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� s z_ModuleLockManager.__exit__N)r r r r r r! r r r r r: � s r: c s� d } y t � � } Wn t k r+ Yn X| d k r� t d k rS t � � } n t � � } � f d d � } t j | | � t � <| S)Nc s t � =d S)N)� _module_locks)�_)r r r �cb� s z _get_module_lock.<locals>.cb)r@ r r% r9 r# �_weakref�ref)r r' rB r )r r r< � s r< c C sG t | � } t j � y | j � Wn t k r8 Yn X| j � d S)N)r< r= r> r3 r" r4 )r r' r r r �_lock_unlock_module� s rE c O s | | | � S)Nr )�fr �kwdsr r r �_call_with_frames_removed� s rH � verbosityr2 c G sK t j j | k rG | j d � s+ d | } t | j | � d t j �d S)N�#�import z# �file)rJ rK )r �flags�verbose� startswith�printr6 �stderr)�messagerI r r r r �_verbose_message� s rS c s# � f d d � } t | � � | S)Nc s7 | t j k r* t d j | � d | �� � | | � S)Nz {!r} is not a built-in moduler )r �builtin_module_names� ImportErrorr6 )r �fullname)�fxnr r �_requires_builtin_wrapper� s z4_requires_builtin.<locals>._requires_builtin_wrapper)r )rW rX r )rW r �_requires_builtin� s rY c s# � f d d � } t | � � | S)Nc s7 t j | � s* t d j | � d | �� � | | � S)Nz{!r} is not a frozen moduler )r= � is_frozenrU r6 )r rV )rW r r �_requires_frozen_wrapper� s z2_requires_frozen.<locals>._requires_frozen_wrapper)r )rW r[ r )rW r �_requires_frozen� s r\ c C sQ t | | � } | t j k rC t j | } t | | � t j | St | � Sd S)N)�spec_from_loaderr r �_exec�_load)r rV �spec�moduler r r �_load_module_shim s rb c # C s t | d d � } t | d � rG y | j | � SWn t k rF Yn Xy | j } Wn t k rh Yn X| d k r t | � Sy | j } Wn t k r� d } Yn Xy | j } Wn; t k r� | d k r� d j | � Sd j | | � SYn Xd j | | � Sd S)N� __loader__� module_repr�?z <module {!r}>z<module {!r} ({!r})>z<module {!r} from {!r}>) r r rd � Exception�__spec__�AttributeError�_module_repr_from_specr �__file__r6 )ra �loaderr` r �filenamer r r � _module_repr s. rm c @ s4 e Z d Z d d � Z d d � Z d d � Z d S)�_installed_safelyc C s | | _ | j | _ d S)N)�_modulerg �_spec)r ra r r r r 6 s z_installed_safely.__init__c C s& d | j _ | j t j | j j <d S)NT)rp � _initializingro r r r )r r r r r : s z_installed_safely.__enter__c G sy ze | j } t d d � | D� � rN y t j | j =Wqd t k rJ Yqd Xn t d | j | j � Wd d | j _ Xd S)Nc s s | ] } | d k Vq d S)Nr )r r r r r r D s z-_installed_safely.__exit__.<locals>.<genexpr>zimport {!r} # {!r}F) rp r r r r r rS rk rq )r r r` r r r r! A s z_installed_safely.__exit__N)r r r r r r! r r r r rn 4 s rn c @ s� e Z d Z d d d d d d d d � Z d d � Z d d � Z e d d � � Z e j d d � � Z e d d � � Z e d d � � Z e j d d � � Z d S)� ModuleSpec�originN� loader_state� is_packagec C sO | | _ | | _ | | _ | | _ | r0 g n d | _ d | _ d | _ d S)NF)r rk rs rt �submodule_search_locations� _set_fileattr�_cached)r r rk rs rt ru r r r r t s zModuleSpec.__init__c C s� d j | j � d j | j � g } | j d k rL | j d j | j � � | j d k rt | j d j | j � � d j | j j d j | � � S)Nz name={!r}z loader={!r}z origin={!r}z submodule_search_locations={}z{}({})z, ) r6 r rk rs �appendrv � __class__r �join)r r r r r r8 � s zModuleSpec.