use GitHub Actions instead of Travis CI

... as Travis no longer supports open source.

Author: jugmac00

.github/workflows/main.yml

@@ -0,0 +1,50 @@
+name: CI
+
+# Controls when the action will run. 
+on:
+  # Triggers the workflow on push or pull request events
+  push:
+  pull_request:
+  schedule:
+    - cron: '0 12 * * 0'  # run once a week on Sunday
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  tests:
+    name: "Python ${{ matrix.python-version }}"
+    runs-on: "ubuntu-latest"
+
+    strategy:
+      matrix:
+        python-version: ["3.6", "3.7", "3.8", "3.9", "pypy3"]
+    
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: "actions/checkout@v2"
+      - uses: "actions/setup-python@v2"
+        with:
+          python-version: "${{ matrix.python-version }}"
+      - name: "Install dependencies"
+        run: |
+          set -xe
+          python -VV
+          python -m site
+          python -m pip install --upgrade pip setuptools wheel
+          python -m pip install --upgrade virtualenv tox tox-gh-actions          
+      - name: "Run tox targets for ${{ matrix.python-version }}"
+        run: "python -m tox"
+
+      - name: "Report to coveralls"
+        # coverage is only created in the py39 environment
+        # --service=github is a workaround for bug
+        # https://github.com/coveralls-clients/coveralls-python/issues/251
+        if: "matrix.python-version == '3.9'"
+        run: |
+          pip install coveralls
+          coveralls --service=github
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.pre-commit-config.yaml

@@ -0,0 +1,14 @@
+repos:
+  - repo: https://github.com/psf/black
+    rev: 20.8b1
+    hooks:
+      - id: black
+  - repo: https://gitlab.com/pycqa/flake8
+    rev: "3.8.4"
+    hooks:
+      - id: flake8
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v2.7.4
+    hooks:
+    - id: pyupgrade
+      args: [--py36-plus]

.travis.yml

@@ -1,3 +1,17 @@
+.. image:: https://github.com/morepath/morepath_sqlalchemy/workflows/CI/badge.svg?branch=master
+   :target: https://github.com/morepath/morepath_sqlalchemy/actions?workflow=CI
+   :alt: CI Status
+
+.. image:: https://coveralls.io/repos/github/morepath/morepath_sqlalchemy/badge.svg?branch=master
+    :target: https://coveralls.io/github/morepath/morepath_sqlalchemy?branch=master
+
+.. image:: https://img.shields.io/pypi/v/morepath_sqlalchemy.svg
+  :target: https://pypi.org/project/morepath_sqlalchemy/
+
+.. image:: https://img.shields.io/pypi/pyversions/morepath_sqlalchemy.svg
+  :target: https://pypi.org/project/morepath_sqlalchemy/
+
+
 SQLAlchemy integration for Morepath
 ===================================
 

README.rst

@@ -10,7 +10,6 @@
 
 
 class DBSessionRequest(Request):
-
     @reify
     def db_session(self):
         return Session()

morepath_sqlalchemy/app.py

@@ -3,15 +3,14 @@
 MAX_LIMIT = 20
 
 
-class DocumentCollection(object):
+class DocumentCollection:
     def __init__(self, db_session, offset, limit):
         self.db_session = db_session
         self.offset = offset
         self.limit = min(limit, MAX_LIMIT)
 
     def query(self):
-        return self.db_session.query(Document).offset(self.offset) \
-            .limit(self.limit)
+        return self.db_session.query(Document).offset(self.offset).limit(self.limit)
 
     def add(self, title, content):
         session = self.db_session

morepath_sqlalchemy/collection.py

@@ -4,12 +4,12 @@
 Base = declarative_base()
 
 
-class Root(object):
+class Root:
     pass
 
 
 class Document(Base):
-    __tablename__ = 'document'
+    __tablename__ = "document"
 
     id = Column(Integer, primary_key=True)
     title = Column(Text)

morepath_sqlalchemy/model.py

@@ -3,17 +3,16 @@
 from .model import Document, Root
 
 
-@App.path(model=Root, path='/')
+@App.path(model=Root, path="/")
 def get_root():
     return Root()
 
 
-@App.path(model=Document, path='documents/{id}',
-          converters={'id': int})
+@App.path(model=Document, path="documents/{id}", converters={"id": int})
 def get_document(request, id):
     return request.db_session.query(Document).filter(Document.id == id).first()
 
