remove check, let flask handle the failure

app/__init__.py

@@ -193,9 +193,7 @@ def register_settings(app):
         'APP_DATABASE_URI',
         app.config['APP_DATABASE_URI']
     )
-    if app.config['SECRET_KEY'] == "" or \
-            app.config['APP_DATABASE_URI'] == "mysql+pymysql://<username>:<password>@<host>:<port>/<database>":
-        raise("No database uri or secret Key")
+
     # try to get overides, otherwise just use what we have already
     app.config['USER_ENABLE_REGISTER'] = os.getenv(
         'USER_ENABLE_REGISTER',