__repr__c C s� | j } yk | j | j k or | j | j k or | j | j k or | | j k or | j | j k or | j | j k SWn t k r� d SYn Xd S)NF)rv r rk rs �cached� has_locationrh )r �other�smslr r r �__eq__� s zModuleSpec.__eq__c C sU | j d k rN | j d k rN | j rN t d k r9 t � t j | j � | _ | j S)N)rx rs rw �_bootstrap_external�NotImplementedError� _get_cached)r r r r r| � s zModuleSpec.cachedc C s | | _ d S)N)rx )r r| r r r r| � s c C s. | j d k r# | j j d � d S| j Sd S)N�.r$ )rv r � rpartition)r r r r �parent� s zModuleSpec.parentc C s | j S)N)rw )r r r r r} � s zModuleSpec.has_locationc C s t | � | _ d S)N)�boolrw )r �valuer r r r} � s ) r r r r r8 r� �propertyr| �setterr� r} r r r r rr O s % rr rs ru c C s� t | d � rn t d k r! t � t j } | d k rF | | d | �S| rR g n d } | | d | d | �S| d k r� t | d � r� y | j | � } Wq� t k r� d } Yq� Xn d } t | | d | d | �S)N� get_filenamerk rv ru Frs )r r� r� �spec_from_file_locationru rU rr )r rk rs ru r� �searchr r r r] � s" r] c 5 C sv y | j } Wn t k r! Yn X| d k r2 | S| j } | d k ri y | j } Wn t k rh Yn Xy | j } Wn t k r� d } Yn X| d k r� | d k r� y | j } Wq� t k r� d } Yq� Xn | } y | j } Wn t k rd } Yn Xy t | j � } Wn t k r/d } Yn Xt | | d | �} | d k rWd n d | _ | | _ | | _ | S)Nrs FT) rg rh r rc rj �_ORIGIN� __cached__�list�__path__rr rw r| rv )ra rk rs r` r �locationr| rv r r r �_spec_from_module� sH r� �overrideFc ; C s6 | s t | d d � d k rC y | j | _ Wn t k rB Yn X| sa t | d d � d k r� | j } | d k r� | j d k r� t d k r� t � t j } | j | � } | j | _ y | | _ Wn t k r� Yn X| s� t | d d � d k r y | j | _ Wn t k r Yn Xy | | _ Wn t k rAYn X| s`t | d d � d k r�| j d k r�y | j | _ Wn t k r�Yn X| j r2| s�t | d d � d k r�y | j | _ Wn t k r�Yn X| s�t | d d � d k r2| j d k r2y | j | _ Wn t k r1Yn X| S)Nr rc � __package__r� rj r� )r r r rh rk rv r� r� �_NamespaceLoader�__new__�_pathrc r� r� rg r� r} rs rj r| r� )r` ra r� rk r� r r r �_init_module_attrs� s\ r� c C s� d } t | j d � r- | j j | � } n( t | j d � rU t j d t d d �| d k rp t | j � } t | | � | S)N� create_module� exec_modulezWstarting in Python 3.6, loaders defining exec_module() must also define create_module()� stacklevel� ) r rk r� � _warnings�warn�DeprecationWarningr r r� )r` ra r r r �module_from_spec: s r� c C s� | j d k r d n | j } | j d k r_ | j d k rI d j | � Sd j | | j � Sn2 | j r{ d j | | j � Sd j | j | j � Sd S)Nre z <module {!r}>z<module {!r} ({!r})>z<module {!r} from {!r}>z<module {!r} ({})>)r rs rk r6 r} )r` r r r r ri L s ri c C s� | j } t j � t | � �� t j j | � | k rY d j | � } t | d | �� | j d k r� | j d k r� t d d | j �� t | | d d �| St | | d d �t | j d � s� | j j | � n | j j | � Wd QRXt j | S)Nz module {!r} not in sys.modulesr zmissing loaderr� Tr� )r r= � acquire_lockr: r r r. r6 rU rk rv r� r � load_moduler� )r` ra r �msgr r r r^ ] s r^ c C s | j j | j � t j | j } t | d d � d k r` y | j | _ Wn t k r_ Yn Xt | d d � d k r� y8 | j | _ t | d � s� | j j d � d | _ Wn t k r� Yn Xt | d d � d k r� y | | _ Wn t k r� Yn X| S)Nrc r� r� r� r$ rg ) rk r� r r r r rc rh r r� r r� rg )r` ra r r r �_load_backward_compatiblev