class_docstr: infer from forzen model 
class_docstr_tok: ["infer","from","forzen","model"]
code: def __init__(self, config, gpu_str, mode):
      super().__init__(config, gpu_str, mode)
  
      postproc_name = self.config["solver"]["postproc"]["name"]
      self.post_fn = registers.postprocess[postproc_name](self.config)
  
imports: import numpy
  from absl import logging
  import delta.compat
  from delta import utils
  from delta.utils.register import registers
  from delta.utils.register import import_all_modules_for_register
  from delta.serving.base_frozen_model import Evaluater
label_desc: Use image node_id 1 to create a new SpkSpeechEvaluater object from inherited base classes: SpeechEvaluater with example: obj = SpkSpeechEvaluater(config, gpu_str, mode)