python synthesize.py \
  --speedyspeech-config=conf/default.yaml \
  --speedyspeech-checkpoint=exp/default/checkpoints/snapshot_iter_91800.pdz \
  --speedyspeech-stat=dump/train/stats.npy \
  --pwg-config=../../parallelwave_gan/baker/conf/default.yaml \
  --pwg-params=../../parallelwave_gan/baker/converted.pdparams \
  --pwg-stat=../../parallelwave_gan/baker/dump/train/stats.npy \
  --test-metadata=dump/test/norm/metadata.jsonl \
  --output-dir=exp/debug/test \
  --inference-dir=exp/debug/inference \
  --device="gpu"