s( r� c C s� | j d k r+ t | j d � s+ t | � St | � } t | � �K | j d k rz | j d k r� t d d | j �� n | j j | � Wd QRXt j | j S)Nr� zmissing loaderr ) rk r r� r� rn rv rU r r� r r )r` ra r r r �_load_unlocked� s r� c C s/ t j � t | j � � t | � SWd QRXd S)N)r= r� r: r r� )r` r r r r_ � s r_ c @ s� e Z d Z e d d � � Z e d d d d � � Z e d d d � � Z e d d � � Z e d d � � Z e e d d � � � Z e e d d � � � Z e e d d � � � Z e e � Z d S)�BuiltinImporterc C s d j | j � S)Nz<module {!r} (built-in)>)r6 r )ra r r r rd � s zBuiltinImporter.module_reprNc C s: | d k r d St j | � r2 t | | d d �Sd Sd S)Nrs zbuilt-in)r= � is_builtinr] )�clsrV �path�targetr r r � find_spec� s zBuiltinImporter.find_specc C s) | j | | � } | d k r% | j Sd S)N)r� rk )r� rV r� r` r r r � find_module� s zBuiltinImporter.find_modulec C sC | j t j k r3 t d j | j � d | j �� t t j | � S)Nz {!r} is not a built-in moduler )r r rT rU r6 rH r= �create_builtin)r r` r r r r� � s z BuiltinImporter.create_modulec C s t t j | � d S)N)rH r= � exec_builtin)r ra r r r r� � s zBuiltinImporter.exec_modulec C s d S)Nr )r� rV r r r �get_code� s zBuiltinImporter.get_codec C s d S)Nr )r� rV r r r � get_source� s zBuiltinImporter.get_sourcec C s d S)NFr )r� rV r r r ru � s zBuiltinImporter.is_package)r r r � staticmethodrd � classmethodr� r� r� r� rY r� r� ru rb r� r r r r r� � s r� c @ s� e Z d Z e d d � � Z e d d d d � � Z e d d d � � Z e d d � � Z e d d � � Z e d d � � Z e e d d � � � Z e e d d � � � Z e e d d � � � Z d S)�FrozenImporterc C s d j | j � S)Nz<module {!r} (frozen)>)r6 r )�mr r r rd s zFrozenImporter.module_reprNc C s* t j | � r" t | | d d �Sd Sd S)Nrs �frozen)r= rZ r] )r� rV r� r� r r r r� s zFrozenImporter.find_specc C s t j | � r | Sd S)N)r= rZ )r� rV r� r r r r� s zFrozenImporter.find_modulec C s d S)Nr )r� r` r r r r� % s z FrozenImporter.create_modulec C s\ | j j } t j | � s6 t d j | � d | �� t t j | � } t | | j � d S)Nz{!r} is not a frozen moduler ) rg r r= rZ rU r6 rH �get_frozen_object�execr )ra r �coder r r r� ) s zFrozenImporter.exec_modulec C s t | | � S)N)rb )r� rV r r r r� 2 s zFrozenImporter.load_modulec C s t j | � S)N)r= r� )r� rV r r r r� ; s zFrozenImporter.get_codec C s d S)Nr )r� rV r r r r� A s zFrozenImporter.get_sourcec C s t j | � S)N)r= �is_frozen_package)r� rV r r r ru G s zFrozenImporter.is_package)r r r r� rd r� r� r� r� r� r� r\ r� r� ru r r r r r� s r� c @ s( e Z d Z d d � Z d d � Z d S)�_ImportLockContextc C s t j � d S)N)r= r� )r r r r r T s z _ImportLockContext.__enter__c C s t j � d S)N)r= r> )r �exc_type� exc_value� exc_tracebackr r r r! X s z_ImportLockContext.__exit__N)r r r r r! r r r r r� P s r� c C sX | j d | d � } t | � | k r4 t d � � | d } | rT d j | | � S| S)Nr� r2 z2attempted relative import beyond top-level packager$ z{}.