add CI (GH actions) (#14)

* add CI (GH actions)

* use requirements.txt as spec in setup.py

* omit py39 for now

Author: almarklein

.github/workflows/ci.yml

@@ -0,0 +1,57 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    name: ${{ matrix.name }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        include:
+          - name: Linux py36
+            os: ubuntu-16.04
+            pyversion: '3.6'
+          - name: Linux py37
+            os: ubuntu-latest
+            pyversion: '3.7'
+          - name: Linux py38
+            os: ubuntu-latest
+            pyversion: '3.8'
+          # - name: Linux py39
+          #   os: ubuntu-latest
+          #   pyversion: '3.9'
+          - name: MacOS py38
+            os: macos-latest
+            pyversion: '3.8'
+          - name: Windows py38
+            os: windows-latest
+            pyversion: '3.8'
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python ${{ matrix.pyversion }}
+        uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.pyversion }}
+      - name: Install dependencies
+        run: |
+            python -m pip install --upgrade pip
+            pip install -U -r requirements.txt
+            pip install -q -U black flake8 pytest
+      - name: Lint (black and flake8)
+        run: |
+            black --check .
+            flake8 .
+      - name: Test with pytest
+        shell: bash
+        run: |
+            python setup.py install
+            rm -rf ./dash_slicer ./build ./egg-info
+            pytest -v .

requirements.txt

@@ -3,3 +3,4 @@ numpy
 plotly
 dash
 dash_core_components
+scikit-image

setup.py

@@ -11,14 +11,8 @@
     VERSION = re.search(r"__version__ = \"(.*?)\"", fh.read()).group(1)
 
 
-runtime_deps = [
-    "pillow",
-    "numpy",
-    "plotly",
-    "dash",
-    "dash_core_components",
-    "scikit-image",  # may not be needed eventually?
-]
+with open("requirements.txt") as fh:
+    runtime_deps = [x.strip() for x in fh.read().splitlines() if x.strip()]
 
 
 setup(