circle ci build

.circleci/config.yml

@@ -2,21 +2,21 @@
 # See: https://circleci.com/docs/configuration-reference
 version: 2.1
 
+orbs:
+  python: circleci/python@1.4.0
+
 # Define a job to be invoked later in a workflow.
 # See: https://circleci.com/docs/configuration-reference/#jobs
 jobs:
   pio-build:
-    # Specify the execution environment. You can specify an image from Docker Hub or use one of our convenience images from CircleCI's Developer Hub.
-    # See: https://circleci.com/docs/configuration-reference/#executor-job
-    docker:
-      - image: cimg/base:stable
+    executor: python/default
     # Add steps to the job
     # See: https://circleci.com/docs/configuration-reference/#steps
     steps:
       - checkout
       - run:
           name: "platformio install"
-          command: "python3 -m pip install platformio"
+          command: "pip install --upgrade platformio"
       - run:
           name: "build"
           command: "pip run"