code: def print_allocation(self, resolution=200):
      total_size = self.buffer.numel() * 1.0
      empty = []
      for addr, size in self.contiguous_sizes.items():
          start = int(addr * resolution / total_size)
          end = int((addr + size) * resolution / total_size)
          empty.extend(range(start, end))
      s = ""
      for i in range(resolution):
          s += "." if i in empty else "|"
      print_rank_0(s)
  
imports: import torch
  from deepspeed import comm
label_desc: Use image node_id 6 for calling the ContiguousMemoryAllocator obj's underlying member method code with example usage: obj.print_allocation(resolution) without return types