docstr: Generate random bit tensor as arithmetic and binary shared tensors
docstr_tok: ["Generate","random","bit","tensor","as","arithmetic","and","binary","shared","tensors"]
code: def B2A_rng(self, size):
      """Generate random bit tensor as arithmetic and binary shared tensors"""
      raise NotImplementedError("HomomorphicProvider not implemented")
  
file_path: FATE/python/fate/arch/protocol/mpc/provider/homomorphic_provider.py
imports: from .provider import TupleProvider
label_desc: Use image node_id 5 for calling the HomomorphicProvider obj's underlying member method code with example usage: obj.B2A_rng(size) without return types