code: def pass_1(x: str, y: str):
      return sha1((x + y + "1").encode()).hexdigest()
  
file_path: ray/python/ray/workflow/tests/test_storage_failure.py
imports: from hashlib import sha1
  import tempfile
  import pytest
  import ray
  from ray import workflow
  from ray.workflow.storage.debug import DebugStorage
  from ray.workflow.workflow_storage import STEP_OUTPUTS_METADATA
  from ray.workflow.common import asyncio_run
  from ray.workflow.storage.filesystem import FilesystemStorageImpl
  from ray.workflow.tests.utils import _alter_storage
label_desc: Use image node_id 1 for calling a global function with example usage: pass_1(x, y) and returns: sha1