./pruned_transducer_stateless7_streaming/jit_trace_export.py \
  --bpe-model data/lang_bpe_500/bpe.model \
  --use-averaged-model=True \
  --epoch 29 \
  --avg 9 \
  --decode-chunk-len 32 \
  --exp-dir ./pruned_transducer_stateless7_streaming/exp \