Removed the main package.

app/errors.py

@@ -0,0 +1,36 @@
+from flask import jsonify
+
+from app.main import main
+
+
+@main.app_errorhandler(400)
+def bad_request(e):
+    return jsonify(error=str(e.description)), 400
+
+
+@main.app_errorhandler(401)
+def unauthorized(e):
+    error_message = "Unauthorized, authentication token must be provided"
+    return jsonify(error=error_message), 401, [('WWW-Authenticate', 'Bearer')]
+
+
+@main.app_errorhandler(403)
+def forbidden(e):
+    error_message = "Forbidden, invalid authentication token provided"
+    return jsonify(error=error_message), 403
+
+
+@main.app_errorhandler(404)
+def page_not_found(e):
+    return jsonify(error=e.description or "Not found"), 404
+
+
+@main.app_errorhandler(429)
+def limit_exceeded(e):
+    return jsonify(error=str(e.description)), 429
+
+
+@main.app_errorhandler(500)
+def internal_server_error(e):
+    # TODO: log the error
+    return jsonify(error="Internal error"), 500