B
     S]                  @   sV   d Z ddlmZ ddlmZmZmZmZmZm	Z	m
Z
mZmZmZ G dd dejZdS )zoFixer for execfile.

This converts usages of the execfile function into calls to the built-in
exec() function.
   )
fixer_base)
CommaNameCallLParenRParenDotNodeArgListStringsymsc               @   s   e Zd ZdZdZdd ZdS )FixExecfileTz
    power< 'execfile' trailer< '(' arglist< filename=any [',' globals=any [',' locals=any ] ] > ')' > >
    |
    power< 'execfile' trailer< '(' filename=any ')' > >
    c             C   s.  |st |d }|d}|d}|jd jd  }t| t tddg|d}ttj	t
d|g}ttjt t
d	gttjt t gg}	|g|	 }
| }d|_td
d}|
t |t |g }tt
d|d}|g}|d k	r|t | g |d k	r|t | g tt
d||jdS )Nfilenameglobalslocalsz"rb" )Zrparenopenreadz'exec'compile exec)prefix)AssertionErrorgetZchildrenZcloner
   r   r   r	   r   Zpowerr   Ztrailerr   r   r   r   r   extend)selfZnodeZresultsr   r   r   Zexecfile_parenZ	open_argsZ	open_callr   Z	open_exprZfilename_argZexec_strZcompile_argsZcompile_callargs r   +lib/python3.7/lib2to3/fixes/fix_execfile.py	transform   s,    




zFixExecfile.transformN)__name__
__module____qualname__ZBM_compatibleZPATTERNr    r   r   r   r   r      s   r   N)__doc__r   r   Z
fixer_utilr   r   r   r   r   r   r	   r
   r   r   ZBaseFixr   r   r   r   r   <module>   s   0