o i0@sddlZddlZddlZddlZddlmZddlmZddlmZddlZddl Z GdddZ GdddZ Gd d d Z Gd d d ZGd ddZeZdS)N)ImportBackendError)OperationNotSupportedError)BackendResolutionErrorc@sNeZdZdddZddZddZdd Zd d Zd d ZddZ ddZ dS)InvalidBackendrcCs||_||_||_dSN)namemessagepriority)selfrrr r N/home/ubuntu/.local/lib/python3.10/site-packages/einx/_src/frontend/backend.py__init__ s zInvalidBackend.__init__cCsdS)NFr )r tensorr r r is_supported_tensorz"InvalidBackend.is_supported_tensorcC t|jrrr)r rr r r __getattr__ zInvalidBackend.__getattr__cCrrrr r r r raise_on_import_failurerz&InvalidBackend.raise_on_import_failurecCt|Sridrr r r __hash__zInvalidBackend.__hash__cC||uSrr r otherr r r __eq__rzInvalidBackend.__eq__cCt|tdSrUseregistry __enter__rr r r r$!zInvalidBackend.__enter__cGt|tj|dSrr"r#__exit__r argsr r r r($zInvalidBackend.__exit__N)r) __name__ __module__ __qualname__r rrrrrr$r(r r r r r s  rc@sDeZdZddZddZddZddZd d Zd d Zd dZ dS)BackendcCs.||_||_||_||_||_||_||_dSr)opsrr optimizationscompilerr get_shape)r r0rr r1r2rr3r r r r )s zBackend.__init__cs:fdd}jvrtj|}|S|_|S)Ncs4jvrtdjdj|i|S)Nz# operation is not supported by the z backend.)r0rr)r*kwargsrr r r op3s zBackend.__getattr__..op)r0 functoolswrapsr,)r rr6r r5r r2s  zBackend.__getattr__cCsdSrr rr r r r?rzBackend.raise_on_import_failurecCrrrrr r r rBrzBackend.__hash__cCrrr rr r r rErzBackend.__eq__cCr rr!rr r r r$Hr%zBackend.__enter__cGr&rr'r)r r r r(Kr+zBackend.__exit__N) r,r-r.r rrrrr$r(r r r r r/(s   r/c@s$eZdZddZddZddZdS)r"cCs||_||_dSr)backendr#)r r9r#r r r r Ps z Use.__init__cC|j|jdSr)r#enterr9rr r r r$Tr%z Use.__enter__cCr:r)r#exitr9)r exc_type exc_value tracebackr r r r(Wr%z Use.__exit__N)r,r-r.r r$r(r r r r r"Os r"c@seZdZd&ddZddZddZdd Zd d Zd d Zd&ddZ d&ddZ d'ddZ ddZ ddZ ddZddZddZddZd(d d!Zd"d#Zd$d%ZdS))BackendRegistryStateNcCst|_i|_g|_i|_i|_g|_|durC|j|j|j|j|j|j|j|j|j|j|j|jdSdSr) setseen_module_namesuninitialized_backendsbackendstensortypes_to_backendname_to_backend use_stackupdateextend)r stater r r r \szBackendRegistryState.__init__cCsXdd|jD}t|dkr(d}|D]}|d|jd7}||jd7}q|Sd}|S) NcSsg|] }t|tr|qSr ) isinstancer.0r9r r r lzABackendRegistryState._invalid_backend_reasons..rz3 The following backends could not be initialized: z ############################ z ############################  )rDlenrr)r invalid_backendsrr9r r r _invalid_backend_reasonsks z-BackendRegistryState._invalid_backend_reasonsc CsLz|}Wntyt|d|d|dt}Ynw||dS)NzFailed to import backend "z" for module "z" due to the following error: ) Exceptionrr? format_exc _register)r module_name backend_namebackend_factoryr9r r r _run_factoryvs  z!BackendRegistryState._run_factorycCs2t|ttBs td|j|||j|j<dS)Nz9Backend must be an instance of Backend or InvalidBackend.)rKr/r ValueErrorrDappendrFrr r9r r r rWs zBackendRegistryState._registercCsH|tjvr||||dS||jvrg|j|<|j|||fdSr)sysmodulesr[rCr]r rXrYrZr r r _register_on_imports   z(BackendRegistryState._register_on_importcs|drdSd|d<tfddtjDrGfddtjD}|D]"}j||jvrDj|D] \}}|||q4j|=q"dSdS)NrFTc3s|]}|jvVqdSrrBrMrXrr r sz:BackendRegistryState._check_new_imports..csg|] }|jvr|qSr rcrdrr r rNrOz;BackendRegistryState._check_new_imports..)anyr_r`rBaddrCr[)r