code: def epoch_to_dttm(cls) -> str:
      return "TO_DATE({col})"
  
file_path: superset/superset/db_engine_specs/dremio.py
imports: from __future__ import annotations
  from datetime import datetime
  from typing import Any, TYPE_CHECKING
  from packaging.version import Version
  from sqlalchemy import types
  from superset.constants import TimeGrain
  from superset.db_engine_specs.base import BaseEngineSpec
label_desc: Use image node_id 1 for calling the DremioEngineSpec obj's underlying member method code with example usage: obj.epoch_to_dttm(cls) and returns: str