 
-@App.path(model=DocumentCollection, path='documents')
+@App.path(model=DocumentCollection, path="documents")
 def get_document_collection(request, offset=0, limit=10):
     return DocumentCollection(request.db_session, offset, limit)

morepath_sqlalchemy/path.py

@@ -6,8 +6,8 @@
 from .model import Base
 
 
-def run():   # pragma: no cover
-    engine = sqlalchemy.create_engine('sqlite:///morepath_sqlalchemy.db')
+def run():  # pragma: no cover
+    engine = sqlalchemy.create_engine("sqlite:///morepath_sqlalchemy.db")
     Session.configure(bind=engine)
     Base.metadata.create_all(engine)
 

morepath_sqlalchemy/run.py

@@ -10,7 +10,7 @@
 
 
 def setup_module(module):
-    engine = sqlalchemy.create_engine('sqlite:///:memory:')
+    engine = sqlalchemy.create_engine("sqlite:///:memory:")
     Session.configure(bind=engine)
     Base.metadata.create_all(engine)
 
@@ -21,7 +21,7 @@ def setup_module(module):
 def test_documents():
     c = Client(App())
 
-    collection_response = c.get('/documents')
+    collection_response = c.get("/documents")
 
     assert collection_response.json["documents"] == []
     assert "http://localhost/documents/add" in collection_response.json["add"]
@@ -33,22 +33,21 @@ def test_add_submit():
     c = Client(App())
 
     response = c.post(
-        '/documents/add_submit',
-        {'title': 'My Title', 'content': 'My Content'}
+        "/documents/add_submit", {"title": "My Title", "content": "My Content"}
     )
 
-    assert response.body == b'<p>Awesome 1</p>'
+    assert response.body == b"<p>Awesome 1</p>"
 
 
 def test_document():
     c = Client(App())
 
-    response = c.get('/documents/1')
+    response = c.get("/documents/1")
     new_document_response = {
         "id": 1,
         "title": "My Title",
         "content": "My Content",
-        "link": "http://localhost/documents/1"
+        "link": "http://localhost/documents/1",
     }
 
     assert response.json == new_document_response
@@ -57,15 +56,17 @@ def test_document():
 def test_previous_next():
     c = Client(App())
 
-    c.post('/documents/add_submit', {'title': 'Two', 'content': 'Secundus'})
+    c.post("/documents/add_submit", {"title": "Two", "content": "Secundus"})
 
-    response = c.get('/documents/?limit=1&offset=0')
-    expected_documents = [{
-        "id": 1,
-        "title": "My Title",
-        "content": "My Content",
-        "link": "http://localhost/documents/1"
-    }]
+    response = c.get("/documents/?limit=1&offset=0")
+    expected_documents = [
+        {
+            "id": 1,
+            "title": "My Title",
+            "content": "My Content",
+            "link": "http://localhost/documents/1",
+        }
+    ]
 
     assert response.json["documents"] == expected_documents
     assert "http://localhost/documents/add" in response.json["add"]
@@ -74,13 +75,15 @@ def test_previous_next():
     assert "limit=1" in response.json["next"]
     assert "offset=1" in response.json["next"]
 
-    response = c.get('/documents/?limit=1&offset=1')
-    expected_documents = [{
-        "id": 2,
-        "title": "Two",
-        "content": "Secundus",
-        "link": "http://localhost/documents/2"
-    }]
+    response = c.get("/documents/?limit=1&offset=1")
+    expected_documents = [
+        {
+            "id": 2,
+            "title": "Two",
+            "content": "Secundus",
+            "link": "http://localhost/documents/2",
+        }
+    ]
 
     assert response.json["documents"] == expected_documents
     assert "http://localhost/documents/add" in response.json["add"]
@@ -93,9 +96,9 @@ def test_previous_next():
 def test_add():
     c = Client(App())
 
-    response = c.get('/documents/add')
+    response = c.get("/documents/add")
 
-    expected_response = b'''\
+    expected_response = b"""\
 <html>
 <body>
 <form action="/documents/add_submit" method="POST">
@@ -105,12 +108,12 @@ def test_add():
 </form>
 </body>
 </html>
-'''
+"""
 
     assert response.body == expected_response
 
 
 def test_root():
     c = Client(App())
 
-    c.get('/', status=302)
+    c.get("/", status=302)