Support Python 3.13 in fab provider

.github/actions/migration_tests/action.yml

@@ -42,18 +42,12 @@ runs:
           airflow db migrate --to-revision heads &&
           airflow db downgrade -n 2.7.0 -y &&
           airflow db migrate
-      # migration tests cannot be run with Python 3.13 now - currently we have no FAB and no FABDBManager -
-      # and airflow (correctly) refuses to migrate things to Airflow 2 when there is no "ab_user"
-      # table created. So migration tests for now will have to be excluded for Python 3.13 until
-      # we start working on 3.2 (with migration to 3.1) or until FAB is supported in 3.13 (FAB 5)
-      # TODO(potiuk) bring migration tests back for Python 3.13 when one of the two conditions are fulfilled
-      if: env.BACKEND != 'sqlite' && inputs.python-version != '3.13'
+      if: env.BACKEND != 'sqlite'
     - name: "Bring composer down"
       shell: bash
       run: breeze down
       env:
         COMPOSE_PROJECT_NAME: "docker-compose"
-      if: inputs.python-version != '3.13'
     - name: "Test ORM migration 2 to 3: ${{env.BACKEND}}"
       shell: bash
       run: >
@@ -70,13 +64,12 @@ runs:
           airflow db migrate --to-revision heads &&
           airflow db downgrade -n 2.7.0 -y &&
           airflow db migrate
-      if: env.BACKEND != 'sqlite' && inputs.python-version != '3.13'
+      if: env.BACKEND != 'sqlite'
     - name: "Bring compose down again"
       shell: bash
       run: breeze down
       env:
         COMPOSE_PROJECT_NAME: "docker-compose"
-      if: inputs.python-version != '3.13'
     - name: "Test ORM migration ${{env.BACKEND}}"
       shell: bash
       run: >
@@ -88,13 +81,11 @@ runs:
       env:
         COMPOSE_PROJECT_NAME: "docker-compose"
         DB_MANAGERS: "airflow.providers.fab.auth_manager.models.db.FABDBManager"
-      if: inputs.python-version != '3.13'
     - name: "Bring compose down again"
       shell: bash
       run: breeze down
       env:
         COMPOSE_PROJECT_NAME: "docker-compose"
-      if: inputs.python-version != '3.13'
     - name: "Test offline migration ${{env.BACKEND}}"
       shell: bash
       run: >
@@ -106,13 +97,12 @@ runs:
       env:
         COMPOSE_PROJECT_NAME: "docker-compose"
         DB_MANAGERS: "airflow.providers.fab.auth_manager.models.db.FABDBManager"
-      if: env.BACKEND != 'sqlite' && inputs.python-version != '3.13'
+      if: env.BACKEND != 'sqlite'
     - name: "Bring any containers left down"
       shell: bash
       run: breeze down
       env:
         COMPOSE_PROJECT_NAME: "docker-compose"
-      if: inputs.python-version != '3.13'
     - name: "Dump logs on failure ${{env.BACKEND}}"
       shell: bash
       run: docker ps -q | xargs docker logs

.github/workflows/prod-image-build.yml

@@ -235,10 +235,6 @@ jobs:
         with:
           name: prod-packages
           path: ./docker-context-files
-      - name: "Remove fab provider for python 3.13"
-        shell: bash
-        run: rm -vf ./docker-context-files/apache_airflow_providers_fab-*.whl
-        if: matrix.python-version == '3.13'
       - name: "Show downloaded packages"
         run: ls -la ./docker-context-files
       - name: "Download constraints"

.github/workflows/special-tests.yml

@@ -151,10 +151,7 @@ jobs:
       test-scope: "DB"
       test-group: "core"
       backend: "postgres"
-      # The python version constraint is a TEMPORARY WORKAROUND to exclude all FAB tests. It should be
-      # removed after upgrading FAB to v5 (PR #50960). The setting below should be:
-      #   "['${{ inputs.default-python-version }}']"
-      python-versions: "['3.13']"
+      python-versions: "['${{ inputs.default-python-version }}']"
       backend-versions: "['${{ inputs.default-postgres-version }}']"
       excluded-providers-as-string: ${{ inputs.excluded-providers-as-string }}
       excludes: "[]"
@@ -164,7 +161,6 @@ jobs:
       skip-providers-tests: ${{ inputs.skip-providers-tests }}
       use-uv: ${{ inputs.use-uv }}
       default-branch: ${{ inputs.default-branch }}
-    if: contains(fromJSON(inputs.python-versions), '3.13')  # Remove this line after upgrading FAB to v5
 
