i TUddlZddlZddlZddlZddlmZddlmZddlm Z m Z m Z m Z m Z mZmZmZmZmZmZmZmZmZddlZddlmZmZmZmZmZddlmZddl m!Z!dd l"m#Z#dd l$m%Z%m&Z&m'Z'm(Z(m)Z)ed Z*ed Z+ed dZ,ediZ-ee.e/d<d$dZ0Gdde e*e+fZ1ejdde de de3de1de4f dZ5ejdde de de3de1de f dZ6ede1Z7de7de e3e e3e ffde7fdZ8dgfde7de9de7fd Z:de1d!e e1ge7fde7fd"Z;gd#Zee<ddfd?Z>d;e;de!e_refsr<r=r?N)r9dimsparamslayersshimsattrsrefsr6forwardrArBrCrDrErFcz||_|tt|}t|d|t|d|| | n t |_t |_t||_ t||_ t| |_ t||_ t||_tj 5txj"dz c_tj"|_dddi|_|j)D])\}} d|j&|<| |j+|| +y#1swYMxYw)zInitialize a new model.Nr8r9r)r5rr0setattrrr6rr:dictr;r>r@listr<r=r$r4r3r7r?items set_param) selfr5rGr9rArBrCrDrErFr6values r/__init__zModel.__init__Us <:t,Dgw'fd#/3/@"} $Z 5k $Z F| 5k  ! ! & OOq OooDG &!<<> ,KD%%)D  T " tU+ ,  & &s 6/D11D:r)c|jS)zmA list of child layers of the model. You can append to it to add layers but not reassign it. )r<rNs r/rCz Model.layers|s ||r1c|jSr+)r=rRs r/rDz Model.shimss {{r1c|jS)zfA dict of the model's attrs. 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FNT)r?r[s r/ has_paramzModel.has_params, t'' '   d # /r1c&||jvrtd|d|jd|jj |j |std|d|jd|jj |j |S)z%Retrieve a weights parameter by name.zUnknown param: 'rnrwz Parameter 'z' has not been allocated yet.)r?rpr5r:rr7 get_paramr[s r/rzModel.get_params t'' '-dV= 2NO O||%%dggt4dV= ;XY ||%%dggt44r1cJ|j|r|j|SdS)z.Retrieve a weights parameter by name, or None.N)rrr[s r/maybe_get_paramzModel.maybe_get_params!'+~~d';t~~d#EEr1c|d|j|<y|jj|j||d|j|<y)z Set a weights parameter's value.NT)r?r:rMr7rNr5rOs r/rMzModel.set_paramsA =%)D  T " LL " "477D% 8%)D  T "r1cN|jj|j|S)z@Check whether the model has a non-zero gradient for a parameter.)r:rZr7r[s r/rZzModel.has_grad||$$TWWd33r1cN|jj|j|S)zGet a gradient from the model.)r:get_gradr7r[s r/rzModel.get_gradrr1cR|jj|j||y)z#Set a gradient value for the model.N)r:set_gradr7rs r/rzModel.set_grad dggtU3r1cJ|j|r|j|SdS)z%Retrieve a gradient by name, or None.N)rZrr[s r/maybe_get_gradzModel.maybe_get_grads!&*mmD&9t}}T"CtCr1cR|jj|j||y)z1Increment the gradient of a parameter by a value.N)r:inc_gradr7rs r/rzModel.inc_grad rr1cB||jvry|j|yy)zCheck whether the model has a reference of a given name. 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Returns a boolean indicating whether the replacement was made.FrrT)rKrr<rarr)rNrrrrrr5s r/ replace_nodezModel.replace_nodes 45 0Ds{AE  7<5Cr\rrr#) rNrrBr5 copied_layersr copied_layer copied_shimsr copied_shimcopieds r/rz Model._copys <D$$ RD37>>$3G4>>$/TF4L R&( [[ 3E%yD $$T%bi%AB${{40 ".RY$$\2  3 JJ 1D$x4##DtBtH~$>?"iik !,RX##K0  1$) II JJ==(tzz*-- ,  $ OO >D OOD$--"5":":"< = >E6""r1gpu_idcddl}|jjj|5|j t dddy#1swYyxYw)z)Transfer the model to a given GPU device.rN)cupy.cuda.devicecudadeviceDevice_to_opsr)rNrcupys r/to_gpuz Model.to_gpus@ YY   $ $V , $ LL # $ $ $s A  Ac6|jty)zTransfer the model to CPU.N)rrrRs r/to_cpuz Model.to_cpus XZ r1c |jD]}||_|jD]}|j|r0|j ||j |j ||j|sV|j||j |j||jD](}|j|j|j*y)z Common method for to_cpu/to_gpu.N)rr6rXrrM asarray_frrZrrrD to_device device_type device_id)rNr6rr5rs r/rz Model._to_opssIIK ?DDH(( L>>$'NN4t~~d7K)LM==&MM$ dmmD6I(JK  L   ?s > ? ?r1c|j}t|jjd}t t ||}t j|S)aaSerialize the model to a bytes representation. 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Serialization should round-trip identically, i.e. the same dict should result from loading and serializing a model. )nodesrErBrDNzCannot get references: r)indexr5rArFrErDrB)rKr enumerater7rarrrrqr^rkrtr5rErLserialize_attr TypeErrorrDr rXrrr rr)rNrrir node_to_irF invalid_refsr5rrAdimrErOrrBs r/rz Model.to_dict;st*,bBQSTTYY[! 