class_docstr: Info to generate a GPU.
class_docstr_tok: ["Info","to","generate","a","GPU","."]
code: def valid_region(self, region: Region) -> bool:
      return region in self.allowed_regions()
  
imports: import argparse
  from enum import Enum
  from typing import Callable, List, NamedTuple, Optional, Set, Union
  import caliban.util
label_desc: Use image node_id 8 for calling the GPUSpec obj's underlying member method code with example usage: obj.valid_region(region) and returns: unknown