code: def open_artifact(self):
      if self._artifact_storage_opened is False:
          self._artifact_storage_opened = True
          self.get_storage().open(
              self.name, uncommitted_bucket_visible=True
          )
  
file_path: aim/aim/cli/upgrade/_legacy_repo/repo/metric.py
imports: from typing import Optional, List
  from aim.cli.upgrade._legacy_repo.repo.trace import Trace
label_desc: Use image node_id 6 for calling the Metric obj's underlying member method code with example usage: obj.open_artifact() without return types