09/?@GAtTWWaZ@ @ ' GAt-/D&(L 2||D)!%DJ,,t,Cvv*%.svv%6T $++D1 2 #:<.!IJJD~~ M15c1BDLL-S  M L  TYYdK # ( 'DE#zz//1  e"0tT"JE$K  L   & ' JD L  TZZ HT H I J )D46F(( (>>$'#'(:DNN4>r1cd|jjvr td|jjd||S)z-Apply the function bound to the '-' operator.-zUndefined operator: -r@rAs r/__sub__z Model.__sub__rCr1cd|jjvr td|jjd||S)z-Apply the function bound to the '*' operator.*zUndefined operator: *r@rAs r/__mul__z Model.__mul__rCr1cd|jjvr td|jjd||S)z-Apply the function bound to the '@' operator.@zUndefined operator: @r@rAs r/ __matmul__zModel.__matmul__rCr1cd|jjvr td|jjd||Sz-Apply the function bound to the '/' operator./zUndefined operator: /r@rAs r/__div__z Model.__div__ rCr1cd|jjvr td|jjd||SrNr@rAs r/ __truediv__zModel.__truediv__rCr1cd|jjvr td|jjd||S)z.Apply the function bound to the '//' operator.z//zUndefined operator: //r@rAs r/ __floordiv__zModel.__floordiv__H t..224 445 52t&&**,T24??r1cd|jjvr td|jjd||S)z-Apply the function bound to the '%' operator.%zUndefined operator: %r@rAs r/__mod__z Model.__mod__rCr1c d|jjvr td|jjd||S)z.Apply the function bound to the '**' operator.z**zUndefined operator: **r@)rNr=r.s r/__pow__z Model.__pow__"rUr1cd|jjvr td|jjd||S)z.Apply the function bound to the '<<' operator.z<>' operator.z>>zUndefined operator: >>r@rAs r/ __rshift__zModel.__rshift__.rUr1cd|jjvr td|jjd||S)z-Apply the function bound to the '&' operator.&zUndefined operator: &r@rAs r/__and__z Model.__and__4rCr1cd|jjvr td|jjd||S)z-Apply the function bound to the '^' operator.^zUndefined operator: ^r@rAs r/__xor__z Model.__xor__:rCr1cd|jjvr td|jjd||S)z-Apply the function bound to the '|' operator.|zUndefined operator: |r@rAs r/__or__z Model.__or__@rCr1)NN)F)rr$r)Nr+)r)N)k__name__ __module__ __qualname____doc__r3int__annotations__ threadingLockr4r&rdrrrrrr r rrry __slots__rr rrrrPpropertyrCrDrErrXr\r^ra classmethodrcontextmanagerrirkrtrrrrrrMrZrrrrrrrrr!r"rrrrrrrr rrrrrrrr#rrrrrbytesr rrrr"r&r!r7r6r9rBrFrIrLrPrRrTrXrZr\r^rardrgr,r1r/r$r$1s/9Is%3Y^^%5NINN5* I H G O N  Xc]" ## '] J cNc8D>)** I($()+02$& "-/26%,%,%, x %, 3 %& %,S(8,,-%,!%,Dz%,CH~%,3))*%,eHg-. /%,NW  tDztCH~ .U38_..QE#s(OQQ(5c?(((5c?(( ,c8m)< , , C HTN  C C ?D!C!!t!! 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You can register custom deserializers using the @deserialize_attr.register decorator with the type to deserialize, e.g.: @deserialize_attr.register(MyCustomObject). )rrrws r/r)r)Prxr1_ModelTmappingc|jD]V}|j|vs||j}|jD]#\}}||jvs||j|<%X|S)zWalk over the model's nodes, changing the value of attributes using the provided mapping, which maps node names to attr names to attr values. )rr5rLrE)r(r{rrEr,rOs r/change_attr_valuesr}\sm - 99 DII&E${{} - e4::%',DJJt$ -- Lr1 dropout_ratedropcz|jD]'}|D] }||jvs||j|<")|S)zWalk over the model's nodes, setting the dropout rate. You can specify one or more attribute names, by default it looks for ["dropout_rate"]. )rrE)r(rrErr,s r/set_dropout_raterisI ( (Dtzz!#' 4  (( Lr1wrapperc~t|jD]}|j|||||S)zORecursively wrap a model and its submodules. The model is updated in-place.)rKrr)r(rrs r/wrap_model_recursiverts>UZZ\"0 4/0 5>r1)r$rr)r}rr)r(r$r)r$)=rr functoolsrn contextvarsrpathlibrtypingrrrrr r r r r rrrrrrbackendsrrrrr optimizersrrDrtypesrutilrrrrr r!r"r#r&rJrmr0r$singledispatchrrtrr)rzr}floatrr__all__r,r1r/rs "" JJ!envw'&01Db&Q:d#QS ?GCI S ?l &c&#&S&&5&& &&C&s&5&S&& )5 ) g S$sCx.5H0I g :H8HG5W%'9I0Jw r1