o
    ifW                     @   sr  d dl Z d dlZd dlZd dlZd dlmZmZmZ d dlm	Z	m
Z
mZmZmZmZ d dlZd dlm  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m Z m!Z!m"Z"m#Z#m$Z$ d d	l%m&Z& d d
l'm(Z(m)Z)m*Z*m+Z+m,Z, d dl-m.Z. edg dZ/de0deee"e#f  de	e!ef de/fddZ1	d7dee" de	e!ef de!dee! de0de0dee
e$  ddfddZ2d8ddZ3	d9de*de0d e0de	e!ef deee"e#f  d!e!d"ee! d#e0ddfd$d%Z4	&	&		'd:de*d(e0de0de	e!ef deee"e#f  d!e!d)e!d*d+d,e5d-e5d#e0d.e5ddfd/d0Z6	d7d1e0d(e0d2e5d3ee0 ddf
d4d5Z7e8d6kr7e3  dS dS );    N)Counterdefaultdict
namedtuple)DictListOptionalSequenceSetUnion)DispatcherSignature)CodeTemplate)native_function_manager)get_grouped_native_functionsparse_native_yaml)BackendIndexBackendMetadataDispatchKeyNativeFunctionNativeFunctionsGroupOperatorName)SelectiveBuilder)	concatMapcontextFileManagerNamespaceHelperTarget)
YamlLoaderParsedExternalYaml)backend_keyautograd_key
class_namecpp_namespacebackend_indicesbackend_yaml_pathgrouped_native_functionsr"   returnc                    sP  dd t dd |D t| }tj|td}W d    n1 s"w   Y  t|ts.J g d}|dd d us@J d|d	d }|d
d d usTJ d|dd}t|tsfJ d| |dd}t|tsxJ d| |dg }	|	d u rg }	t|	t	sJ d|	 dt
|	 d|dg }
|
d u rg }
t|
t	sJ d|	 dt
|	 dt|
}|dg }t|t	sJ d| |dg }|	| |di }|di }t| dksJ |  dd|  dd| d tt d!tt d"tdtd#td$tffd%d&}d t|	dkrPtfd'd tW d    n	1 s7w   Y  ||	|||d(}vsLJ |< d  t|dkrtfd)d td*  W d    n	1 suw   Y  ||| ||d(} vsJ | < |D ]}t|trd u rg nd+d,  |fD } d u rg nd-d,   |fD }n0d u rg nd.d, fd/d,| D D } d u rg nd0d,  fd1d,| D D }d2d, |D }d3d, |D }t|dkst|dksJ d4|d j d5|d j d6qt |S )7Nc                 S   s   i | ]}|j j|qS  )funcname.0fr&   r&   i/var/www/html/eduruby.in/lip-sync/lip-sync-env/lib/python3.10/site-packages/torchgen/gen_backend_stubs.py
<dictcomp>*   s    z&parse_backend_yaml.<locals>.<dictcomp>c                 S   s   t | tr| gS t|  S N)
isinstancer   list	functionsr+   r&   r&   r,   <lambda>-   s    z$parse_backend_yaml.<locals>.<lambda>)Loader)
backendr    r!   extra_headers	supportedautogradfull_codegen
non_nativeir_gensymintr5   z&You must provide a value for "backend"r    r!   z,You must provide a value for "cpp_namespace"use_out_as_primaryFzHYou must provide either True or False for use_out_as_primary. Provided: device_guardzBYou must provide either True or False for device_guard. Provided: r7   z,expected "supported" to be a list, but got: z
 (of type )r<   z)expected "symint" to be a list, but got: r8   z+expected "autograd" to be a list, but got: r9   r:   r;   r   z contains unexpected keys: z, z). Only the following keys are supported: backend_ops
symint_opsdispatch_keyuse_device_guardr%   c          
         sv   i }| D ]-}t |}|v sJ d| t| j}||v r&|d7 }t|d d}	|	||< qt||d||dS )Nz Found an invalid operator name: Z_symintF)kernelZ
structuredr!   T)rB   r=   Zexternalr>   index)r   parse
dispatcherr(   r'   r   r   )
r@   rA   rB   r=   rC   metadataopop_nameZkernel_namem)r!   native_functions_mapr&   r,   create_backend_indexy   s(   


