completing demo

.circleci/config.yml

@@ -1,25 +1,45 @@
-version: 2.1
-orbs:
-  python: circleci/[email protected]
-jobs:
-  build:
-    docker:
-      - image: cimg/python:3.6.10
-        environment:
+version: 2 # use CircleCI 2.0
+jobs: # A basic unit of work in a run
+  build: # runs not using Workflows must have a `build` job as entry point 
+    # directory where steps are run
+    working_directory: ~/circleci-demo-python-django
+    docker: # run the steps with Docker
+      # CircleCI Python images available at: https://hub.docker.com/r/circleci/python/
+      - image: circleci/python:3.6.4
+        auth:
+          username: mydockerhub-user
+          password: $DOCKERHUB_PASSWORD  # context / project UI env-var reference
+        environment: # environment variables for primary container
+          PIPENV_VENV_IN_PROJECT: true
           DATABASE_URL: postgresql://root@localhost/circle_test?sslmode=disable
+      # CircleCI PostgreSQL images available at: https://hub.docker.com/r/circleci/postgres/
       - image: circleci/postgres:9.6.2
-        environment:
+        auth:
+          username: mydockerhub-user
+          password: $DOCKERHUB_PASSWORD  # context / project UI env-var reference
+        environment: # environment variables for the Postgres container.
           POSTGRES_USER: root
           POSTGRES_DB: circle_test
-    steps:
-      - checkout
-      - python/install-packages
+    steps: # steps that comprise the `build` job
+      - checkout # check out source code to working directory
+      - run: sudo chown -R circleci:circleci /usr/local/bin
+      - run: sudo chown -R circleci:circleci /usr/local/lib/python3.6/site-packages
+      - restore_cache:
+      # Read about caching dependencies: https://circleci.com/docs/2.0/caching/
+          key: deps9-{{ .Branch }}-{{ checksum "Pipfile.lock" }}
+      - run:
+          command: |
+            sudo pip install pipenv
+            pipenv install
+      - save_cache: # cache Python dependencies using checksum of Pipfile as the cache-key
+          key: deps9-{{ .Branch }}-{{ checksum "Pipfile.lock" }}
+          paths:
+            - "venv"
       - run:
-          name: Run django tests
           command: |
             pipenv run python manage.py test
-      - store_test_results:
+      - store_test_results: # Upload test results for display in Test Summary: https://circleci.com/docs/2.0/collect-test-data/
           path: test-results
-      - store_artifacts:
+      - store_artifacts: # Upload test summary for display in Artifacts: https://circleci.com/docs/2.0/artifacts/
           path: test-results
           destination: tr1