replace travis-ci with github-ci

.github/workflows/main.yml

@@ -0,0 +1,39 @@
+# This is a basic workflow to help you get started with Actions
+
+name: CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        python-version: [2.7, 3.6, 3.7, 3.8, 3.9]
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+
+      # configure python
+      - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      # install deps
+      - name: Install dependencies for ${{ matrix.os }} Python ${{ matrix.python-version }}
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements.txt
+          pip install scipy
+
+      # find and run all unit tests
+      - name: Run unit tests
+        run: python -m unittest discover tests

.travis.yml

@@ -1,15 +0,0 @@
-language: python
-python:
-- '2.7'
-- '3.6'
-install:
-- pip install numpy svgwrite scipy
-script:
-- python -m unittest discover test
-deploy:
-  provider: pypi
-  username: __token__
-  password:
-    secure: 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
-  on:
-    tags: true