z0parse_backend_yaml.<locals>.create_backend_indexc                         d  dS )NzFThe provided value for "backend" must be a valid DispatchKey, but got .r&   r&   r5   r&   r,   r3      s    )r=   rC   c                      rN   )NzThe "autograd" key was specified, which indicates that you would like to override the behavior of autograd for some operators on your backend. However "Autogradz" is not a valid DispatchKey.r&   r&   rP   r&   r,   r3      s    ZAutogradc                 S      g | ]}|d ur|qS r.   r&   r*   rK   r&   r&   r,   
<listcomp>   
    z&parse_backend_yaml.<locals>.<listcomp>c                 S   rQ   r.   r&   rR   r&   r&   r,   rS      rT   c                 S   rQ   r.   r&   rR   r&   r&   r,   rS      
    c                    s   g | ]	}   |qS r&   
get_kernelr)   )r"   r   r&   r,   rS          c                 S   rQ   r.   r&   rR   r&   r&   r,   rS      rU   c                    s   g | ]	}   |qS r&   rV   r)   )r   r"   r&   r,   rS      rX   c                 S   rQ   r.   r&   r)   r&   r&   r,   rS          c                 S   rQ   r.   r&   r)   r&   r&   r,   rS      rY   zCurrently, all variants of an op must either be registered to a backend key, or to a backend's autograd key. They cannot be mix and matched. If this is something you need, feel free to create an issue! z" is listed under "supported", but z is listed under "autograd".)r   openyamlloadr   r/   dictpopboolr0   typesetextendlenkeysjoinr   strr	   r   r   r   rF   r   rW   r1   rD   r   )r#   r$   r"   r+   Zyaml_valuesZ
valid_keysr    r=   rC   r7   r<   Z
symint_setZsupported_autogradr9   r:   _rM   Zbackend_idxZautograd_idxgZforward_kernelsZbackward_kernelsr&   )r   r5   r"   r   r!   rL   r,   parse_backend_yaml%   s(  








ri   native_functionsr   r   r    kernel_defn_file_pathr9   c                    s  zt |}| }W d    n1 sw   Y  W n ty. }	 ztd| |	d }	~	ww d u r5g || jg|d u r@g n|| jg }
tttdd |
fdd| D }tt}|D ]}||j	j
  | qbd| d}tdd t||D }d	}| D ]9\}}t|}|| }||krd
tdtfdd d fdd|D }|d| d| d| d| d| d7 }q|d	ksJ |d S )Nz2Unable to read from the specified impl_path file: c                 S   s   dd |   D S )Nc                 S   s   g | ]	\}}||j fqS r&   )rD   )r*   rJ   rH   r&   r&   r,   rS     s    z>error_on_missing_kernels.<locals>.<lambda>.<locals>.<listcomp>)items)rE   r&   r&   r,   r3     s    z*error_on_missing_kernels.<locals>.<lambda>c                    s,   g | ]}|j j  v r|j jvr|qS r&   )r'   r(   rd   r)   )expected_backend_op_namesr9   r&   r,   rS     s    z,error_on_missing_kernels.<locals>.<listcomp>z(.*)z::\s*([\w\d]*)\(c                 S   s   g | ]\}}| d s|qS ):)endswith)r*   xyr&   r&   r,   rS   0  s     r+   r%   c                 S   s<   t |  t| j W  d    S 1 sw   Y  d S r.   )r   r   Zfrom_schemar'   declr2   r&   r&   r,   create_decl=  s   
$z-error_on_missing_kernels.<locals>.create_decl
c                    s   g | ]} |qS r&   r&   r)   )rt   r&   r,   rS   A  s    z$ is missing a kernel definition for z. We found z( kernel(s) with that name,
but expected zH kernel(s). The expected function schemas for the missing operator are:
z

)rZ   readOSErrorAssertionErrorrE   r]   r0   r   r   r'   r(   appendr   refindallrl   rc   r   rf   re   )rj   r"   r   r   r    rk   r9   r+   Zbackend_defnseindicesZexpected_backend_native_funcsZ#expected_backend_kernel_name_countsZnative_fZkernel_defn_regexZ!actual_backend_kernel_name_countsZmissing_kernels_err_msgZexpected_namefuncsZexpected_overload_countZactual_overload_countZexpected_schemas_strr&   )rt   rm   r9   r,   error_on_missing_kernels   s~   	







r   c                  C   sz   t jdd} | jddddd | jdd	d
dd | jddtddd | jddtd dd |  }t|j|j|j	|j
 d S )NzGenerate backend stub files)descriptionz-sz--source-yamlz--source_yamlzApath to source yaml file containing operator external definitions)helpz-oz--output-dirz--output_dirzoutput directoryz	--dry-runz	--dry_runF)r`   defaultr   z--impl-pathz--impl_pathz9path to the source C++ file containing kernel definitions)argparseArgumentParseradd_argumentr_   rf   
parse_argsrunsource_yaml
output_dirdry_run	impl_path)parseroptionsr&   r&   r,   mainK  s(   
r   rr   fmr!   backend_dispatch_keyautograd_dispatch_keybackend_namec                    s|   d usJ dt ttfdd|t ttfdd| t||  dd fdd d S )NzAAutogenerated file by gen_backend_stubs.py. Do not edit directly!c                    s   t |   S r.   destZ#compute_native_function_declarationr2   )r   r"   r&   r,   r3   x  s    z4gen_dispatchkey_nativefunc_headers.<locals>.<lambda>c                    s    d u rg S t |   S r.   r   r2   )r   r"   r&   r,   r3     s
   NativeFunctions.hzDispatchKeyNativeFunctions.hc                      s   j j  dS )N)generated_commentZnamespace_prologuer    Znamespace_epilogueZdispatch_declarationsZBackendNamer   )prologueepiloguer&   )autograd_declarationsbackend_declarationsr   r   r    r   	ns_helperr&   r,   r3     s   )sortedra   r   r   write_with_template)r   r    r!   r"   r$   r   r   r   r&   )	r   r   r   r   r"   r   r    r   r   r,   "gen_dispatchkey_nativefunc_headersc  s2   

