Migrate to GitHub Actions (#72)

* Move CI to Github Actions

* Move CI to Github Actions - take 2

* Fix flake8 error

* Add deployment step

* Tidy up

* Update trigger for CI workflow

* Simplify test matrix with tox-gh-actions

* Exclude unsuitable matrix combinations

* Add Python 3.5 back

* Update deployment steps to use Jazzband index

* Split CI workflow into test, lint and deploy

* Rename deploy workflow  to match Jazzband precendence.

* Remove unused Docker files.

* Fix URL.

* Update test workflow.

- Tracks test coverage.
- Drops support for  Python 2.7 and 3.5, new minimum Python is  3.6.
- Drops support for Django 1.11, 2.0 and 2.1.
- Adds support for Django  3.0 and 3.1.
- Fix flake8 run.

* Fix a few Django warnings.

* Update lint workflow.

* Fix badges and URLs.

* Update changelog.

Co-authored-by: Bruno Alla <[email protected]>

.coveragerc

@@ -0,0 +1,3 @@
+[run]
+branch = 1
+source = django_redshift_backend

.github/workflows/lint.yml

@@ -0,0 +1,28 @@
+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        linter:
+          - flake8
+          - check
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 3.6
+
+      - name: Install dependencies
+        run: |
+          python -m pip install -U pip
+          python -m pip install -U tox
+
+      - run: tox -e ${{ matrix.linter }}

.github/workflows/release.yml

@@ -0,0 +1,40 @@
+name: Release
+
+on:
+  push:
+    tags:
+    - '*'
+
+jobs:
+  build:
+    if: github.repository == 'jazzband/django-redshift-backend'
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+
+      - name: Install dependencies
+        run: |
+          python -m pip install -U pip
+          python -m pip install -U setuptools twine wheel
+
+      - name: Build package
+        run: |
+          python setup.py --version
+          python setup.py sdist --format=gztar bdist_wheel
+          twine check dist/*
+
+      - name: Upload packages to Jazzband
+        if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
+        uses: pypa/gh-action-pypi-publish@master
+        with:
+          user: jazzband
+          password: ${{ secrets.JAZZBAND_RELEASE_KEY }}
+          repository_url: https://jazzband.co/projects/django-redshift-backend/upload

.github/workflows/test.yml

@@ -0,0 +1,52 @@
+name: Test
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    name: build (Python ${{ matrix.python-version }}, Django ${{ matrix.django-version }})
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      max-parallel: 5
+      matrix:
+        python-version: ['3.6', '3.7', '3.8', '3.9']
+        django-version: ['2.2', '3.0', '3.1', 'dev']
+
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Get pip cache dir
+      id: pip-cache
+      run: |
+        echo "::set-output name=dir::$(pip cache dir)"
+
+    - name: Cache
+      uses: actions/cache@v2
+      with:
+        path: ${{ steps.pip-cache.outputs.dir }}
+        key:
+          ${{ matrix.python-version }}-v1-${{ hashFiles('**/setup.py') }}-${{ hashFiles('**/tox.ini') }}
+        restore-keys: |
+          ${{ matrix.python-version }}-v1-
+
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install --upgrade tox tox-gh-actions
+
+    - name: Tox tests
+      run: |
+        tox -v
+      env:
+        DJANGO: ${{ matrix.django-version }}
+
+    - name: Upload coverage
+      uses: codecov/codecov-action@v1
+      with:
+        name: Python ${{ matrix.python-version }}

.gitignore

@@ -8,3 +8,5 @@ dist/
 .tox
 .pytest_cache/
 doc/_build/
+.coverage
+coverage.xml

CHANGES.rst

@@ -1,6 +1,19 @@
 CHANGES
 =======
 
+Unreleased
+----------
+
+* Drop Python 2.7 and 3.5 support.
+
+* Drop Django 1.11, 2.0 and 2.1 support.
+
+* Add Python 3.8 and 3.9 support.
+
+* Add Django 3.0 and 3.1 support.
+
+* Moved CI to GitHub Actions: https://github.com/jazzband/django-redshift-backend/actions
+
 1.1.0 (2019/08/02)
 ------------------
 

README.rst

@@ -26,9 +26,13 @@ This is a `Amazon Redshift`_ database backend for Django_.
    :alt: License
    :target: https://github.com/jazzband/django-redshift-backend/blob/master/LICENSE
 
-.. image:: https://img.shields.io/travis/jazzband/django-redshift-backend/master.svg
-   :alt: Travis (.org) branch
-   :target: https://travis-ci.org/jazzband/django-redshift-backend
+.. image:: https://github.com/jazzband/django-redshift-backend/workflows/Test/badge.svg
+   :target: https://github.com/jazzband/django-redshift-backend/actions
+   :alt: GitHub Actions
+
+.. image:: https://codecov.io/gh/jazzband/django-redshift-backend/branch/master/graph/badge.svg
+   :target: https://codecov.io/gh/jazzband/django-redshift-backend
+   :alt: Coverage
 
 .. image:: https://img.shields.io/github/stars/jazzband/django-redshift-backend.svg?style=social&label=Stars
    :alt: GitHub stars
@@ -40,7 +44,7 @@ This is a `Amazon Redshift`_ database backend for Django_.
 Documentation
 =============
 
-- http://django-redshift-backend.rtfd.io/
+- https://django-redshift-backend.rtfd.io/
 
 Django settings
 ===============

checklist.rst

@@ -2,10 +2,10 @@
 
 Procedure:
 
