a
lj9 @ s| d dl Z d dlZd dlmZ ddlmZ ddlmZ ze W n e yV e
e fZY n0 dd Z G dd d eZ
d
d ZdS ) N)dedent ) BaseCache)CacheControllerc C s t j}|t jt jB O }tt dr*|t jO }tt dr>|t jO }zt | W n tt fyb Y n0 t
| ||}zt |dW S t | Y n0 d S )N
O_NOFOLLOWO_BINARYwb)
osO_WRONLYO_CREATO_EXCLhasattrr r removeIOErrorOSErroropenfdopenclose)filenameZfmodeflagsfd r N/usr/lib/python3.9/site-packages/pip/_vendor/cachecontrol/caches/file_cache.py_secure_open_write s
r c @ sB e Zd ZdddZedd Zd d
Zd d Zd
d Zdd Z dS ) FileCacheF Nc
C s |d ur|d urt dz ddlm} ddlm} W n" tyV td} t| Y n0 |rb|}n |d u rn|}|| _|| _|| _ || _
|| _ d S )Nz/Cannot use use_dir_lock and lock_class togetherr )LockFile)
MkdirLockFilez
NOTE: In order to use the FileCache you must have
lockfile installed. You can install it via pip:
pip install lockfile
)
ValueErrorZlockfiler Zlockfile.mkdirlockfiler ImportErrorr directoryforeverfilemodedirmode
lock_class)
selfr! r" r# r$ Z use_dir_lockr% r r Znoticer r r __init__: s&
zFileCache.__init__c C s t | S N)hashlibZsha224encodeZ hexdigest)xr r r r* a s zFileCache.encodec C s6 | |}t|d d |g }tjj| jg|R S )N )r* listr pathjoinr! )r& nameZhashedpartsr r r _fne s
z
FileCache._fnc C s\ | |}z8t|d}| W d W S 1 s60 Y W n tyV Y d S 0 d S )Nrb)r2 r readFileNotFoundError)r& keyr0 fhr r r getl s
, z
FileCache.getc C s | |}zttj|| j W n ttfy: Y n0 | |H}t |j| j
}| | W d n1 sv0 Y W d n1 s0 Y d S r( ) r2 r makedirsr. dirnamer$ r r r% r r# write)r& r6 valuer0 lockr7 r r r setu s
z
FileCache.setc C s6 | |}| js2zt| W n ty0 Y n0 d S r( )r2 r" r r r5 )r& r6 r0 r r r delete s
zFileCache.delete)Fr r NN)
__name__
__module__ __qualname__r' staticmethodr* r2 r8 r> r? r r r r r 8 s
'
r c C s t | }||S )z\Return the file cache path based on the URL.
This does not ensure the file exists!
)r Z cache_urlr2 )urlZ filecacher6 r r r url_to_file_path s
rE )r) r textwrapr cacher Z
controllerr r5 NameErrorr r r r rE r r r r s )T