3
‡ŒðiK  ã               @   sB   d Z ddlmZ ddlmZmZmZmZmZ G dd„ dej	ƒZ
dS )z;Fixer for 'raise E(V).with_traceback(T)' -> 'raise E, V, T'é    )Ú
fixer_base)ÚCommaÚNodeÚLeafÚtokenÚsymsc               @   s   e Zd ZdZdd„ ZdS )ÚFixRaisezª
    raise_stmt< 'raise' (power< name=any [trailer< '(' val=any* ')' >]
        [trailer< '.' 'with_traceback' > trailer< '(' trc=any ')' >] > | any) ['from' chain=any] >c       	      C   sÀ   |j dƒ|j dƒ|j dƒ  }}}|j dƒ}|d k	rR| j|dƒ |jjƒ  |jƒ  |d k	r¼|rf|d n
ttjdƒ}d |_|_ttjd	ƒ|jƒ t	ƒ |jƒ t	ƒ |jƒ g}t
tj|ƒ}|j|ƒ d S )
NÚnameÚvalÚtrcÚchainz8explicit exception chaining is not supported in Python 2r   ÚNoneú Úraise)ÚgetÚwarningZprev_siblingÚremover   r   ÚNAMEÚprefixÚcloner   r   r   Ú
raise_stmtÚreplace)	ÚselfÚnodeÚresultsr	   r
   r   r   Zkidsr   © r   ú?/tmp/pip-build-6m2fasei/future/libpasteurize/fixes/fix_raise.pyÚ	transform   s    "

zFixRaise.transformN)Ú__name__Ú
__module__Ú__qualname__ZPATTERNr   r   r   r   r   r      s   r   N)Ú__doc__Zlib2to3r   Zlib2to3.fixer_utilr   r   r   r   r   ZBaseFixr   r   r   r   r   Ú<module>   s   