move percy to py37 and separate out finalize step

.circleci/config.yml

@@ -1,6 +1,15 @@
 version: 2
 
 jobs:
+  percy-finalize:
+    docker:
+      - image: percyio/agent
+        auth:
+          username: dashautomation
+          password: $DASH_PAT_DOCKERHUB
+    steps:
+      - run: percy finalize --all
+
   python-2.7: &test-template
     docker:
       - image: circleci/python:2.7-stretch-node-browsers
@@ -9,7 +18,7 @@ jobs:
           password: $DASH_PAT_DOCKERHUB
         environment:
           PYTHON_VERSION: py27
-          PERCY_ENABLE: 1
+          PERCY_ENABLE: 0
 
     working_directory: ~/repo
 
@@ -76,7 +85,7 @@ jobs:
           password: $DASH_PAT_DOCKERHUB
         environment:
           PYTHON_VERSION: py37
-          PERCY_ENABLE: 0
+          PERCY_ENABLE: 1
 
 workflows:
   version: 2
@@ -85,3 +94,6 @@ workflows:
       - python-2.7
       - python-3.6
       - python-3.7
+      - percy-finalize:
+          requires:
+            - python-3.7

package.json

@@ -24,7 +24,7 @@
     "postbuild": "es-check es5 dash_html_components/*.js",
     "build:watch": "watch 'npm run build' src",
     "test:import": "python -m unittest tests.test_dash_import",
-    "test:py": "pytest tests/test_dash_html_components.py tests/test_integration.py",
+    "test:py": "pytest --nopercyfinalize tests/test_dash_html_components.py tests/test_integration.py",
     "test": "run-s -c test:py test:import lint"
   },
   "author": "Chris Parmer <chris@plotly.com>",