o
    SiQ	                     @   s   d dl Z d dlZd dlZd dlmZ d dlmZmZ d dlm	Z	 d dl
mZmZmZmZmZmZmZ d dlZd dlmZ d dlmZmZ d dlmZ d d	lmZ G d
d deZG dd de jZdS )    N)ProcessPoolExecutor)partialpartialmethod)chain)Dict	GeneratorListOptionalTupleTypeUnion)tqdm)CutCutSet)AlignmentItem)fastcopyc                   @   s   e Zd ZdS )FailedToAlignN)__name__
__module____qualname__ r   r   Z/home/ubuntu/.local/lib/python3.10/site-packages/lhotse/workflows/forced_alignment/base.pyr      s    r   c                   @   s   e Zd ZdZddeeejf fddZe	j
defddZe	j		dd
edee deeee f fddZe	jdejdeeeeeef  f dee fddZddededefddZd	S )ForcedAlignerzF
    ForcedAligner is an abstract base class for forced aligners.
    cpudevicec                 C   s   t || _d S N)torchr   )selfr   r   r   r   __init__   s   zForcedAligner.__init__returnc                 C      d S r   r   )r   r   r   r   sample_rate   s   zForcedAligner.sample_rateNtextlanguagec                 C   r    r   r   )r   r"   r#   r   r   r   normalize_text!      zForcedAligner.normalize_textaudio
transcriptc                 C   r    r   r   )r   r&   r'   r   r   r   align'   r%   zForcedAligner.alignTcut	normalizec           	         s   t |t|jd}t|jddD ]]\} tj | j	 | j
d} jd }|r3| j|j|jdn|j}z| ||}W n tyU   td|j d|j d	 Y qw  fd
d|D }|j| jd|d}||j|< q|S )N)supervisionsF)keep_overlapping)r   r   )r#   zFailed to align supervision 'z' for cut 'z '. Writing it without alignment.c                    s    g | ]}|j |j j d qS ))start)_replacer-   ).0itemsubcutr   r   
<listcomp>C   s    z*ForcedAligner.__call__.<locals>.<listcomp>word)kind	alignment)r   listr+   	enumeratetrim_to_supervisionsr   	as_tensorresampler!   
load_audior   r$   r"   r#   r(   r   logging	exceptionidwith_alignment)	r   r)   r*   idxr&   supr'   pre_alignmentr6   r   r1   r   __call__-   s0   

zForcedAligner.__call__)r   r   )T)r   r   r   __doc__r   strr   r   r   abcabstractpropertyintr!   abstractmethodr	   r   r$   Tensorr
   r   r(   r   boolrD   r   r   r   r   r      s.    r   ) rG   r=   multiprocessingconcurrent.futuresr   	functoolsr   r   	itertoolsr   typingr   r   r   r	   r
   r   r   r   	tqdm.autor   
lhotse.cutr   r   lhotse.supervisionr   lhotse.utilsr   RuntimeErrorr   ABCr   r   r   r   r   <module>   s    $