o
    8F`                     @   s   d Z ddlZddlZejd dkZeejjdse	dG dd de
ZG dd	 d	eZG d
d deZG dd deZG dd deZdd Zdd ZdS )z1Common constants, exceptions and helpe functions
    N   ZParserCreateZpyexpatc                   @   s   e Zd ZdZdd ZdS )DefusedXmlExceptionzBase exceptionc                 C   s   t | S N)str)self r   3/usr/lib/python3/dist-packages/defusedxml/common.py__repr__   s   zDefusedXmlException.__repr__N)__name__
__module____qualname____doc__r	   r   r   r   r   r      s    r   c                       (   e Zd ZdZ fddZdd Z  ZS )DTDForbiddenz%Document type definition is forbiddenc                    s$   t t|   || _|| _|| _d S r   )superr   __init__namesysidpubid)r   r   r   r   	__class__r   r   r      s   
zDTDForbidden.__init__c                 C      d}| | j| j| jS )Nz7DTDForbidden(name='{}', system_id={!r}, public_id={!r})formatr   r   r   r   Ztplr   r   r   __str__"      zDTDForbidden.__str__r
   r   r   r   r   r   __classcell__r   r   r   r   r      s    r   c                       r   )EntitiesForbiddenzEntity definition is forbiddenc                    s6   t t|   || _|| _|| _|| _|| _|| _d S r   )	r   r   r   r   valuebaser   r   notation_name)r   r   r    r!   r   r   r"   r   r   r   r   *   s   
zEntitiesForbidden.__init__c                 C   r   )Nz<EntitiesForbidden(name='{}', system_id={!r}, public_id={!r})r   r   r   r   r   r   3   r   zEntitiesForbidden.__str__r   r   r   r   r   r   '   s    	r   c                       r   )ExternalReferenceForbiddenz,Resolving an external reference is forbiddenc                    s*   t t|   || _|| _|| _|| _d S r   )r   r#   r   contextr!   r   r   )r   r$   r!   r   r   r   r   r   r   ;   s
   
z#ExternalReferenceForbidden.__init__c                 C   s   d}| | j| jS )Nz8ExternalReferenceForbidden(system_id='{}', public_id={}))r   r   r   r   r   r   r   r   B   s   z"ExternalReferenceForbidden.__str__r   r   r   r   r   r#   8   s    r#   c                   @   s   e Zd ZdZdS )NotSupportedErrorzThe operation is not supportedN)r
   r   r   r   r   r   r   r   r%   G   s    r%   c                 C   sz   | t j| j u s
J | j}t|i i dg t j| }tt|}t|  D ]\}}|	ds3||vr4q&t
||| q&|S )N*_)sysmodulesr
   
__origin__
__import__setdirvarsitems
startswithsetattr)Zdefused_modZstdlib_nameZ
stdlib_modZstdlib_namesr   objr   r   r   _apply_defusingK   s   
r3   c                    sH   d
 fdd	}					d fdd	}d fdd		}|||fS )zdFactory for functions needed by etree, dependent on whether
    cElementTree or ElementTree is used.NFTc                    s$   |d u r  |||d}| |S N)target
forbid_dtdforbid_entitiesforbid_externalr   )sourceparserr6   r7   r8   )DefusedXMLParser_TreeBuilder_parser   r   parse\   s   
z(_generate_etree_functions.<locals>.parsec                    s&   |d u r  |||d}| ||S r4   r   )r9   Zeventsr:   r6   r7   r8   )r;   r<   
_iterparser   r   	iterparsef   s   z,_generate_etree_functions.<locals>.iterparsec                    s$     |||d}| |  | S r4   )Zfeedclose)textr6   r7   r8   r:   )r;   r<   r   r   
fromstringw   s   
z-_generate_etree_functions.<locals>.fromstring)NFTT)NNFTT)FTTr   )r;   r<   r=   r?   r>   r@   rC   r   )r;   r<   r?   r=   r   _generate_etree_functionsX   s   

rD   )r   r(   Zxml.parsers.expatZxmlversion_infoZPY3hasattrparsersZexpatImportError
ValueErrorr   r   r   r#   r%   r3   rD   r   r   r   r   <module>   s   