← Back
Editing: ElementPath.cpython-37.pyc
B � f=( � @ s� d dl Z e �d�Zd dd�Zdd� Zdd� Zd d � Zd d � Zd d� Zdd� Z dd� Z eeee ee d�Z i Z G dd� d�Z d dd�Zd dd�Zd!dd�Zd"d d �ZdS )#� Nz\('[^']*'|\"[^\"]*\"|::|//?|\.\.|\(\)|[/.*:\[\]\(\)@=])|((?:\{[^}]+\})?[^/\[\]\(\)@=\s]+)|\s+c c s� x�t �| �D ]�}|d }|r�|d dkr�d|kr�y6|�dd�\}}|sJt�|d d|| |f fV W q� tk r� td| �d �Y q�X q |V q W d S )N� r �{�:z{%s}%sz!prefix %r not found in prefix map)�xpath_tokenizer_re�findall�split�KeyError� SyntaxError)�pattern� namespaces�token�tag�prefixZuri� r �:/opt/alt/python37/lib64/python3.7/xml/etree/ElementPath.py�xpath_tokenizerI s r c C sF | j }|d krBi | _ }x(| j�� D ]}x|D ] }|||< q.W q$W |S )N)� parent_map�root�iter)�contextr �p�er r r �get_parent_mapW s r c s |d � � fdd�}|S )Nr c 3 s0 x*|D ]"}x |D ]}|j � kr|V qW qW d S )N)r )r �result�elemr )r r r �selectb s z prepare_child.<locals>.selectr )�nextr r r )r r � prepare_child` s r c C s dd� }|S )Nc s s x|D ]}|E d H qW d S )Nr )r r r r r r r j s z prepare_star.<locals>.selectr )r r r r r r � prepare_stari s r c C s dd� }|S )Nc s s |E d H d S )Nr )r r r r r r p s z prepare_self.<locals>.selectr )r r r r r r � prepare_selfo s r c s\ y | � }W n t k r d S X |d dkr2d� n|d sD|d � ntd��� fdd�}|S )Nr �*r zinvalid descendantc 3 s4 x.|D ]&}x |� � �D ]}||k r|V qW qW d S )N)r )r r r r )r r r r s z"prepare_descendant.<locals>.select)� StopIterationr )r r r r )r r �prepare_descendantt s r" c C s dd� }|S )Nc s sD t | �}i }x2|D ]*}||kr|| }||krd ||< |V qW d S )N)r )r r r Z result_mapr �parentr r r r � s z prepare_parent.<locals>.selectr )r r r r r r �prepare_parent� s r$ c sN g }g }x�y | � }W n t k r( d S X |d dkr8P |dkrBq |d rr|d d d� dkrrd|d dd� f}|�|d p�d� |�|d � q W d �|�}|d kr�|d ��fd d �}|S |d kr�|d �|d ���fdd �}|S |dk�r t�d|d ��s |d ��fdd �}|S |dk�sD|dk�rzt�d|d ��sz|d �|d ���rj��fdd �}n �fdd �}|S |dk�s�|dk�s�|dk�rB|dk�r�t|d �d � � dk �r2td��nl|d dk�r�td��|dk�r.yt|d �d � W n tk �r td��Y nX � d k�r2td ��nd� � fd d �}|S td ��d S ) Nr �])� r& r z'"�'����-r& z@-c 3 s& x |D ]}|� � �d k r|V qW d S )N)�get)r r r )�keyr r r � s z!prepare_predicate.<locals>.selectz@-='c 3 s& x |D ]}|� � ��kr|V qW d S )N)r* )r r r )r+ �valuer r r � s z\-?\d+$c 3 s& x |D ]}|� � �d k r|V qW d S )N)�find)r r r )r r r r � s z.='z-='c 3 s@ x:|D ]2}x,|� � �D ] }d�|�� ��kr|V P qW qW d S )Nr& )r �join�itertext)r r r r )r r, r r r � s c 3 s* x$|D ] }d� |�� �� kr|V qW d S )Nr& )r. r/ )r r r )r, r r r � s z-()z-()-z XPath position >= 1 expectedZlastzunsupported function� zunsupported expression���z)XPath offset from last() must be negativec 3 sb t | �}xT|D ]L}y.|| }t|�|j��}|� |kr>|V W q ttfk rX Y qX qW d S )N)r �listr r � IndexErrorr )r r r r r# Zelems)�indexr r r � s zinvalid predicate)r! �appendr. �re�match�intr � ValueError)r r Z signatureZ predicater r )r4 r+ r r, r �prepare_predicate� sl & r: )r& r �.z..z//�[c @ s e Zd ZdZdd� ZdS )�_SelectorContextNc C s || _ d S )N)r )�selfr r r r �__init__ s z_SelectorContext.__init__)�__name__� __module__� __qualname__r r? r r r r r= � s r= c C sj ||d krd nt t|�� ��f}|dd � dkr8|d }y t| }W n� tk �r< tt�dkrjt�� |d d� dkr�td��tt ||��j }y |� }W n t k r� d S X g }xxy |� t |d ||�� W n t k r� td�d �Y nX y |� }|d dk�r|� }W q� t k �r* P Y q�X q�W |t|< Y nX | g}t| �}x|D ]} | ||�}�qRW |S ) Nr( �/r �d r z#cannot use absolute path on elementr z invalid path)�tuple�sorted�items�_cacher �len�clearr r r �__next__r! r5 �opsr= ) r �pathr Z cache_keyZselectorr r r r r r r r �iterfind sD rN c C s t t| ||�d �S )N)r rN )r rM r r r r r- 2 s r- c C s t t| ||��S )N)r2 rN )r rM r r r r r 8 s r c C s4 yt t| ||��} | jpdS tk r. |S X d S )Nr& )r rN �textr! )r rM �defaultr r r r �findtext> s rQ )N)N)N)N)NN)r6 �compiler r r r r r r" r$ r: rL rH r= rN r- r rQ r r r r �<module>; s, b )
Save File
Cancel