Migrate to Poetry Packaging and Dependency Management

.github/workflows/ci.yml

@@ -0,0 +1,30 @@
+name: Continuous Integration
+
+on:
+  push:
+    branches:
+      - '**'
+  pull_request:
+    branches:
+      - 'master'
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.7, 3.8, 3.9]
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install poetry and dependencies
+      run: |
+        pip install -U pip
+        pip install poetry
+        poetry install
+      env:
+        POETRY_VIRTUALENVS_CREATE: false
+    - name: Test with pytest
+      run: poetry run pytest tests

.gitignore

@@ -99,3 +99,6 @@ ENV/
 
 # mypy
 .mypy_cache/
+
+# vscode
+.vscode/*

README.md

@@ -109,9 +109,9 @@ def pubsub_listen():
 ### Setting up your env
 
 1. Install `pyenv` via O/S package manager
-1. Install target Python versions (i.e. `pyenv install 2.7.14`)
-1. Create project virtualenv (using one of the target pythons)
-1. Install all requirements files (`pip install -r requirements.txt`, etc)
+2. Install [`poetry`](https://python-poetry.org/docs/#installation).
+3. Install target Python versions (i.e. `pyenv install 3.7.5`)
+4. Create virtualenv and install project dependencies using `poetry install`
 
 ### Running the testsuite locally