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|
| """ |
| Helper script to pre-compute embeddings for a flashlight (previously called wav2letter++) dataset |
| """ |
|
|
| import argparse |
| import os |
|
|
|
|
| def main(): |
| parser = argparse.ArgumentParser() |
| parser.add_argument("tsv") |
| parser.add_argument("--output-dir", required=True) |
| parser.add_argument("--output-name", required=True) |
| args = parser.parse_args() |
|
|
| os.makedirs(args.output_dir, exist_ok=True) |
|
|
| transcriptions = {} |
|
|
| with open(args.tsv, "r") as tsv, open( |
| os.path.join(args.output_dir, args.output_name + ".ltr"), "w" |
| ) as ltr_out, open( |
| os.path.join(args.output_dir, args.output_name + ".wrd"), "w" |
| ) as wrd_out: |
| root = next(tsv).strip() |
| for line in tsv: |
| line = line.strip() |
| dir = os.path.dirname(line) |
| if dir not in transcriptions: |
| parts = dir.split(os.path.sep) |
| trans_path = f"{parts[-2]}-{parts[-1]}.trans.txt" |
| path = os.path.join(root, dir, trans_path) |
| assert os.path.exists(path) |
| texts = {} |
| with open(path, "r") as trans_f: |
| for tline in trans_f: |
| items = tline.strip().split() |
| texts[items[0]] = " ".join(items[1:]) |
| transcriptions[dir] = texts |
| part = os.path.basename(line).split(".")[0] |
| assert part in transcriptions[dir] |
| print(transcriptions[dir][part], file=wrd_out) |
| print( |
| " ".join(list(transcriptions[dir][part].replace(" ", "|"))) + " |", |
| file=ltr_out, |
| ) |
|
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|
|
| if __name__ == "__main__": |
| main() |
|
|
