LOG (VoskAPI:ReadDataFiles():model.cc:213) Decoding params beam=10 max-active=3000 lattice-beam=2
LOG (VoskAPI:ReadDataFiles():model.cc:216) Silence phones 1:2:3:4:5:6:7:8:9:10
LOG (VoskAPI:RemoveOrphanNodes():nnet-nnet.cc:948) Removed 0 orphan nodes.
LOG (VoskAPI:RemoveOrphanComponents():nnet-nnet.cc:847) Removing 0 orphan components.
LOG (VoskAPI:CompileLooped():nnet-compile-looped.cc:345) Spent 0.037746 seconds in looped compilation.
LOG (VoskAPI:ReadDataFiles():model.cc:248) Loading i-vector extractor from model/ivector/final.ie
LOG (VoskAPI:ComputeDerivedVars():ivector-extractor.cc:183) Computing derived variables for iVector extractor
LOG (VoskAPI:ComputeDerivedVars():ivector-extractor.cc:204) Done.
LOG (VoskAPI:ReadDataFiles():model.cc:281) Loading HCL and G from model/graph/HCLr.fst model/graph/Gr.fst
LOG (VoskAPI:ReadDataFiles():model.cc:302) Loading winfo model/graph/phones/word_boundary.int
downloading en/ljspeech/tacotron2-DDC_ph
 > tts_models/en/ljspeech/tacotron2-DDC_ph is already downloaded.
 > vocoder_models/en/ljspeech/univnet is already downloaded.
 > Using model: Tacotron2
 > Model's reduction rate `r` is set to: 2
Traceback (most recent call last):
  File "./alf.py", line 4, in <module>
    alf = AI()
  File "/Users/./Documents/PythonAI-p/ai.py", line 62, in __init__
    synthesizer = Synthesizer(
  File "/Library/Frameworks/Python.framework/Versions/3.8/lib/python3.8/site-packages/TTS/utils/synthesizer.py", line 81, in __init__
    self._load_vocoder(vocoder_checkpoint, vocoder_config, use_cuda)
  File "/Library/Frameworks/Python.f