r   FTr   rB   selectorr   build_in_treeper_operator_headerseager_registrationc                    s   | d| dg}|rd dd |D n
d dd |D d us&J |  tttj tj
dd dd	}dtd
ddd|rVtd}|j	|dntd}|j	|
|d
d dd 	
fdd d S )N/r   ru   c                 s       | ]	}d | dV  qdS )z
#include <>Nr&   r*   hr&   r&   r,   	<genexpr>      z/gen_dispatcher_registrations.<locals>.<genexpr>c                 s   r   )z
#include ""Nr&   r   r&   r&   r,   r     r   FTrocmr<   Zclass_method_nameZskip_dispatcher_op_registrationat)Znamespace_strrr   zPTORCH_LIBRARY_IMPL(aten, $dispatch_key, m) {
    $dispatch_registrations_body
};)rB   dispatch_registrations_bodyzTORCH_API void Register${backend_name}${dispatch_key}NativeFunctions();
TORCH_API void Register${backend_name}${dispatch_key}NativeFunctions() {
    static auto m = MAKE_TORCH_LIBRARY_IMPL(aten, $dispatch_key);
    $dispatch_registrations_body
})r   rB   r   ZRegisterz.cppzRegisterDispatchKey.cppc                      sP   d	sdnd  tj 	ddd 
fdddS )	Nrr   z#include <ATen/Functions.h>F)r   r   zRegisterDispatchDefinitions.inic                      sF   j jt  dtttj tj	dd dddS )Nrr   FTr   )Zns_prologueZns_epilogue"static_init_dispatch_registrationsdeferred_dispatch_registrationsZdispatch_helpersdispatch_namespaceZdispatch_namespaced_definitionsZdispatch_anonymous_definitions)
r   r   r   Zgen_registration_helperslowerr0   r   RegisterDispatchKeyr   ZANONYMOUS_DEFINITIONr&   )backend_indexr    r   rB   r$   r   r   r   r&   r,   r3     s,   	z@gen_dispatcher_registrations.<locals>.<lambda>.<locals>.<lambda>)Zextra_cuda_headersZexternal_backend_headersZops_headersr   r   Zdispatch_headersZdispatch_definitions)r   r   Zgen_registration_headersZsubstitute_with_templatesplitr&   r   r    r   rB   Zexternal_backend_headers_strr   r$   newliner   r   r   r   r&   r,   r3     s    z.gen_dispatcher_registrations.<locals>.<lambda>)re   r0   r   r   r   r   ZREGISTRATIONr   r   
substituter   )r   r   r    r"   r$   r   rB   r   r   r   r   r   headersr   Zstatic_templateZdeferred_templater&   r   r,   gen_dispatcher_registrations  s\   	

 r   r   r   r   c              
      s>  t tjj }tj|ddtdt	f fdd}||}tj|d}tj|d}t
||}	|	j|	j}
}t|
}t| ||}|j}|j}|j}|j}|j}t }|d u r]d S |d u rg||  }|d usmJ |d urzt|
||||| t||||||| |d u r|gn||gD ]}t|||||||| qd S )Nzaten/src/ATen/templatesinstall_dirr%   c                    s   t |  dS )N)r   template_dirr   )r   )r   r   r   r&   r,   make_file_manager  s   zrun.<locals>.make_file_managerz*aten/src/ATen/native/native_functions.yamlzaten/src/ATen/native/tags.yaml)pathlibPath__file__parentabsoluteospathre   rf   r   r   rj   r"   r   ri   r   r   r!   r    r   Zget_nop_selectorZnative_function_class_namer   r   r   )r   r   r   r   Zpytorch_rootr   r   Znative_yaml_pathZtags_yaml_pathZparsed_yamlrj   r"   r$   Zparsed_backend_yamlr   r   r!   r    r   rB   r&   r   r,   r     st   
	r   __main__r.   )r%   N)rr   )FFrr   T)9r   r   r   rz   collectionsr   r   r   typingr   r   r   r   r	   r
   r[   Ztorchgen.api.dispatcherapirG   Ztorchgen.destr   Ztorchgen.api.typesr   Ztorchgen.code_templater   Ztorchgen.contextr   Ztorchgen.genr   r   Ztorchgen.modelr   r   r   r   r   r   Z!torchgen.selective_build.selectorr   Ztorchgen.utilsr   r   r   r   r   Ztorchgen.yaml_utilsr   r   rf   ri   r   r   r   r_   r   r   __name__r&   r&   r&   r,   <module>   s      

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

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

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