Reorganized test setup to avoid repeated authentication during tests.

devops.py

@@ -1,6 +1,7 @@
 import requests
 import urllib.parse
 from uuid import UUID
+from azure.identity import DefaultAzureCredential
 
 DEVOPS_SCOPE = "https://app.vssps.visualstudio.com/.default"
 DEVOPS_API_VERSION = "7.1"
@@ -105,7 +106,9 @@ class DevOps():
         return entities_list
 
 class Organization(DevOps):
-    def __init__(self, org_url: str, token: str, api_version: str = DEVOPS_API_VERSION):
+    def __init__(self, org_url: str, token: str | None = None, api_version: str = DEVOPS_API_VERSION):
+        if token is None:
+            token = DefaultAzureCredential().get_token(DEVOPS_SCOPE).token
         super().__init__(org_url, token, api_version)
 
     @property