code: def max_memory_cached(self, device_index=None):
      return torch.cuda.max_memory_cached(device_index)
  
imports: from deepspeed.accelerator.abstract_accelerator import DeepSpeedAccelerator
  import torch.cuda
label_desc: Use image node_id 27 for calling the CUDA_Accelerator obj's underlying member method code with example usage: obj.max_memory_cached(device_index) and returns: torch