{})�rsplit�len� ValueErrorr6 )r �package�level�bits�baser r r � _resolve_name] s r� c C s/ | j | | � } | d k r" d St | | � S)N)r� r] )�finderr r� rk r r r �_find_spec_legacyf s r� c C s* t j d k r) t j r) t j d t � | t j k } x� t j D]� } t � �Z y | j } Wn3 t k r� t | | | � } | d k r� wB Yn X| | | | � } Wd QRX| d k rB | r| t j k rt j | } y | j } Wn t k r| SYq X| d k r| S| SqB | SqB Wd Sd S)Nzsys.meta_path is empty) r � meta_pathr� r� � ImportWarningr r� r� rh r� rg ) r r� r� � is_reloadr� r� r` ra rg r r r � _find_speco s0 r� c C s� t | t � s* t d j t | � � � � | d k rB t d � � | d k r~ t | t � sl t d � � n | s~ t d � � | r� | d k r� t d � � d S)Nz module name must be str, not {}r$ zlevel must be >= 0z __package__ not set to a stringz6attempted relative import with no known parent packagezEmpty module name)� isinstance�str� TypeErrorr6 r r� rU )r r� r� r r r � _sanity_check� s r� zNo module named z{!r}c C s( d } | j d � d } | r� | t j k r; t | | � | t j k rU t j | St j | } y | j } Wn= t k r� t d j | | � } t | d | �d � Yn Xt | | � } | d k r� t t j | � d | �� n t | � } | r$t j | } t | | j d � d | � | S)Nr� r$ z; {!r} is not a packager r� ) r� r r rH r� rh �_ERR_MSGr6 rU r� r� r )r �import_r� r� � parent_moduler� r` ra r r r �_find_and_load_unlocked� s* r� c C s% t | � � t | | � SWd QRXd S)N)r: r� )r r� r r r �_find_and_load� s r� r$ c C s� t | | | � | d k r. t | | | � } t j � | t j k rT t | t � St j | } | d k r� t j � d j | � } t | d | �� t | � | S)Nr$ z(import of {} halted; None in sys.modulesr ) r� r� r= r� r r r� � _gcd_importr> r6 rU rE )r r� r� ra rR r r r r� � s r� c C s� t | d � r� d | k rS t | � } | j d � t | d � rS | j | j � x� | D]� } t | | � sZ d j | j | � } y t | | � WqZ t k r� } z/ t | � j t � r� | j | k r� wZ � WYd d } ~ XqZ XqZ W| S)Nr� �*�__all__z{}.{}) r r� �remove�extendr� r6 r rH rU r� rO �_ERR_MSG_PREFIXr )ra �fromlistr� �x� from_name�excr r r �_handle_fromlist� s" r� c C sH | j d � } | d k rD | d } d | k rD | j d � d } | S)Nr� r r� r� r$ )r. r� )�globalsr� r r r �_calc___package__ s r� c C s� | d k r t | � } n6 | d k r- | n i } t | � } t | | | � } | s� | d k rz t | j d � d � S| s� | St | � t | j d � d � } t j | j d t | j � | � Sn t | | t � Sd S)Nr$ r� )r� r� � partitionr� r r r r� ) r r� �localsr� r� ra �globals_r� �cut_offr r r � __import__ s #(r� c C s5 t j | � } | d k r+ t d | � � t | � S)Nzno built-in module named )r� r� rU r� )r r` r r r �_builtin_from_name5 s r� c C sJ | a | a t t � } x{ t j j � D]j \ } } t | | � r( | t j k r[ t } n t j | � r( t } n q( t | | � } t | | � q( Wt j t } xI d D]A } | t j k r� t | � } n t j | } t | | | � q� Wy t d � } Wn t k rd } Yn Xt | d | � t d � } t | d | � d S)Nr� r% rC )r� )r= r r r �itemsr� rT r� rZ r� r� r� r r� r rU ) � sys_module� _imp_module� module_typer ra rk r` � self_module� builtin_name�builtin_module� thread_module�weakref_moduler r r �_setup< s2 r� c C sW t | | � t j j t � t j j t � d d l } | a | j t j t � d S)Nr$ ) r� r r� ry r� r� �_frozen_importlib_externalr� �_installr r )r� r� r� r r r r� k s r� )2r� r r r r@ r- r5 r" r# r9 r: r< rE rH rS rY r\ rb rm rn rr r] �object� _POPULATEr� r� r� ri r^ r� r� r_ r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r �<module> s^ D $e -< IM ( # /
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