
    ^j                         d Z ddlZddlZddlmZ ddlZddlmZ ddl	m
Z
 	 ddlZddlmZ ddlmZ dd	Z G d
 de      Zy# e$ rZ ed       edZ[ww xY w)zd Dataset reader that wraps Hugging Face datasets

Hacked together by / Copyright 2022 Ross Wightman
    N)Optional)ImagezDPlease install Hugging Face datasets package `pip install datasets`.   )load_class_map)Readerc                     d| j                   vri S | j                   |   }|j                  D ci c]  }||j                  |       }}|S c c}w )Nlabel)featuresnamesstr2int)info	label_keyclass_labelnclass_to_idxs        h/var/www/ramen.bs-engineer-server.com/venv/lib/python3.12/site-packages/timm/data/readers/reader_hfds.pyget_class_labelsr      sV    dmm#	--	*K7B7H7HI!A{**1--ILI Js   Ac                   |     e Zd Z	 	 	 	 	 	 	 	 ddedee   dededededeee      ded	ef fd
Zd Z	d Z
ddZ xZS )
ReaderHfdsnamerootsplit	class_map	input_key
target_keyadditional_featuresdownloadtrust_remote_codec
                    t         
|           || _        || _        t	        j
                  ||| j                  |	      | _        | j                  j                  |t	        j                  d            | _        || _	        || _
        d| _        |rt        |      | _        d| _        n/t        | j                  j                  | j                        | _        | j                  j                  j                   |   | _        | j"                  j$                  | _        |!t)        |t*              r|| _        y|g| _        yd| _        y)z	
        )r   	cache_dirr   F)decodeTN)super__init__r   r   datasetsload_datasetdatasetcast_columnr   	image_keyr   remap_classr   r   r   r   splits
split_infonum_examplesnum_samples
isinstancelistr   )selfr   r   r   r   r   r   r   r   r   	__class__s             r   r#   zReaderHfds.__init__    s	    		
,,ii/	
 ||//	8>>QV;WX"#  .y 9D#D 01B1BDNN SD,,++2259??77*-t4+>(,?+@('+D$    c                 z   | j                   |   }|| j                     }d|v r|d   rt        j                  |d         }nd|v r|d   sJ t	        |d   d      }|| j
                     }| j                  r| j                  |   }| j                  #| j                  D cg c]  }||   	 }}||g|S ||fS c c}w )Nbytespathrb)	r&   r(   ioBytesIOopenr   r)   r   r   )r0   indexitemimager	   featr
   s          r   __getitem__zReaderHfds.__getitem__M   s    ||E"T^^$egJJuW~.EU?uV}44v-ET^^$%%e,E##//3/G/GHtT
HHH%*(**%< Is   B8c                 ,    t        | j                        S )N)lenr&   )r0   s    r   __len__zReaderHfds.__len__a   s    4<<  r2   c                 D    | j                   |   }|| j                     d   S )Nr5   )r&   r(   )r0   r:   basenameabsoluter;   s        r   	_filenamezReaderHfds._filenamed   s$    ||E"DNN#F++r2   )NtrainNr<   r	   NFF)FF)__name__
__module____qualname__strr   dictr/   boolr#   r>   rA   rE   __classcell__)r1   s   @r   r   r      s    
 #' "$%7;"&++,+, 3-+, 	+,
 +, +, +, "*$s)!4+, +,  $+,Z (!,r2   r   )r	   )__doc__r7   mathtypingr   torchtorch.distributeddistributeddistPILr   r$   ImportErroreprintr   r   readerr   r   r    r2   r   <module>r[      sa    
       & H, H,  	
PQ
Gs   A A
AA