o Sib@sVdZddlZddlmZddlmZddlmZddlm Z m Z m Z m Z m Z ddlmZddlmZdd lmZmZdd lmZmZdd lmZmZdd lmZd ZdZdZde ede de e e e e eeffffddZ!de dedede e eeffddZ"   d!dede ede e e e fde#de e e e e eeffff dd Z$dS)"z Description taken from the abstract of paper: "GigaSpeech 2: An Evolving, Large-Scale and Multi-domain ASR Corpus for Low-Resource Languages with Automated Crawling, Transcription and Refinement" https://arxiv.org/abs/2406.11546 N) defaultdict)ProcessPoolExecutor)Path)DictOptionalSequenceTupleUnion)tqdm) load_manifest) Recording RecordingSet) fix_manifests$validate_recordings_and_supervisions)SupervisionSegmentSupervisionSet)Pathlikez7https://huggingface.co/datasets/speechcolab/gigaspeech2)thidvi train_raw train_refineddevtest output_dirlanguagereturnc Csb|duriStt}dD]"}dD]}|d|d|d|d}|s%qt||||<qq |S)z Returns: { "train_raw": {"recordings": ..., "supervisions": ...}, "train_refined": ..., "dev": ..., "test": ..., } Nr recordings supervisions gigaspeech2-_ .jsonl.gz)rdictis_filer )rr manifestspartmanifestpathr*N/home/ubuntu/.local/lib/python3.10/site-packages/lhotse/recipes/gigaspeech2.py_read_manifests_if_cacheds r,langpart_dir audio_infoc Cs|d\}}|j|ddd|d}|}|s*td|dStj||d}t||d|j d|| d }||fS) N -z.wavzNo such file: )r) recording_idgr)rr3startdurationchannelrtext) splitjoinpathresolver%loggingwarningr from_filerr5strip)r-r.r/ segment_idr7 audio_path recordingsegmentr*r*r+_parse_utterance4s(" rCauto corpus_dir languagesnum_jobscCst|}|sJd||d}|dkr0ttdd|dD}|s/td|nt|tr8|g}|durGt|}|j d d d t t }t |d d D]}t d |||}t||d}t tdd D]}t d|||vrt d|d|dqlt|d|d|d} t|d|d|d} ||dddd} ||d} g} t| }|} Wdn1swYt|Y}g}t | dd D] }||t|| |qt |dd D]4}|}|durq|\}}tt|gt|gd\}}t ||d| !|d| !|dqWdn 1s5wYt"| j#t"| j#d||<Wdn 1sTwYWdn 1sdwYql|||<qQt |S) a Returns the manifests which consist of the Recordings and Supervisions :param corpus_dir: Path to the GigaSpeech 2 dataset. :param output_dir: Pathlike, the path where to write the manifests. :param languages: 'auto' (prepare all discovered data) or a list of language codes. :return: a Dict whose key is the dataset part, and the value is Dicts with the keys 'recordings' and 'supervisions'. zNo such directory: datarDcss|]}|jVqdS)N)name).0r)r*r*r+ es z&prepare_gigaspeech2..*z1Could not find any of GigaSpeech 2 languages in: NT)parentsexist_okz!Processing GigaSpeech 2 languages)descz Language: )rrzProcessing GigaSpeech 2 subsetz Processing GigaSpeech 2 subset: z GigaSpeech 2  z already prepared - skipping.r! _recordings_r#_supervisions__raw_refinedz.tsvzDistributing tasks Processingrr)$ris_dirsetGIGASPEECH2_LANGS intersectionglob ValueError isinstancestrmkdirrr$r r;infor,GIGASPEECH2_SPLITSr open_writerrreplaceopenread splitlinesrappendsubmitrCresultrfrom_recordings from_segmentsrwritefrom_jsonl_lazyr))rFrrGrHr&r-lang_dirlang_manifestsr' rec_writer sup_writerr.tsv_path audio_infosfexfuturesr/futurerjrArBrsegmentsr*r*r+prepare_gigaspeech2Ss             +rz)NrDrE)%__doc__r; collectionsrconcurrent.futures.processrpathlibrtypingrrrrr tqdm.autor lhotser lhotse.audior r lhotse.qarrlhotse.supervisionrr lhotse.utilsrGIGASPEECH2_URLrZrbr_r,rCintrzr*r*r*r+sZ        !