   tests-latest-sqlalchemy-providers:
     name: "Latest SQLAlchemy test: providers"
@@ -180,10 +176,7 @@ jobs:
       test-scope: "DB"
       test-group: "providers"
       backend: "postgres"
-      # The python version constraint is a TEMPORARY WORKAROUND to exclude all FAB tests. It should be
-      # removed after upgrading FAB to v5 (PR #50960). The setting below should be:
-      #   "['${{ inputs.default-python-version }}']"
-      python-versions: "['3.13']"
+      python-versions: "['${{ inputs.default-python-version }}']"
       backend-versions: "['${{ inputs.default-postgres-version }}']"
       excluded-providers-as-string: ${{ inputs.excluded-providers-as-string }}
       excludes: "[]"
@@ -193,7 +186,6 @@ jobs:
       skip-providers-tests: ${{ inputs.skip-providers-tests }}
       use-uv: ${{ inputs.use-uv }}
       default-branch: ${{ inputs.default-branch }}
-    if: contains(fromJSON(inputs.python-versions), '3.13')  # Remove this line after upgrading FAB to v5
 
   tests-boto-core:
     name: "Latest Boto test: core"

airflow-core/pyproject.toml

@@ -287,7 +287,7 @@ dev = [
     "apache-airflow-providers-amazon",
     "apache-airflow-providers-celery",
     "apache-airflow-providers-cncf-kubernetes",
-    "apache-airflow-providers-fab>=2.2.0; python_version < '3.13'",
+    "apache-airflow-providers-fab>=2.2.0",
     "apache-airflow-providers-git",
     "apache-airflow-providers-ftp",
 ]

airflow-core/src/airflow/api_fastapi/core_api/app.py

@@ -18,7 +18,6 @@
 
 import logging
 import os
-import sys
 import warnings
 from pathlib import Path
 
@@ -35,7 +34,6 @@
 
 log = logging.getLogger(__name__)
 
-_PY313 = sys.version_info >= (3, 13)
 _AIRFLOW_PATH = Path(__file__).parents[3]
 
 
@@ -123,13 +121,6 @@ def init_flask_plugins(app: FastAPI) -> None:
     try:
         from airflow.providers.fab.www.app import create_app
     except ImportError:
-        if _PY313:
-            log.info(
-                "Some Airflow 2 plugins have been detected in your environment. Currently FAB provider "
-                "does not support Python 3.13, so you cannot use Airflow 2 plugins with Airflow 3 until "
-                "FAB provider will be Python 3.13 compatible."
-            )
-            return
         raise AirflowException(
             "Some Airflow 2 plugins have been detected in your environment. "
             "To run them with Airflow 3, you must install the FAB provider in your Airflow environment."

airflow-core/tests/unit/utils/test_db.py

@@ -52,7 +52,6 @@
 from airflow.utils.db_manager import RunDBManager
 
 from tests_common.test_utils.config import conf_vars
-from unit.cli.commands.test_kerberos_command import PY313
 
 pytestmark = pytest.mark.db_test
 
@@ -105,16 +104,12 @@ def test_database_schema_and_sqlalchemy_model_are_in_sync(self, initialized_db):
         for dbmanager in external_db_managers._managers:
             for table_name, table in dbmanager.metadata.tables.items():
                 all_meta_data._add_table(table_name, table.schema, table)
-        skip_fab = PY313
-        if not skip_fab:
-            # FAB DB Manager
-            from airflow.providers.fab.auth_manager.models.db import FABDBManager
+        # FAB DB Manager
+        from airflow.providers.fab.auth_manager.models.db import FABDBManager
 
-            # test FAB models
-            for table_name, table in FABDBManager.metadata.tables.items():
-                all_meta_data._add_table(table_name, table.schema, table)
-        else:
-            print("Ignoring FAB models in Python 3.13+ as FAB is not compatible with 3.13+ yet.")
+        # test FAB models
+        for table_name, table in FABDBManager.metadata.tables.items():
+            all_meta_data._add_table(table_name, table.schema, table)
         # create diff between database schema and SQLAlchemy model
         mctx = MigrationContext.configure(
             settings.engine.connect(),
@@ -152,20 +147,6 @@ def test_database_schema_and_sqlalchemy_model_are_in_sync(self, initialized_db):
             lambda t: t[0] == "remove_table" and t[1].name == "_xcom_archive",
         ]
 
-        if skip_fab:
-            # Check structure first
-            ignores.append(lambda t: len(t) > 1 and hasattr(t[1], "name") and t[1].name.startswith("ab_"))
-            ignores.append(
-                lambda t: (
-                    len(t) > 1
-                    and t[0] == "remove_index"
-                    and hasattr(t[1], "columns")
-                    and len(t[1].columns) > 0
-                    and hasattr(t[1].columns[0], "table")
-                    and t[1].columns[0].table.name.startswith("ab_")
-                )
-            )
-
         for ignore in ignores:
             diff = [d for d in diff if not ignore(d)]
 
