app/MRE/__init__.py

@@ -1,4 +1,3 @@
-from flask_restx import Namespace
+from flask import Blueprint
 
-namespace = Namespace('mre', 
+blueprint = Blueprint('mre', __name__)
-                      description='Endpoints for MRE calculations')

app/MRE/api/__init__.py

@@ -0,0 +1,6 @@
+from flask_restx import Namespace
+
+namespace = Namespace(
+    'mre',
+    description='API endpoints for MRE calculations.'
+)

app/__init__.py

@@ -1,6 +1,6 @@
 from flask import Flask
 import os
-from app.MRE import mre_blueprint
+from app.MRE import blueprint as mre_blueprint
 from .api import blueprint as api_blueprint
 from logging import Logger, Formatter, getLogger, DEBUG, INFO, FileHandler
 

app/api.py

@@ -0,0 +1,12 @@
+from flask_restx import Api
+from flask import Blueprint
+from .MRE.api import namespace as mre_namespace
+
+blueprint = Blueprint('api', __name__)
+api = Api(
+    blueprint,
+    doc='/doc/',
+    title='Quarter API documentatoin'
+)
+api.add_namespace(mre_namespace, '/mre')
+