3
|��\� � @ s� d Z ddlZddlZejd dkZeejjd�s8e d��G dd� de
�Z G dd � d e �Z G d
d � d e �Z
G d d
� d
e �ZG dd� de �Zdd� Zdd� ZdS )z1Common constants, exceptions and helpe functions
� N� Z ParserCreateZpyexpatc @ s e Zd ZdZdd� ZdS )�DefusedXmlExceptionzBase exception
c C s t | �S )N)�str)�self� r � /usr/lib/python3.6/common.py�__repr__ s z DefusedXmlException.__repr__N)�__name__�
__module__� __qualname__�__doc__r r r r r r s r c s( e Zd ZdZ� fdd�Zdd� Z� ZS )� DTDForbiddenz*Document type definition is forbidden
c s$ t t| �j� || _|| _|| _d S )N)�superr
�__init__�name�sysid�pubid)r r r r )� __class__r r r s zDTDForbidden.__init__c C s d}|j | j| j| j�S )Nz7DTDForbidden(name='{}', system_id={!r}, public_id={!r}))�formatr r r )r �tplr r r �__str__$ s zDTDForbidden.__str__)r r
r r r r �
__classcell__r r )r r r
s r
c s( e Zd ZdZ� fdd�Zdd� Z� ZS )�EntitiesForbiddenz#Entity definition is forbidden
c s6 t t| �j� || _|| _|| _|| _|| _|| _d S )N) r r r r �value�baser r �
notation_name)r r r r r r r )r r r r - s zEntitiesForbidden.__init__c C s d}|j | j| j| j�S )Nz<EntitiesForbidden(name='{}', system_id={!r}, public_id={!r}))r r r r )r r r r r r 6 s zEntitiesForbidden.__str__)r r
r r r r r r r )r r r ) s r c s( e Zd ZdZ� fdd�Zdd� Z� ZS )�ExternalReferenceForbiddenz1Resolving an external reference is forbidden
c s* t t| �j� || _|| _|| _|| _d S )N)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| j�S )Nz8ExternalReferenceForbidden(system_id='{}', public_id={}))r r r )r r r r r r F s z"ExternalReferenceForbidden.__str__)r r
r r r r r r r )r r r ; s r c @ s e Zd ZdZdS )�NotSupportedErrorz#The operation is not supported
N)r r
r r r r r r r K s r c C sj | j }t|i i dg� tj| }tt|��}x8t| �j� D ](\}}|jd�s:||krVq:t |||� q:W |S )N�*�_)
Z
__origin__�
__import__�sys�modules�set�dir�vars�items�
startswith�setattr)Z defused_modZ stdlib_nameZ
stdlib_modZ stdlib_namesr �objr r r �_apply_defusingP s
r+ c s> d
� ��fdd� }d � ��fdd� }d � �fdd � }|||fS )
zdFactory for functions needed by etree, dependent on whether
cElementTree or ElementTree is used.NFTc s$ |d kr� �� |||d�}�| |�S )N)�target�
forbid_dtd�forbid_entities�forbid_externalr )�source�parserr- r. r/ )�DefusedXMLParser� _TreeBuilder�_parser r �parsea s z(_generate_etree_functions.<locals>.parsec s& |d kr� �� |||d�}�| ||�S )N)r, r- r. r/ r )r0 Zeventsr1 r- r. r/ )r2 r3 �
_iterparser r � iterparsek s z,_generate_etree_functions.<locals>.iterparsec s$ � �� |||d�}|j | � |j� S )N)r, r- r. r/ )Zfeed�close)�textr- r. r/ r1 )r2 r3 r r �
fromstring| s
z-_generate_etree_functions.<locals>.fromstring)NFTT)NNFTT)FTTr )r2 r3 r4 r6 r5 r7 r: r )r2 r3 r6 r4 r �_generate_etree_functions] s
r; )r r" Zxml.parsers.expatZxml� version_infoZPY3�hasattrZparsersZexpat� ImportError�
ValueErrorr r
r r r r+ r; r r r r �<module> s