corrected paramter checking

inventory_provider/routes/testing.py

 import json
+import logging
 import os
+from distutils.util import strtobool
 from operator import itemgetter
 
 from flask import Blueprint, Response, jsonify, current_app, request
@@ -13,6 +15,7 @@ from inventory_provider.tasks import common as worker_common
 
 routes = Blueprint("inventory-data-testing-support-routes", __name__)
 
+logger = logging.getLogger(__name__)
 
 @routes.route("flushdb", methods=['GET', 'POST'])
 def flushdb():
@@ -115,8 +118,10 @@ def latch_db():
 @routes.route("/circuit-tree/<path:root_identifier>",
               methods=['GET', 'POST'])
 def circuit_tree(root_identifier: str):
-    carriers = request.args.get('carriers', default='false', type=str)
-    interface_ = request.args.get('interface', default='false', type=str)
+    carriers = \
+        strtobool(request.args.get('carriers', default='false', type=str))
+    interface_ = \
+        strtobool(request.args.get('interface', default='false', type=str))
 
     if carriers:
         children_prop = 'carrier-circuits'
@@ -154,6 +159,7 @@ def circuit_tree(root_identifier: str):
 
             if_services = r.get(f'ims:interface_services:{root_identifier}')
             if if_services:
+                logger.debug('1')
                 root_identifiers = [s['id'] for s in json.loads(if_services)]
                 children = []
                 for id_ in root_identifiers:
@@ -176,5 +182,4 @@ def circuit_tree(root_identifier: str):
                     return f'No circuit found for: {root_identifier}'
 
             tree = _get_childcircuit_tree_local(root_identifier)
-
         return f'<pre>{format_tree(tree, format_node = itemgetter(0), get_children = itemgetter(1))}</pre>'