move plot declarations to app config

pypistats/settings.py

@@ -2,6 +2,7 @@
 import os
 
 from celery.schedules import crontab
+from flask import json
 
 
 def get_db_uri(env):
@@ -34,6 +35,15 @@ class Config(object):
     SECRET_KEY = os.environ.get("PYPISTATS_SECRET", "secret-key")
     SQLALCHEMY_TRACK_MODIFICATIONS = False
 
+    # Plotly chart definitions
+    PLOT_BASE = json.load(
+        open(os.path.join(os.path.dirname(__file__), "plots", "plot_base.json"))
+    )
+    DATA_BASE = json.load(
+        open(os.path.join(os.path.dirname(__file__), "plots", "data_base.json"))
+    )
+
+
 
 class ProdConfig(Config):
     """Production configuration."""

pypistats/views/general.py

@@ -33,15 +33,6 @@ MODELS = [
 ]
 
 
-# Plotly chart definitions
-PLOT_BASE = json.load(
-    open(os.path.join(current_app.root_path, 'plots', 'plot_base.json'))
-)
-DATA_BASE = json.load(
-    open(os.path.join(current_app.root_path, 'plots', 'data_base.json'))
-)
-
-
 class MyForm(FlaskForm):
     """Search form."""
 
@@ -128,10 +119,10 @@ def package(package):
     # Build the plots
     plots = []
     for model in model_data:
-        plot = deepcopy(PLOT_BASE)
+        plot = deepcopy(current_app.config["PLOT_BASE"])
         data = []
         for category, values in model["data"].items():
-            base = deepcopy(DATA_BASE["data"][0])
+            base = deepcopy(current_app.config["DATA_BASE"]["data"][0])
             base["x"] = values["x"]
             base["y"] = values["y"]
             base["name"] = category.title()