@@ -243,11 +224,6 @@ def test_check_migrations(self):
         ],
     )
     def test_upgradedb(self, auth, expected, mocker):
-        if PY313 and "airflow.providers.fab.auth_manager.fab_auth_manager.FabAuthManager" in str(auth):
-            pytest.skip(
-                "Skipping test for FAB Auth Manager on Python 3.13+ as FAB is not compatible with 3.13+ yet."
-            )
-
         mock_upgrade = mocker.patch("alembic.command.upgrade")
 
         with conf_vars(auth):

dev/breeze/src/airflow_breeze/global_constants.py

@@ -51,8 +51,7 @@
 # Checked before putting in build cache
 ALLOWED_PYTHON_MAJOR_MINOR_VERSIONS = ["3.10", "3.11", "3.12", "3.13"]
 DEFAULT_PYTHON_MAJOR_MINOR_VERSION = ALLOWED_PYTHON_MAJOR_MINOR_VERSIONS[0]
-# We set 3.12 as default image version until FAB supports Python 3.13
-DEFAULT_PYTHON_MAJOR_MINOR_VERSION_FOR_IMAGES = "3.12"
+DEFAULT_PYTHON_MAJOR_MINOR_VERSION_FOR_IMAGES = ALLOWED_PYTHON_MAJOR_MINOR_VERSIONS[0]
 
 
 # Maps each supported Python version to the minimum Airflow version that supports it.

dev/breeze/tests/test_selective_checks.py

@@ -1321,11 +1321,7 @@ def test_excluded_providers():
     )
     assert_outputs_are_printed(
         {
-            "excluded-providers-as-string": json.dumps(
-                {
-                    "3.13": ["fab"],
-                }
-            ),
+            "excluded-providers-as-string": json.dumps({}),
         },
         str(stderr),
     )

docker-tests/tests/docker_tests/test_prod_image.py

@@ -93,12 +93,6 @@ def test_required_providers_are_installed(self, default_docker_image):
         else:
             packages_to_install = set(REGULAR_IMAGE_PROVIDERS)
         assert len(packages_to_install) != 0
-        python_version = run_bash_in_docker(
-            "python --version",
-            image=default_docker_image,
-        )
-        if python_version.startswith("Python 3.13"):
-            packages_to_install.discard("apache-airflow-providers-fab")
         output = run_bash_in_docker(
             "airflow providers list --output json",
             image=default_docker_image,

providers/amazon/README.rst

@@ -117,7 +117,7 @@ Extra                 Dependencies
 ``python3-saml``      ``python3-saml>=1.16.0; python_version < '3.13'``, ``xmlsec>=1.3.14; python_version < '3.13'``, ``lxml>=6.0.0; python_version < '3.13'``
 ``apache.hive``       ``apache-airflow-providers-apache-hive``
 ``exasol``            ``apache-airflow-providers-exasol``
-``fab``               ``apache-airflow-providers-fab>=2.2.0; python_version < '3.13'``
+``fab``               ``apache-airflow-providers-fab>=2.2.0``
 ``ftp``               ``apache-airflow-providers-ftp``
 ``google``            ``apache-airflow-providers-google``
 ``imap``              ``apache-airflow-providers-imap``

providers/amazon/pyproject.toml

@@ -114,7 +114,7 @@ dependencies = [
     "apache-airflow-providers-exasol"
 ]
 "fab" = [
-    "apache-airflow-providers-fab>=2.2.0; python_version < '3.13'"
+    "apache-airflow-providers-fab>=2.2.0"
 ]
 "ftp" = [
     "apache-airflow-providers-ftp"

providers/databricks/README.rst

@@ -96,7 +96,7 @@ Extra               Dependencies
 ==================  ================================================================
 ``avro``            ``fastavro>=1.9.0``, ``fastavro>=1.10.0;python_version>="3.12"``
 ``azure-identity``  ``azure-identity>=1.3.1``
-``fab``             ``apache-airflow-providers-fab>=2.2.0; python_version < '3.13'``
+``fab``             ``apache-airflow-providers-fab>=2.2.0``
 ``google``          ``apache-airflow-providers-google>=10.24.0``
 ``sdk``             ``databricks-sdk==0.10.0``
 ``standard``        ``apache-airflow-providers-standard``

providers/databricks/pyproject.toml

@@ -83,7 +83,7 @@ dependencies = [
     "azure-identity>=1.3.1",
 ]
 "fab" = [
-    "apache-airflow-providers-fab>=2.2.0; python_version < '3.13'"
+    "apache-airflow-providers-fab>=2.2.0"
 ]
 "google" = [
     "apache-airflow-providers-google>=10.24.0"
@@ -113,7 +113,7 @@ dev = [
     # Additional devel dependencies (do not remove this line and add extra development dependencies)
     # Need to exclude 1.3.0 due to missing aarch64 binaries, fixed with 1.3.1++
     "deltalake>=1.1.3,!=1.3.0",
-    "apache-airflow-providers-fab>=2.2.0; python_version < '3.13'",
+    "apache-airflow-providers-fab>=2.2.0",
     "apache-airflow-providers-microsoft-azure",
     "apache-airflow-providers-common-sql[pandas,polars]",
     "apache-airflow-providers-fab",

