code: def test_delete_single_blob(
      self, delete_blobs, mocked_blob_service_client
  ):
      hook = WasbHook(wasb_conn_id=self.azure_shared_key_test)
      hook.delete_file("container", "blob", is_prefix=False)
      delete_blobs.assert_called_once_with("container", "blob")
  
imports: from __future__ import annotations
  from unittest import mock
  import pytest
  from azure.core.exceptions import ResourceNotFoundError
  from azure.storage.blob import BlobServiceClient
  from azure.storage.blob._models import BlobProperties
  from airflow.exceptions import AirflowException
  from airflow.models import Connection
  from airflow.providers.microsoft.azure.hooks.wasb import WasbHook
label_desc: Use image node_id 34 for calling the TestWasbHook obj's underlying member method code with example usage: obj.test_delete_single_blob(delete_blobs, mocked_blob_service_client) without return types