Revert "Make app object easily accessible from gunicorn"

This reverts commit 6e25af03c4.

feedleware/__init__.py

@@ -5,13 +5,19 @@ from os import environ
 from flask import Flask
 from . import twitch
 
-# Setup logging
-debug = environ.get("FLASK_ENV", "production") == "development"
+
 logger = logging.getLogger(__name__)
+blueprints = {
+    "twitch": twitch,
+}
+
+
+def create_app():
+    """Read the app configuration and instantiate service blueprints."""
+    debug = environ.get("FLASK_ENV", "production") == "development"
     level = logging.DEBUG if debug else logging.INFO
     logging.basicConfig(level=level)
 
-# Read configuration
     config_path = environ.get("FEEDLEWARE_CONFIG")
 
     if not config_path:
@@ -23,17 +29,13 @@ if not config_path:
 
     config = configparser.ConfigParser()
     config.read(config_path)
-
-# Instantiate app and attach blueprints
     app = Flask(__name__)
 
-blueprints = {
-    "twitch": twitch,
-}
-
     for section in config.sections():
         if section in blueprints:
             blueprint = blueprints[section].create_blueprint(config[section])
             app.register_blueprint(blueprint, url_prefix="/" + section)
         else:
             logger.warning("Unknown service '%s'", section)
+
+    return app