docstr: Special treatement of characters in certain languages
docstr_tok: ["Special","treatement","of","characters","in","certain","languages"]
code: def preprocess_char(self, text, lang=None):
      """
      Special treatement of characters in certain languages
      """
      if lang == "ron":
          text = text.replace("ț", "ţ")
          print(f"{lang} (ț -> ţ): {text}")
      return text
  
imports: import os
  import re
  import glob
  import json
  import tempfile
  import math
  import torch
  from torch import nn
  from torch.nn import functional
  from torch.utils.data import DataLoader
  import numpy
  import commons
  import utils
  import argparse
  import subprocess
  from data_utils import TextAudioLoader, TextAudioCollate, TextAudioSpeakerLoader, TextAudioSpeakerCollate
  from models import SynthesizerTrn
  from scipy.io.wavfile import write
label_desc: Use image node_id 6 for calling the TextMapper obj's underlying member method code with example usage: obj.preprocess_char(text, lang) and returns: text