U

�A�`��@s:dZd
dl
mZ
d
dlmZmZmZ
Gdd�dej�ZdS)z�Fixer for exec.

This converts usages of the exec statement into calls to a built-in
exec() function.

exec code in ns1, ns2 -> exec(code, ns1, ns2)
�)
�
fixer_base)�Comma�Name�Callc@seZ
dZd
ZdZdd�ZdS)�FixExecTzx
    exec_stmt< 'exec' a=any 'in' b=any [',' c=any] >
    |
    exec_stmt< 'exec' (not atom<'(' [any] ')'>) a=any >
    cCs�|st�
|j
}|d
}|�d�
}|�d�
}|��g
}d|d_|dk	rZ|�t�|��g�

|dk	rv|�t�|��g�

ttd�
||
jd�S)N�
a�
b�
c���exec)
�prefix)	�AssertionError�syms�getZcloner
�extendrrr)�selfZnodeZresultsrrrr	�args�r�,/usr/lib/python3.8/lib2to3/fixes/fix_exec.py�	transforms














zFixExec.transformN)�__name__�
__module__�__qualname__Z
BM_compatibleZPATTERNrrrrrrs
rN)	�__doc__r
rZ
fixer_utilrrrZBaseFixrrrrr�<module>s