providers/fab/README.rst

@@ -55,18 +55,18 @@ PIP package                                 Version required
 ==========================================  ==========================================
 ``apache-airflow``                          ``>=3.0.2``
 ``apache-airflow-providers-common-compat``  ``>=1.12.0``
-``blinker``                                 ``>=1.6.2; python_version < "3.13"``
-``flask``                                   ``>=2.2.1,<2.3; python_version < "3.13"``
-``flask-appbuilder``                        ``==5.0.1; python_version < "3.13"``
-``flask-login``                             ``>=0.6.2; python_version < "3.13"``
-``flask-session``                           ``>=0.8.0; python_version < "3.13"``
-``msgpack``                                 ``>=1.0.0; python_version < "3.13"``
-``flask-sqlalchemy``                        ``>=3.0.5; python_version < "3.13"``
-``flask-wtf``                               ``>=1.1.0; python_version < "3.13"``
-``jmespath``                                ``>=0.7.0; python_version < "3.13"``
-``werkzeug``                                ``>=2.2,<4; python_version < "3.13"``
-``wtforms``                                 ``>=3.0,<4; python_version < "3.13"``
-``cachetools``                              ``>=6.0; python_version < "3.13"``
+``blinker``                                 ``>=1.6.2``
+``flask``                                   ``>=2.2.1,<2.3``
+``flask-appbuilder``                        ``==5.2.0``
+``flask-login``                             ``>=0.6.2``
+``flask-session``                           ``>=0.8.0``
+``msgpack``                                 ``>=1.0.0``
+``flask-sqlalchemy``                        ``>=3.0.5``
+``flask-wtf``                               ``>=1.1.0``
+``jmespath``                                ``>=0.7.0``
+``werkzeug``                                ``>=2.2,<4``
+``wtforms``                                 ``>=3.0,<4``
+``cachetools``                              ``>=6.0``
 ``flask_limiter``                           ``>3,!=3.13,<4``
 ==========================================  ==========================================
 

providers/fab/docs/index.rst

@@ -103,25 +103,25 @@ Requirements
 
 The minimum Apache Airflow version supported by this provider distribution is ``3.0.2``.
 
-==========================================  =========================================
+==========================================  ==================
 PIP package                                 Version required
-==========================================  =========================================
+==========================================  ==================
 ``apache-airflow``                          ``>=3.0.2``
 ``apache-airflow-providers-common-compat``  ``>=1.12.0``
-``blinker``                                 ``>=1.6.2; python_version < "3.13"``
-``flask``                                   ``>=2.2.1,<2.3; python_version < "3.13"``
-``flask-appbuilder``                        ``==5.0.1; python_version < "3.13"``
-``flask-login``                             ``>=0.6.2; python_version < "3.13"``
-``flask-session``                           ``>=0.8.0; python_version < "3.13"``
-``msgpack``                                 ``>=1.0.0; python_version < "3.13"``
-``flask-sqlalchemy``                        ``>=3.0.5; python_version < "3.13"``
-``flask-wtf``                               ``>=1.1.0; python_version < "3.13"``
-``jmespath``                                ``>=0.7.0; python_version < "3.13"``
-``werkzeug``                                ``>=2.2,<4; python_version < "3.13"``
-``wtforms``                                 ``>=3.0,<4; python_version < "3.13"``
-``cachetools``                              ``>=6.0; python_version < "3.13"``
+``blinker``                                 ``>=1.6.2``
+``flask``                                   ``>=2.2.1,<2.3``
+``flask-appbuilder``                        ``==5.2.0``
+``flask-login``                             ``>=0.6.2``
+``flask-session``                           ``>=0.8.0``
+``msgpack``                                 ``>=1.0.0``
+``flask-sqlalchemy``                        ``>=3.0.5``
+``flask-wtf``                               ``>=1.1.0``
+``jmespath``                                ``>=0.7.0``
+``werkzeug``                                ``>=2.2,<4``
+``wtforms``                                 ``>=3.0,<4``
+``cachetools``                              ``>=6.0``
 ``flask_limiter``                           ``>3,!=3.13,<4``
-==========================================  =========================================
+==========================================  ==================
 
 Cross provider package dependencies
 -----------------------------------

providers/fab/provider.yaml

@@ -77,9 +77,6 @@ versions:
   - 1.0.1
   - 1.0.0
 
-excluded-python-versions:
-  - "3.13"
-
 config:
   fab:
     description: This section contains configs specific to FAB provider.