j@dZddlmZddlZddlZddlZddlmZmZm Z m Z m Z GddZ dd Z ddZddZ d d!dZidd"dZgdZdS)#zM A module containing commonly-used functionality to implement architectures. ) annotationsN)AnyLiteralMappingProtocolTypeVarcReZdZdZddZedd Zedd ZddZdS) KeyConditionzE A condition that checks if a state dict has the given keys. kindLiteral['all', 'any']keystuple[str | KeyCondition, ...]c"||_||_dSN)_keys_kind)selfr r s GC:\Projects\Historical\venv\Lib\site-packages\spandrel/util/__init__.py__init__zKeyCondition.__init__s ,0 str | KeyConditionreturnc"td|S)Nallr r s rhas_allzKeyCondition.has_allE4(((rc"td|S)Nanyrrs rhas_anyzKeyCondition.has_anyrr state_dictMapping[str, object]boolcd fd |jdkr tfd|jDStfd|jDS) Nkeyrrr$cLt|tr |S|vSr) isinstancer )r&r"s r_detectz&KeyCondition.__call__.._detect!s.#|,, 's:&*$ $rrc3.K|]}|VdSr.0r&r)s r z(KeyCondition.__call__..'+::wws||::::::rc3.K|]}|VdSrr+r,s rr.z(KeyCondition.__call__..)r/r)r&rrr$)rrrr )rr"r)s `@r__call__zKeyCondition.__call__ s{ % % % % % % :  ::::tz::::: :::::tz::::: :rN)r r r r)r rrr )r"r#rr$) __name__ __module__ __qualname____doc__r staticmethodrr!r1r+rrr r s1111 )))\))))\) ; ; ; ; ; ;rr r"r# key_patternstrrintcztdD]*}|t||vr|cS+dS)a Returns the maximum index `i` such that `key_pattern.format(str(i))` is in `state`. If no such key is in state, then `-1` is returned. Example: get_first_seq_index(state, "body.{}.weight") -> -1 get_first_seq_index(state, "body.{}.weight") -> 3 d)rangeformatr8)r"r7is rget_first_seq_indexr@,sK3ZZ   c!ff % % 3 3HHH 4 2rseq_keycv|dz}t}|D]k}||rT|t|dddd}|t |lt|dkrdSt|dzS)z Returns the length of a sequence in the state dict. The length is detected by finding the maximum index `i` such that `{seq_key}.{i}.{suffix}` is in `state` for some suffix. Example: get_seq_len(state, "body") -> 5 .N)maxsplitr)setr startswithlensplitaddr9max)r"rAprefixr kindexs r get_seq_lenrO<ss]FUUD __  !! <<   !c&kkmm$**3*;;A>E HHSZZ  4yyA~~q t99q=rxinput_channelstuple[int, int]cd d}|dddg}|D]A}||zd kr6|||zr(ttj||z|fcSBtd |d )z Returns a scale and number of output channels such that `scale**2 * out_nc = x`. This is commonly used for pixelshuffel layers. nr9rr$cptj|ttj|kSr)mathsqrtr9)rTs r is_squarez0get_scale_and_output_channels..is_squarecs%y||s49Q<<0000rrDrzwExpected output channels to be either 1, 3, or 4. Could not find a pair (scale, out_nc) such that `scale**2 * out_nc = `N)rTr9rr$)r9rVrWAssertionError)rPrQrX candidatescs rget_scale_and_output_channelsr_Ss 1111!!Q*J -- q5A::))AF++:tya(())1, , , ,  VQR V V V  rupsample@ upsample_key default_nfcd}|}tdddD]G}|d|d}||vrn8||}|j}|d}|tj|d|zz}H||fS)au This will detect the upscale factor and number of features of a pixelshuffle module in the state dict. A pixelshuffle module is a sequence of alternating up convolutions and pixelshuffle. The class of this module is commonyl called `Upsample`. Examples of such modules can be found in most SISR architectures, such as SwinIR, HAT, RGT, and many more. rDr rCz.weight)r=shaperVisqrt) r"rbrcupscalenum_featr?r&tensorrgs rget_pixelshuffle_paramsrlrsGH 1b!__ 4 4***** j EC!'84:eAh(2333 H r)extra_parametersrmchd dGddt}td| }dfd }|S)zQ Stores the hyperparameters of a class in a `hyperparameters` attribute. specinspect.FullArgSpecrdict[str, Any]c i}|j|j}|jFi|tt|jt |j d|j}|Sr)kwonlydefaultsdefaultsdictzipargsrH)rorts rget_arg_defaultsz/store_hyperparameters..get_arg_defaultssl   **H = $s49c$-&8&8%8%:%:;T]KKLLH rceZdZUded<dS)2store_hyperparameters..WithHyperparametersrqhyperparametersN)r2r3r4__annotations__r+rrWithHyperparametersrzs''''''rr}C)boundclstype[C]cN|jtj}||jt d|jt d|jdgkrt d|jzdztj dfd }||_|S) NzPClass has *args, which is not allowed in combination with @store_hyperparameterszSClass has **kwargs, which is not allowed in combination with @store_hyperparametersrz2@store_hyperparameters requires all arguments of `zW.__init__` after `self` to be keyword arguments. Use `def __init__(self, *, a, b, c):`.r~c D]6\}}||vr-|||krtd|d|d||||=7i||_|fi|dS)NzExpected hyperparameter z to be z , but got )items ValueErrorr{)rkwargsrMvrtrmold_inits rnew_initz6store_hyperparameters..inner..new_inits)..00 " "1;;ayA~~(YqYYYYfUViYYq #M&6#M(#Mf#MD HT $ $V $ $ $ $ $r)rr~) rinspectgetfullargspecvarargs UserWarningvarkwrwr2 functoolswraps)rrorrtrrmrxs @@rinnerz$store_hyperparameters..inners<%h//##D)) < #b  : !e  9 D,kl   " " % % % % % % % # " %   r)rorprrq)rrrr)rr)rmr}r~rrxs` @rstore_hyperparametersrs    (((((h((( .///A$$$$$$$L Lr)r@rlr_rOr r)r"r#r7r8rr9)r"r#rAr8rr9)rPr9rQr9rrR)r`ra)r"r#rbr8rcr9rrR)rmr#)r5 __future__rrrrVtypingrrrrrr r@rOr_rlr__all__r+rrrs,#""""" ;;;;;;;;;;;;;;;;;;;;;;>     .B#:GI======@   r