getting tests to pass

Author: nicolaskruchten

.circleci/config.yml

@@ -9,7 +9,7 @@ jobs:
       - checkout
       - run:
           name: Install black
-          command: "sudo pip install black"
+          command: "sudo pip install black==19.10b0"
       - run:
           name: Check formatting with black
           command: "black --check ."

packages/python/plotly/plotly/io/_kaleido.py

@@ -306,7 +306,7 @@ def full_figure_for_development(fig, warn=True, as_dict=False):
             "To suppress this warning, set warn=False"
         )
 
-    fig = json.loads(scope.transform(fig, format="json"))
+    fig = json.loads(scope.transform(fig, format="json").decode("utf-8"))
     if as_dict:
         return fig
     else: