class_docstr: Specifies resources usage or resource limits for execution.
  
  The value `None` represents unknown resource usage or an unspecified limit.
class_docstr_tok: ["Specifies","resources","usage","or","resource","limits","for","execution",".","The","value","`","None","`","represents","unknown","resource","usage","or","an","unspecified","limit","."]
docstr: Returns a human-readable string for the object store memory field.
docstr_tok: ["Returns","a","human-readable","string","for","the","object","store","memory","field","."]
code: def object_store_memory_str(self) -> str:
      """Returns a human-readable string for the object store memory field."""
      if self.object_store_memory is None:
          return "None"
      else:
          return memory_string(self.object_store_memory)
  
file_path: ray/python/ray/data/_internal/execution/interfaces/execution_options.py
imports: import os
  from dataclasses import dataclass, field
  from typing import List, Optional, Union
  from .common import NodeIdStr
  from ray.data._internal.execution.util import memory_string
  from ray.util.annotations import DeveloperAPI
label_desc: Use image node_id 1 for calling the ExecutionResources obj's underlying member method code with example usage: obj.object_store_memory_str() and returns: str, memory_string