--- /dev/null
+# Copyright (c) 2022 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Initialize Flask app."""
+from flask import Flask
+from flask_assets import Environment
+
+
+def init_app():
+ """Construct core Flask application with embedded Dash app."""
+ app = Flask(__name__, instance_relative_config=False)
+ app.config.from_object("config.Config")
+ assets = Environment()
+ assets.init_app(app)
+
+ with app.app_context():
+ # Import parts of our core Flask app.
+ from . import routes
+ from .assets import compile_static_assets
+
+ # Import Trending Dash application.
+ from .trending.dashboard import init_dashboard
+
+ app = init_dashboard(app)
+
+ # Compile static assets.
+ compile_static_assets(assets)
+
+ return app