code: def estimate_compression_ratio(self, info: CompressionInfo) -> float:
      return 16.0 / get_num_bits(info.descriptor.dtype)
  
file_path: hivemind/hivemind/compression/floating.py
imports: import math
  import numpy
  import torch
  from hivemind.compression.base import CompressionBase, CompressionInfo
  from hivemind.proto import runtime_pb2
label_desc: Use image node_id 3 for calling the Float16Compression obj's underlying member method code with example usage: obj.estimate_compression_ratio(info) and returns: unknown