Auto download update, optimize dataloader num_workers (#195)

* update bert

* auto download emo

* fix typo

* fix typo

* fix bert download

* optimize code format

* remove unsued import

* fix a bug

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

train_ms.py

@@ -130,7 +130,7 @@ def run():
     collate_fn = TextAudioSpeakerCollate()
     train_loader = DataLoader(
         train_dataset,
-        num_workers=config.train_ms_config.num_workers,
+        num_workers=min(config.train_ms_config.num_workers, os.cpu_count() - 1),
         shuffle=False,
         pin_memory=True,
         collate_fn=collate_fn,