docs: def _login_azure_app_token(client_id=None, client_secret=None, tenant_id=None):
          """
          Authenticate APP using token credentials:
          https://docs.microsoft.com/en-us/python/azure/python-sdk-azure-authenticate?view=azure-python
          :return: ~ServicePrincipalCredentials credentials
          """
          client_id = os.getenv('AZURE_CLIENT_ID') if not client_id else client_id
          client_secret = os.getenv('AZURE_CLIENT_SECRET') if not client_secret else client_secret
          tenant_id = os.getenv('AZURE_TENANT_ID') if not tenant_id else tenant_id
          credentials = ServicePrincipalCredentials(
              client_id=client_id,
              secret=client_secret,
              tenant=tenant_id,
          )
          return credentials