has_checkednew_module_namesnew_module_namerYrZr rr _check_new_importss  z'BackendRegistryState._check_new_importscstdd|D}|jvrj|gSdurdgfddt}|D] }||q(t|}tdd|DrEdg}t|dkr]td d|Dfd d |D}t|dkrj|d j|<|S) Ncss|]}t|VqdSr)typerMrr r r resz7BackendRegistryState._get_by_tensors..Fcs>fddjD}t|dkr|S}|rSgS)Ncsg|] }|r|qSr )rrLrr r rNrOzPBackendRegistryState._get_by_tensors.._get_by_tensor..r)rDrRrk)rrDchanged)_get_by_tensorhas_checked_new_importsr rnr rps  z._get_by_tensorcss4|]}t|ttBtBtjBtjBtjBVqdSr)rKfloatintboolnpfloatingintegerbool_rmr r r res2numpycss|]}|jVqdSrr rLr r r rescsg|] }|jkr|qSr r{rL) max_priorityr r rNrOz8BackendRegistryState._get_by_tensors..r) tuplerErArHlistall _get_by_namerRmax)r tensorsrq tensortypesrDrr )rprqr|r r _get_by_tensorss$      z$BackendRegistryState._get_by_tensorscCsb||jvr+|dur dg}||}|r||jvr+td|dt|j||j|S)NFzBackend with name z/ not found. Currently registered backends are: )rFrkr\r~keysrTget)r rrqror r r rs    z!BackendRegistryState._get_by_namecCs|durg}t|ttBr|S|durdg}t|tr!|||St|jdkr-|jdS|dur5td|||}t|dkrE|dSt|dkrZt dd dd |Dd d d d |D}|| 7}t |) NFrz=Backend must be either a Backend instance, a string, or None.rzaFailed to determine which backend to use for this operation: - The 'backend' parameter is not specified. - No global default backend is specified using 'with backend:'. - Multiple registered backends with same priority match the tensor types of the arguments: z, cSsg|]}|jqSr )rrLr r r rNsz-BackendRegistryState._get..zFailed to determine which backend to use for this operation: - The 'backend' parameter is not specified. - No global default backend is specified using 'with backend:'. - No registered backends match the tensor types of the arguments: cSsg|]}tt|qSr )strrl)rMtr r r rNs) rKr/rrrrRrGr\rrjoinrT)r r9rrqrDrr r r _gets6        zBackendRegistryState._getcCs|j|dSr)rGr]r^r r r _enterszBackendRegistryState._entercCs(t|jdt|ks J|jdS)Nr)rrGpopr^r r r _exitszBackendRegistryState._exitcCt|}|||Sr)r@rWr r9 new_stater r r register  zBackendRegistryState.registercCst|}|||||Sr)r@rb)r rXrYrZrr r r register_on_importsz'BackendRegistryState.register_on_importcCt|}||}||fSr)r@r)r rrrDr r r get_by_tensors z#BackendRegistryState.get_by_tensorscCrr)r@r)r rrr9r r r get_by_namerz BackendRegistryState.get_by_namecCst|}|||}||fSr)r@r)r r9rrr r r r s zBackendRegistryState.getcCrr)r@rrr r r r;%rzBackendRegistryState.entercCrr)r@rrr r r r<*rzBackendRegistryState.exitr)NNNNN)r,r-r.r rTr[rWrbrkrrrrrrrrrrr;r<r r r r r@[s&     ( .  r@c@sNeZdZddZddZddZddZd d Zdd d ZddZ ddZ d S)BackendRegistrycCst|_t|_dSr)r@rJ threadingLockuse_lockrr r r r 1szBackendRegistry.__init__cCs|j||_dSr)rJrr^r r r r5r%zBackendRegistry.registercCs|j||||_dSr)rJrrar r r r8sz"BackendRegistry.register_on_importcC|j|\|_}|Sr)rJr)r rrDr r r r;zBackendRegistry.get_by_tensorscCrr)rJr)r rr9r r r r?rzBackendRegistry.get_by_nameNcCs|j||\|_}|Sr)rJr)r r9rr r r rCszBackendRegistry.getcC:|j|j||_WddS1swYdSr)rrJr;r^r r r r;G"zBackendRegistry.entercCrr)rrJr<r^r r r r<KrzBackendRegistry.exitr) r,r-r.r rrrrrr;r<r r r r r0s  r)r_r?typesreinx._src.frontend.errorsrrrr7ryrurr/r"r@rr#r r r r s    ' V