]S* @ s d d l m Z d d l m Z d d l m Z d d l m Z d d l m Z d d l m Z m Z d d l m
Z
d d l m Z d d l m Z d d
l m
Z
d d l m Z d d
l Z d d
l Z d d
l Z d d
l Z d d Z d
d d Z d
d d Z e d d Z d d Z d d Z d d Z Gd d d e j Z Gd d d e j Z Gd d! d! e j Z d
S)" )abc)module_from_spec)
_resolve_name)spec_from_loader)
_find_spec) MAGIC_NUMBER_BACKCOMPAT_MAGIC_NUMBER)cache_from_source)
decode_source)source_from_cache)spec_from_file_location )contextmanagerNc C sv | j d s | S| s. t d j | d } x% | D] } | d k rN P| d 7} q; Wt | | d | | S)N.z,{!r} is not a relative name (no leading dot)r
r )
startswith
ValueErrorformatr )namepackagelevel character r )/opt/alt/python35/lib64/python3.5/util.py resolve_name s
r c C s | t j k r t | | St j | } | d k r9 d Sy
| j } Wn* t k
rr t d j | d Yn& X| d k r t d j | | Sd S)Nz{}.__spec__ is not setz{}.__spec__ is None)sysmodulesr __spec__AttributeErrorr r )r pathmodulespecr r r _find_spec_from_path# s
r! c C s | j d r t | | n | } | t j k r | j d d } | rq t | d d g } t | | j St | d Sn| t j | } | d k r d Sy
| j } Wn* t k
r t
d j | d Yn& X| d k r t
d j | | Sd S)Nr r
fromlist__path__z{}.__spec__ is not setz{}.__spec__ is None) r r r r
rpartition
__import__r r# r r r r )r r fullname parent_nameparentr r r r r find_specB s" $
r) c c s | t j k } t j j | } | sO t t | } d | _ | t j | <zK y | VWn; t k
r | s y t j | =Wn t k
r Yn XYn XWd d | _ Xd S)NTF)r r gettype__initializing__ ExceptionKeyError)r is_reloadr r r r _module_to_loadj s
r0 c s% t j f d d } | S)Nc su t j d t d d | | } t | d d d k rq | j | _ t | d sq | j j d d | _ | S)Nz7The import system now takes care of this automatically.
stacklevel __package__r# r r
)warningswarnDeprecationWarninggetattr__name__r3 hasattrr$ )argskwargsr )fxnr r set_package_wrapper s
z(set_package.<locals>.set_package_wrapper) functoolswraps)r< r= r )r< r set_package s !
r@ c s% t j f d d } | S)Nc sM t j d t d d | | | } t | d d d k rI | | _ | S)Nz7The import system now takes care of this automatically.r1 r2
__loader__)r4 r5 r6 r7 rA )selfr: r; r )r< r r set_loader_wrapper s
z&set_loader.<locals>.set_loader_wrapper)r> r? )r< rC r )r< r
set_loader s !rD c s; t j d t d d t j f d d } | S)Nz7The import system now takes care of this automatically.r1 r2 c s t | y } | | _ y | j | } Wn t t f k
rE Yn) X| rX | | _ n | j d d | _ | | | | SWd QRXd S)Nr r
)r0 rA
is_package ImportErrorr r3 r$ )rB r& r: r; r rE )r< r r module_for_loader_wrapper s z4module_for_loader.<locals>.module_for_loader_wrapper)r4 r5 r6 r> r? )r< rG r )r< r module_for_loader s
!rH c @ s e Z d Z d S)_ModuleN)r8
__module__ __qualname__r r r r rI s rI c @ s( e Z d Z d d Z d d Z d S) _LazyModulec C s t | _ | j j } | j j } | j } i } x] | j D]O \ } } | | k rb | | | <q= t | | t | | k r= | | | <q= W| j j j | | t
j k r t | t t
j | k r d } t | j
| | j j | t | | S)NzDmodule object for {!r} substituted in sys.modules during a lazy load)rI __class__r r loader_state__dict__itemsidloader exec_moduler r r r updater7 ) rB attr
original_name
attrs_then attrs_now
attrs_updatedkeyvaluemsgr r r __getattribute__ s"
z _LazyModule.__getattribute__c C s | j | t | | d S)N)r] delattr)rB rU r r r __delattr__ s
z_LazyModule.__delattr__N)r8 rJ rK r] r_ r r r r rL s "rL c @ sX e Z d Z e d d Z e d d Z d d Z d d Z d d
Z d S)
LazyLoaderc C s t | d s t d d S)NrS z loader must define exec_module())r9 TypeError)rR r r r __check_eager_loader s z LazyLoader.__check_eager_loaderc s j f d d S)Nc s | | S)Nr )r: r; )clsrR r r <lambda> s z$LazyLoader.factory.<locals>.<lambda>) _LazyLoader__check_eager_loader)rc rR r )rc rR r factory s
zLazyLoader.factoryc C s | j | | | _ d S)N)re rR )rB rR r r r __init__ s
zLazyLoader.__init__c C s
t | j S)N)rI r )rB r r r r
create_module s zLazyLoader.create_modulec C s= | j | j _ | j | _ | j j | j _ t | _ d S)N)rR r rA rO copyrN rL rM )rB r r r r rS s zLazyLoader.exec_moduleN)
r8 rJ rK staticmethodre classmethodrf rg rh rS r r r r r` s
r` ) r
_bootstrapr r r r _bootstrap_externalr r r r
r r
contextlibr r> r typesr4 r r! r) r0 r@ rD rH
ModuleTyperI rL Loaderr` r r r r <module> s0 ( '.