deps: Bump minimal Django version to 4.2

- This is current LTS release.
- Needed for RenameIndex operation in the migrations.
- Adjusted migrations CI to use older Python for older version.
- Bump miminal Python, PostgreSQL, MySQL and MariaDB versions.

.github/workflows/migrations.yml

@@ -45,7 +45,9 @@ jobs:
     - name: Set up Python 3.7
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: |
+          3.7
+          3.11
         cache: pip
         cache-dependency-path: '**/requirements*.txt'
     - name: Install pip dependencies

.github/workflows/test.yml

@@ -24,7 +24,6 @@ jobs:
     strategy:
       matrix:
         python-version:
-        - '3.7'
         - '3.8'
         - '3.9'
         - '3.10'
@@ -41,7 +40,7 @@ jobs:
           requirements: latest
           database: mariadb
           # Reduced testing for minimal deps
-        - python-version: 3.7
+        - python-version: 3.8
           requirements: minimal
           database: postgresql
           # Reduced testing for edge deps

ci/pip-install

@@ -17,7 +17,7 @@ if [ "${1:-latest}" = migrations ] ; then
     # shellcheck disable=SC2046
     pip install $(grep -E '^(Cython|pycairo)[>=<]' requirements.txt)
     # shellcheck disable=SC2046
-    pip install $(grep -E '^(psycopg2|mysqlclient)' requirements-optional.txt)
+    pip install $(grep -E '^(psycopg|mysqlclient)' requirements-optional.txt)
     # shellcheck disable=SC2046
     pip install $(grep -E '^coverage[>=<]' requirements-test.txt)
     pip install -r requirements.txt

ci/run-migrate

@@ -33,7 +33,7 @@ check
 git checkout "$TAG"
 check
 # Use clean virtualenv for each version, this avoids pip problems when trying to downgrade from current versions
-virtualenv ".venv-$TAG"
+virtualenv --python python3.7 ".venv-$TAG"
 check
 # shellcheck source=/dev/null
 . ".venv-$TAG/bin/activate"
@@ -47,7 +47,7 @@ pip install selenium==4.0.0a6.post2
 pip install importlib-metadata==4.12.0
 pip install -r requirements.txt
 # shellcheck disable=SC2046
-pip install $(grep -E '^(psycopg2|mysqlclient)' requirements-optional.txt)
+pip install $(grep -E '^(psycopg|mysqlclient)' requirements-optional.txt)
 check
 echo "DATABASES['default']['HOST'] = '$CI_DB_HOST'" >> weblate/settings_test.py
 check

docs/admin/install.rst

@@ -324,6 +324,8 @@ Database setup for Weblate
 
 It is recommended to run Weblate with a PostgreSQL database server.
 
+PostgreSQL 12 and higher is supported.
+
 .. seealso::
 
    :ref:`production-database`,
@@ -436,7 +438,7 @@ Weblate can be also used with MySQL or MariaDB, please see
 Django with those. Because of the limitations it is recommended to use
 :ref:`postgresql` for new installations.
 
-Weblate requires MySQL at least 5.7.8 or MariaDB at least 10.2.7.
+Weblate requires MySQL at least 8 or MariaDB at least 10.4.
 
 Following configuration is recommended for Weblate:
 

docs/admin/upgrade.rst

@@ -405,6 +405,16 @@ Please follow :ref:`generic-upgrade-instructions` in order to perform update.
 
 .. seealso:: :ref:`generic-upgrade-instructions`
 
+Upgrade from 4.17 to 4.18
+~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Please follow :ref:`generic-upgrade-instructions` in order to perform update.
+
+* Dropped support for PostgreSQL 10, 11, MySQL 5.7 and MariaDB 10.2, 10.3.
+* Dropped support for Python 3.7.
+
+.. seealso:: :ref:`generic-upgrade-instructions`
+
 .. _py3:
 
 Upgrading from Python 2 to Python 3

requirements-optional.txt

@@ -22,7 +22,7 @@ mysqlclient>=2.0.1
 # PHP
 phply>=1.2.6,<1.3
 # Postgres
-psycopg2-binary>=2.8.0,<2.10.0
+psycopg>=3.1.8,<4
 # Antispam
 python-akismet>=0.4.2,<0.5
 # SAML

requirements.txt

@@ -6,14 +6,14 @@ cssselect>=1.2,<1.3
 Cython>=0.29.14,<0.30
 diff-match-patch==20230430
 django-appconf>=1.0.3,<1.1
-django-celery-beat>=2.4.0,<2.6
-django-compressor>=2.4,<5
+django-celery-beat>=2.5.0,<2.6
+django-compressor>=4.0,<5
 django-cors-headers>=3.13.0,<3.15
 django-crispy-forms>=2.0.0,<2.1
 django-filter>=2.4.0,<23.3
 django-redis>=4.11.0,<6.0
-Django[argon2]>=3.2,<4.3
-djangorestframework>=3.11.0,<3.15
+Django[argon2]>=4.2,<4.3
+djangorestframework>=3.14.0,<3.15
 filelock>=3.7,<3.13
 GitPython>=2.1.15,<3.2
 hiredis>=1.0.1,<2.3

setup.py

@@ -85,7 +85,7 @@ class WeblateBuild(build):
 setup(
     name="Weblate",
     version="4.18",
-    python_requires=">=3.7",
+    python_requires=">=3.8",
     packages=find_packages(),
     include_package_data=True,
     description=(