Add automatic deployment CI (#3)

Add a Github Action to automatically deploy to PyPI on every commit on a v*.* branch. We're using setuptools_scm to manage in-dev versions.

Author: velovix

.github/workflows/deploy.yml

@@ -0,0 +1,43 @@
+name: Publish package
+
+on:
+  push:
+    branches: [ v*.* ]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ['3.6']
+
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        # Include tags in the checkout
+        fetch-depth: 0
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Get Pip cache directory
+      id: pip-cache
+      run: |
+        echo "::set-output name=dir::$(pip cache dir)"
+    - uses: actions/cache@v1
+      id: cache
+      with:
+        path: ${{ steps.pip-cache.outputs.dir }}
+        key: ${{ runner.os }}-pip-cache
+        restore-keys: |
+          ${{ runner.os }}-pip-cache
+    - name: Install dependencies
+      run: |
+        pip install --upgrade setuptools wheel twine
+    - name: Publish
+      env:
+        TWINE_USERNAME: __token__
+        TWINE_PASSWORD: ${{ secrets.PYPI_PASSWORD }}
+      run: |
+        python3 setup.py sdist bdist_wheel
+        python3 -m twine upload dist/*

setup.py

@@ -2,15 +2,26 @@
 
 setup(
     name="brainframe-api",
-    version="0.26.0",
     description="Provides a Python wrapper around the BrainFrame REST API.",
     long_description=open("README.rst").read(),
     author="Aotu",
     url="https://github.com/aotuai/brainframe_python",
     license="BSD-3-Clause",
+
+    setup_requires=[
+        "setuptools_scm",
+    ],
+    use_scm_version={
+        # We want to be able to push these releases to PyPI, which doesn't
+        # support local versions. Local versions are anything after the "+" in
+        # a version string like "0.26.0.dev16+cooltext".
+        "local_scheme": "no-local-version",
+    },
+
     packages=find_namespace_packages(
         include=["brainframe.api*"]
     ),
+
     install_requires=[
         "requests==2.*",
         "pillow==6.*",