code: def to_camel(text):
      text = text.capitalize()
      return re.sub(
          r"(?!^)_([a-zA-Z])", lambda m: m.group(1).upper(), text
      )
  
file_path: TTS/TTS/vocoder/utils/generic_utils.py
imports: import re
  import torch
  import importlib
  import numpy
  from matplotlib import pyplot
  from TTS.tts.utils.visual import plot_spectrogram
label_desc: Use image node_id 3 for calling a global function with example usage: to_camel(text) and returns: re