class_docstr: Class representing a single file resource. There exist two subclasses:
  :class:`.InputResourceFile` and :class:`.JobResourceFile`.
class_docstr_tok: ["Class","representing","a","single","file","resource",".","There","exist","two","subclasses",":",":","class",":","`",".InputResourceFile","`","and",":","class",":","`",".JobResourceFile","`","."]
code: def __str__(self):
      return f"{self._uid}"
  
imports: import abc
  from typing import Optional, Set, cast, Union
  from .None import job
  from .exceptions import BatchException
label_desc: Use image node_id 9 for calling the ResourceFile obj's underlying member method code with example usage: obj.__str__() and returns: self