code: def infer_once(self, inp):
      inp = self.preprocess_input(
          inp,
          input_type=inp["input_type"]
          if inp.get("input_type")
          else "word",
      )
      output = self.forward_model(inp)
      return output
  
imports: import os
  from collections import deque
  import librosa
  import numpy
  import onnxruntime
  from pypinyin import lazy_pinyin
  from tqdm import tqdm
  from .inference.svs.opencpop.map import cpop_pinyin2ph_func
  from .utils.hparams import hparams
  from .utils.text_encoder import TokenTextEncoder
label_desc: Use image node_id 11 for calling the Infer obj's underlying member method code with example usage: obj.infer_once(inp) and returns: output