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support to join manifest files

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This commit is contained in:
yaozengwei 2022-06-15 19:42:41 +08:00
parent 7d5eacf275
commit 1ed96824a0
1 changed files with 29 additions and 6 deletions
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35
egs/librispeech/ASR/pruned_transducer_stateless6/vq_utils.py
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@ -63,6 +63,7 @@ class CodebookIndexExtractor:
setup_logger(f"{self.vq_dir}/log-vq_extraction")
def init_dirs(self):
# TODO:
# vq_dir is the root dir for quantizer:
# training data/ quantizer / extracted codebook indexes
self.vq_dir = (
@ -229,15 +230,40 @@ class CodebookIndexExtractor:
split_cmd = f"lhotse split {self.params.world_size} {ori_manifest} {self.manifest_dir}"
os.system(f"{split_cmd}")
def join_manifests(self):
"""TODO:"""
for subset in self.params.subsets:
vq_manifest_path = (
self.dst_manifest_dir
/ f"librispeech_cuts_train-{subset}-vq.jsonl.gz"
)
ori_manifest_path = (
self.ori_manifest_dir
/ f"librispeech_cuts_train-{subset}.jsonl.gz"
)
dst_vq_manifest_path = (
self.dst_manifest_dir
/ f"librispeech_cuts_train-{subset}.jsonl.gz"
)
cuts_vq = load_manifest(vq_manifest_path)
cuts_ori = load_manifest(ori_manifest_path)
cuts_vq = cuts_vq.sort_like(cuts_ori)
for cut_idx, (cut_vq, cut_ori) in enumerate(zip(cuts_vq, cuts_ori)):
assert cut_vq.id == cut_ori.id
cut_ori.codebook_indexes = cut_vq.codebook_indexes
CutSet.from_cuts(cuts_ori).to_jsonl(dst_vq_manifest_path)
def merge_vq_manifests(self):
"""
Merge generated vq included manfiests and storage to self.dst_manifest_dir.
"""
for subset in self.params.subsets:
vq_manifests = f"{self.manifest_dir}/with_codebook_indexes-cuts_train-{subset}*.jsonl.gz"
vq_manifests = f"{self.manifest_dir}/with_codebook_indexes-librispeech-cuts_train-{subset}*.jsonl.gz"
dst_vq_manifest = (
self.dst_manifest_dir
/ f"librispeech_cuts_train-{subset}.jsonl.gz"
/ f"librispeech_cuts_train-{subset}-vq.jsonl.gz"
)
if 1 == self.params.world_size:
merge_cmd = f"cp {vq_manifests} {dst_vq_manifest}"
@ -385,12 +411,9 @@ class CodebookIndexExtractor:
message += f" by job {self.params.manifest_index}"
logging.info(f"{message}.")
if batch_idx >= 1:
break
json_file_path = (
self.manifest_dir
/ f"with_codebook_indexes-cuts_train-{manifest_file_id}.jsonl.gz" # noqa
/ f"with_codebook_indexes-librispeech-cuts_train-{manifest_file_id}.jsonl.gz" # noqa
)
CutSet.from_cuts(new_cuts).to_jsonl(json_file_path)