o
    §4^cH  ã                   @   s2   d Z ddlmZ ddlmZ G dd„ dejƒZdS )a,  Fixer that cleans up a tuple argument to isinstance after the tokens
in it were fixed.  This is mainly used to remove double occurrences of
tokens as a leftover of the long -> int / unicode -> str conversion.

eg.  isinstance(x, (int, long)) -> isinstance(x, (int, int))
       -> isinstance(x, int)
é   )Ú
fixer_base)Útokenc                   @   s    e Zd ZdZdZdZdd„ ZdS )ÚFixIsinstanceTz˜
    power<
        'isinstance'
        trailer< '(' arglist< any ',' atom< '('
            args=testlist_gexp< any+ >
        ')' > > ')' >
    >
    é   c                 C   sø   t ƒ }|d }|j}g }t|ƒ}|D ]8\}}	|	jtjkr9|	j|v r9|t|ƒd k r8||d  jtjkr8t	|ƒ qq| 
|	¡ |	jtjkrJ| |	j¡ q|rX|d jtjkrX|d= t|ƒdkrp|j}
|
j|d _|
 |d ¡ d S ||d d …< | ¡  d S )NÚargsé   éÿÿÿÿé    )ÚsetÚchildrenÚ	enumerateÚtyper   ÚNAMEÚvalueÚlenÚCOMMAÚnextÚappendÚaddÚparentÚprefixÚreplaceÚchanged)ÚselfÚnodeÚresultsÚnames_insertedÚtestlistr   Únew_argsÚiteratorÚidxÚargÚatom© r#   ú3/usr/lib/python3.10/lib2to3/fixes/fix_isinstance.pyÚ	transform   s.   $€
€zFixIsinstance.transformN)Ú__name__Ú
__module__Ú__qualname__ÚBM_compatibleÚPATTERNÚ	run_orderr%   r#   r#   r#   r$   r      s
    	r   N)Ú__doc__Ú r   Ú
fixer_utilr   ÚBaseFixr   r#   r#   r#   r$   Ú<module>   s   