code: def _largest_contiguous(self):
      if len(self.contiguous_sizes) > 0:
          return max(
              [size for _, size in self.contiguous_sizes.items()]
          )
      else:
          return 0
  
imports: import torch
  from deepspeed import comm
label_desc: Use image node_id 16 for calling the ContiguousMemoryAllocator obj's underlying member method code with example usage: obj._largest_contiguous() and returns: max, int