Your IP : 18.218.108.8
�
e fq � @ s� d Z d d l Z d d l Z d d l Z d d d g Z d d d � Z i a d d � Z d d d � Z d d
d � Z d d d � Z
d S)
z�Cache lines from Python source files.
This is intended to read lines from modules imported -- hence if a filename
is not found, it will look down the module search path for a file by
that name.
� N�getline�
clearcache�
checkcachec C sE t | | � } d | k o, t | � k n r= | | d Sd Sd S)N� � )�getlines�len)�filename�lineno�module_globals�lines� r
�./opt/alt/python34/lib64/python3.4/linecache.pyr s " c C s
i a d S)zClear the cache entirely.N)�cacher
r
r
r r s c C sM | t k r t | d Sy t | | � SWn t k
rH t � g SYn Xd S)z�Get the lines for a Python source file from the cache.
Update the cache if it doesn't contain an entry for this file already.� N)r � updatecache� MemoryErrorr )r r r
r
r r " s
r c C s� | d k r! t t j � � } n | t k r9 | g } n d Sx� | D]� } t | \ } } } } | d k rr qD n y t j | � } Wn t k
r� t | =wD Yn X| | j k s� | | j k rD t | =qD qD Wd S)zUDiscard cache entries that are out of date.
(This is not checked upon each call!)N)�listr �keys�os�stat�OSError�st_size�st_mtime)r � filenames�size�mtimer �fullnamer r
r
r r 0 s
c " C s_ | t k r t | =n | s; | j d � r? | j d � r? g S| } y t j | � } Wnkt k
r�| } | r3d | k r3| j d � } | d } t | d d � } | r3| r3y | | � } Wn t t f k
r� Yq0X| d k r� g St | � d d d � | j
� D� | f t | <t | d Sq3n t j j | � rIg Sxu t
j D]f } y t j j | | � } Wn t t f k
r�wSYn Xy t j | � } PWqSt k
r�YqSXqSWg SYn Xy( t j | � � }
|
j � } Wd QXWn t k
rg SYn X| r2| d j d � r2| d
d 7<n | j | j } }
| |
| | f t | <| S)z�Update a cache entry and return its list of lines.
If something's wrong, print a message, discard the cache entry,
and return an empty list.�<�>�
__loader__�__name__�
get_sourceNc S s g | ] } | d � q S)�
r
)�.0�liner
r
r �
<listcomp>k s z updatecache.<locals>.<listcomp>r r r# ���r' )r �
startswith�endswithr r r �get�getattr� ImportErrorr �
splitlines�path�isabs�sys�join� TypeError�AttributeError�tokenize�open� readlinesr r )r r r r �basename�name�loaderr" �data�dirname�fpr r r r
r
r r I s\
%
#
r ) �__doc__r0 r r4 �__all__r r r r r r r
r
r
r �<module> s