Twitter = "https://twitter.com/PalletsTeam"
+Chat = "https://discord.gg/pallets"
+
+[project.optional-dependencies]
+async = ["asgiref>=3.2"]
+dotenv = ["python-dotenv"]
+
+[project.scripts]
+flask = "flask.cli:main"
+
+[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[tool.setuptools.dynamic]
+version = {attr = "flask.__version__"}
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+filterwarnings = ["error"]
+
+[tool.coverage.run]
+branch = true
+source = ["flask", "tests"]
+
+[tool.coverage.paths]
+source = ["src", "*/site-packages"]
+
+[tool.mypy]
+python_version = "3.7"
+files = ["src/flask"]
+show_error_codes = true
+pretty = true
+#strict = true
+allow_redefinition = true
+disallow_subclassing_any = true
+#disallow_untyped_calls = true
+#disallow_untyped_defs = true
+#disallow_incomplete_defs = true
+no_implicit_optional = true
+local_partial_types = true
+#no_implicit_reexport = true
+strict_equality = true
+warn_redundant_casts = true
+warn_unused_configs = true
+warn_unused_ignores = true
+#warn_return_any = true
+#warn_unreachable = true
+
+[[tool.mypy.overrides]]
+module = [
+    "asgiref.*",
+    "blinker.*",
+    "dotenv.*",
+    "cryptography.*",
+    "importlib_metadata",
+]
+ignore_missing_imports = true

setup.cfg

@@ -1,123 +0,0 @@
-[metadata]
-name = Flask
-version = attr: flask.__version__
-url = https://palletsprojects.com/p/flask
-project_urls =
-    Donate = https://palletsprojects.com/donate
-    Documentation = https://flask.palletsprojects.com/
-    Changes = https://flask.palletsprojects.com/changes/
-    Source Code = https://github.com/pallets/flask/
-    Issue Tracker = https://github.com/pallets/flask/issues/
-    Twitter = https://twitter.com/PalletsTeam
-    Chat = https://discord.gg/pallets
-license = BSD-3-Clause
-author = Armin Ronacher
-author_email = armin.ronacher@active-4.com
-maintainer = Pallets
-maintainer_email = contact@palletsprojects.com
-description = A simple framework for building complex web applications.
-long_description = file: README.rst
-long_description_content_type = text/x-rst
-classifiers =
-    Development Status :: 5 - Production/Stable
-    Environment :: Web Environment
-    Framework :: Flask
-    Intended Audience :: Developers
-    License :: OSI Approved :: BSD License
-    Operating System :: OS Independent
-    Programming Language :: Python
-    Topic :: Internet :: WWW/HTTP :: Dynamic Content
-    Topic :: Internet :: WWW/HTTP :: WSGI
-    Topic :: Internet :: WWW/HTTP :: WSGI :: Application
-    Topic :: Software Development :: Libraries :: Application Frameworks
-
-[options]
-packages = find:
-package_dir = = src
-include_package_data = True
-python_requires = >= 3.7
-# Dependencies are in setup.py for GitHub's dependency graph.
-
-[options.packages.find]
-where = src
-
-[options.entry_points]
-console_scripts =
-    flask = flask.cli:main
-
-[tool:pytest]
-testpaths = tests
-filterwarnings =
-    error
-
-[coverage:run]
-branch = True
-source =
-    flask
-    tests
-
-[coverage:paths]
-source =
-    src
-    */site-packages
-
-[flake8]
-# B = bugbear
-# E = pycodestyle errors
-# F = flake8 pyflakes
-# W = pycodestyle warnings
-# B9 = bugbear opinions
-# ISC = implicit str concat
-select = B, E, F, W, B9, ISC
-ignore =
-    # slice notation whitespace, invalid
-    E203
-    # import at top, too many circular import fixes
-    E402
-    # line length, handled by bugbear B950
-    E501
-    # bare except, handled by bugbear B001
-    E722
-    # bin op line break, invalid
-    W503
-    # requires Python 3.10
-    B905
-# up to 88 allowed by bugbear B950
-max-line-length = 80
-per-file-ignores =
-    # __init__ exports names
-    src/flask/__init__.py: F401
-
-[mypy]
-files = src/flask, tests/typing
-python_version = 3.7
-show_error_codes = True
-allow_redefinition = True
-disallow_subclassing_any = True
-# disallow_untyped_calls = True
-# disallow_untyped_defs = True
-# disallow_incomplete_defs = True
-no_implicit_optional = True
-local_partial_types = True
-# no_implicit_reexport = True
-strict_equality = True
-warn_redundant_casts = True
-warn_unused_configs = True
-warn_unused_ignores = True
-# warn_return_any = True
-# warn_unreachable = True
-
-[mypy-asgiref.*]
-ignore_missing_imports = True
-
-[mypy-blinker.*]
-ignore_missing_imports = True
-
-[mypy-dotenv.*]
-ignore_missing_imports = True
-
-[mypy-cryptography.*]
-ignore_missing_imports = True
-
-[mypy-importlib_metadata]
-ignore_missing_imports = True

setup.py

@@ -1,17 +0,0 @@
-from setuptools import setup
-
-# Metadata goes in setup.cfg. These are here for GitHub's dependency graph.
-setup(
-    name="Flask",
-    install_requires=[
-        "Werkzeug >= 2.2.2",
-        "Jinja2 >= 3.0",
-        "itsdangerous >= 2.0",
-        "click >= 8.0",
-        "importlib-metadata >= 3.6.0; python_version < '3.10'",
-    ],
-    extras_require={
-        "async": ["asgiref >= 3.2"],
-        "dotenv": ["python-dotenv"],
-    },
-)

tests/test_appctx.py

@@ -120,14 +120,14 @@ def test_app_tearing_down_with_unhandled_exception(app, client):
 
     @app.route("/")
     def index():
-        raise Exception("dummy")
+        raise ValueError("dummy")
 
-    with pytest.raises(Exception, match="dummy"):
+    with pytest.raises(ValueError, match="dummy"):
         with app.app_context():
             client.get("/")
 
     assert len(cleanup_stuff) == 1
-    assert isinstance(cleanup_stuff[0], Exception)
+    assert isinstance(cleanup_stuff[0], ValueError)
     assert str(cleanup_stuff[0]) == "dummy"
 
 

tests/test_basic.py

@@ -1472,11 +1472,11 @@ def test_static_route_with_host_matching():
         rv = flask.url_for("static", filename="index.html", _external=True)
         assert rv == "http://example.com/static/index.html"
     # Providing static_host without host_matching=True should error.
-    with pytest.raises(Exception):
+    with pytest.raises(AssertionError):
         flask.Flask(__name__, static_host="example.com")
     # Providing host_matching=True with static_folder
     # but without static_host should error.
-    with pytest.raises(Exception):
+    with pytest.raises(AssertionError):
         flask.Flask(__name__, host_matching=True)
     # Providing host_matching=True without static_host
     # but with static_folder=None should not error.