-1. check travis-ci testing result: https://travis-ci.org/jazzband/django-redshift-backend
+1. check CI status testing result: https://github.com/jazzband/django-redshift-backend/actions?query=workflow%3ATest
 2. update release version/date in ``CHANGES.rst``
-3. tagging with version name that MUST following semver. e.g.: ``git tag 1.0.1``
-4. ``git push --tags`` to invoke release process on travis-ci.
+3. create Github release, tagging with version name that MUST following semver. e.g.: ``git tag 1.0.1``
+4. publish Github release to invoke release process in Github Actions.
 5. approve release files. please check your email or https://jazzband.co/projects/django-redshift-backend
 6. check PyPI page: https://pypi.org/p/django-redshift-backend
 7. bump version in ``CHANGES.rst`` and commit/push them onto GitHub

django_redshift_backend/base.py

@@ -13,7 +13,7 @@
 from django.conf import settings
 from django.core.exceptions import FieldDoesNotExist
 from django.db.backends.base.validation import BaseDatabaseValidation
-from django.db.backends.postgresql_psycopg2.base import (
+from django.db.backends.postgresql.base import (
     DatabaseFeatures as BasePGDatabaseFeatures,
     DatabaseWrapper as BasePGDatabaseWrapper,
     DatabaseOperations as BasePGDatabaseOperations,
@@ -22,6 +22,7 @@
     DatabaseCreation as BasePGDatabaseCreation,
     DatabaseIntrospection,
 )
+
 from django.db.utils import NotSupportedError
 
 from django_redshift_backend.distkey import DistKey
@@ -92,8 +93,9 @@ def distinct_sql(self, fields, *args):
         if fields:
             # https://github.com/jazzband/django-redshift-backend/issues/14
             # Redshift doesn't support DISTINCT ON
-            raise NotSupportedError('DISTINCT ON fields is not supported '
-                                      'by this database backend')
+            raise NotSupportedError(
+                'DISTINCT ON fields is not supported by this database backend'
+            )
         return super(DatabaseOperations, self).distinct_sql(fields, *args)
 
 
@@ -149,10 +151,10 @@ def create_model(self, model):
 
             # ## if 'definition' contains 'varchar', length must be 3 times
             # ## because Redshift requires bytes length for utf-8 chars.
-            m = re.match('varchar\((\d+?)\)', definition)
+            m = re.match(r'varchar\((\d+?)\)', definition)
             if m:
                 definition = re.sub(
-                    'varchar\((\d+?)\)',
+                    r"varchar\((\d+?)\)",
                     "varchar({0})".format(
                         str(int(m.group(1)) * self.multiply_varchar_length)),
                     definition)
@@ -448,8 +450,7 @@ def _alter_field(self, model, old_field, new_field, old_type, new_type,
                     "table": self.quote_name(new_rel.related_model._meta.db_table),
                     "changes": fragment[0],
                 },
-                fragment[1],
-                )
+                fragment[1])
             for sql, params in other_actions:
                 self.execute(sql, params)
         # Does it have a foreign key?

doc/dev.rst

@@ -38,9 +38,9 @@ tox have several sections for testing.
 CI (Continuous Integration)
 ----------------------------
 
-All tests will be run on Travis CI service.
+All tests will be run on Github Actions:
 
-* https://travis-ci.org/jazzband/django-redshift-backend
+* https://github.com/jazzband/django-redshift-backend/actions?query=workflow%3ATest
 
 
 Pull Request

doc/index.rst

@@ -26,9 +26,9 @@ This is a `Amazon Redshift`_ database backend for Django_.
    :alt: License
    :target: https://github.com/jazzband/django-redshift-backend/blob/master/LICENSE
 
-.. image:: https://img.shields.io/travis/jazzband/django-redshift-backend/master.svg
-   :alt: Travis (.org) branch
-   :target: https://travis-ci.org/jazzband/django-redshift-backend
+.. image:: https://img.shields.io/github/workflow/status/jazzband/django-redshift-backend/Test/master
+   :alt: Tests
+   :target: https://github.com/jazzband/django-redshift-backend/actions?query=workflow%3ATest
 
 .. image:: https://img.shields.io/github/stars/jazzband/django-redshift-backend.svg?style=social&label=Stars
    :alt: GitHub stars

setup.cfg

@@ -3,3 +3,4 @@ universal = 1
 
 [flake8]
 max-line-length=90
+ignore = W504

setup.py

@@ -23,26 +23,26 @@ def read(filename):
     author_email='[email protected]',
     description='Redshift database backend for Django',
     long_description=read('README.rst') + read('CHANGES.rst'),
+    long_description_content_type='text/x-rst',
     install_requires=requires,
     extra_requires={
         'psycopg2-binary': ['psycopg2-binary'],
         'psycopg2': ['psycopg2'],
     },
-    python_requires=">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*",
+    python_requires='>=3.6, <4',
     classifiers=[
         'Development Status :: 5 - Production/Stable',
         'License :: OSI Approved :: Apache Software License',
         'Programming Language :: Python',
-        'Programming Language :: Python :: 2',
-        'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Framework :: Django',
-        'Framework :: Django :: 1.11',
-        'Framework :: Django :: 2.0',
-        'Framework :: Django :: 2.1',
+        'Framework :: Django :: 2.2',
+        'Framework :: Django :: 3.0',
+        'Framework :: Django :: 3.1',
         'Intended Audience :: Developers',
         'Environment :: Plugins',
         'Topic :: Software Development :: Libraries :: Python Modules',