code: def _broadcast_specs(*args: specs.Array) -> specs.Array:
      """Like np.broadcast, but for specs.Array.
  
      Args:
        *args: one or more specs.Array instances.
  
      Returns:
        A specs.Array with the broadcasted shape and dtype of the specs in *args.
      """
      bc_info = np.broadcast(*tuple(a.generate_value() for a in args))
      dtype = np.result_type(*tuple(a.dtype for a in args))
      return specs.Array(shape=bc_info.shape, dtype=dtype)
  
imports: import copy
  from typing import Optional, Tuple
  from acme import specs
  from acme import types
  from acme.adders.reverb import base
  from acme.adders.reverb import utils
  from acme.utils import tree_utils
  import numpy
  import reverb
  import tree
label_desc: Use image node_id 1 for calling a global function with example usage: _broadcast_specs() and returns: specs