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tensoreflusso:: ops:: Assegnare
#include <state_ops.h>
Aggiorna "ref" assegnandogli "valore".
Riepilogo
Questa operazione restituisce "ref" al termine dell'assegnazione. Ciò semplifica il concatenamento delle operazioni che richiedono l'utilizzo del valore di ripristino.
Argomenti:
- scope: un oggetto Scope
- ref: dovrebbe provenire da un nodo
Variable
. Potrebbe non essere inizializzato. - valore: il valore da assegnare alla variabile.
Attributi facoltativi (vedi Attrs
):
- validate_shape: se vero, l'operazione convaliderà che la forma di 'value' corrisponde alla forma del Tensore a cui è assegnato. Se falso, "ref" assumerà la forma di "valore".
- use_locking: se True, l'assegnazione sarà protetta da un lucchetto; altrimenti il comportamento non è definito, ma può mostrare meno contesa.
Resi:
-
Output
: = Uguale a "ref". Restituito per comodità per le operazioni che desiderano utilizzare il nuovo valore dopo che la variabile è stata reimpostata.
Attributi pubblici
Funzioni pubbliche
nodo
::tensorflow::Node * node() const
operator::tensorflow::Input() const
operatore::tensorflow::Output
operator::tensorflow::Output() const
Funzioni pubbliche statiche
UsaLocking
Attrs UseLocking(
bool x
)
Convalida forma
Attrs ValidateShape(
bool x
)
Salvo quando diversamente specificato, i contenuti di questa pagina sono concessi in base alla licenza Creative Commons Attribution 4.0, mentre gli esempi di codice sono concessi in base alla licenza Apache 2.0. Per ulteriori dettagli, consulta le norme del sito di Google Developers. Java è un marchio registrato di Oracle e/o delle sue consociate.
Ultimo aggiornamento 2025-07-26 UTC.
[null,null,["Ultimo aggiornamento 2025-07-26 UTC."],[],[],null,["# tensorflow::ops::Assign Class Reference\n\ntensorflow::ops::Assign\n=======================\n\n`#include \u003cstate_ops.h\u003e`\n\nUpdate 'ref' by assigning 'value' to it.\n\nSummary\n-------\n\nThis operation outputs \"ref\" after the assignment is done. This makes it easier to chain operations that need to use the reset value.\n\nArguments:\n\n- scope: A [Scope](/versions/r2.2/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope) object\n- ref: Should be from a [Variable](/versions/r2.2/api_docs/cc/class/tensorflow/ops/variable#classtensorflow_1_1ops_1_1_variable) node. May be uninitialized.\n- value: The value to be assigned to the variable.\n\n\u003cbr /\u003e\n\nOptional attributes (see [Attrs](/versions/r2.2/api_docs/cc/struct/tensorflow/ops/assign/attrs#structtensorflow_1_1ops_1_1_assign_1_1_attrs)):\n\n- validate_shape: If true, the operation will validate that the shape of 'value' matches the shape of the [Tensor](/versions/r2.2/api_docs/cc/class/tensorflow/tensor#classtensorflow_1_1_tensor) being assigned to. If false, 'ref' will take on the shape of 'value'.\n- use_locking: If True, the assignment will be protected by a lock; otherwise the behavior is undefined, but may exhibit less contention.\n\n\u003cbr /\u003e\n\nReturns:\n\n- [Output](/versions/r2.2/api_docs/cc/class/tensorflow/output#classtensorflow_1_1_output): = Same as \"ref\". Returned as a convenience for operations that want to use the new value after the variable has been reset.\n\n\u003cbr /\u003e\n\n| ### Constructors and Destructors ||\n|---|---|\n| [Assign](#classtensorflow_1_1ops_1_1_assign_1a9d092527e56dc2c2349ea73d983cf65d)`(const ::`[tensorflow::Scope](/versions/r2.2/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r2.2/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` ref, ::`[tensorflow::Input](/versions/r2.2/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` value)` ||\n| [Assign](#classtensorflow_1_1ops_1_1_assign_1a8ba8288a592f24c065bcae0d32b770f6)`(const ::`[tensorflow::Scope](/versions/r2.2/api_docs/cc/class/tensorflow/scope#classtensorflow_1_1_scope)` & scope, ::`[tensorflow::Input](/versions/r2.2/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` ref, ::`[tensorflow::Input](/versions/r2.2/api_docs/cc/class/tensorflow/input#classtensorflow_1_1_input)` value, const `[Assign::Attrs](/versions/r2.2/api_docs/cc/struct/tensorflow/ops/assign/attrs#structtensorflow_1_1ops_1_1_assign_1_1_attrs)` & attrs)` ||\n\n| ### Public attributes ||\n|-------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------|\n| [operation](#classtensorflow_1_1ops_1_1_assign_1a5d4c946cbed23867a165f2da7f908730) | [Operation](/versions/r2.2/api_docs/cc/class/tensorflow/operation#classtensorflow_1_1_operation) |\n| [output_ref](#classtensorflow_1_1ops_1_1_assign_1a20cf92e3af8c7164b3eb17ee05479ac2) | `::`[tensorflow::Output](/versions/r2.2/api_docs/cc/class/tensorflow/output#classtensorflow_1_1_output) |\n\n| ### Public functions ||\n|------------------------------------------------------------------------------------------------------------------|------------------------|\n| [node](#classtensorflow_1_1ops_1_1_assign_1a4ec3c136c0a49e9b3e9312cdb704455f)`() const ` | `::tensorflow::Node *` |\n| [operator::tensorflow::Input](#classtensorflow_1_1ops_1_1_assign_1a3a8d284c3415f19eb7954bbf703b7af2)`() const ` | ` ` ` ` |\n| [operator::tensorflow::Output](#classtensorflow_1_1ops_1_1_assign_1aedefc46ede817c8851373351603d9508)`() const ` | ` ` ` ` |\n\n| ### Public static functions ||\n|--------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------|\n| [UseLocking](#classtensorflow_1_1ops_1_1_assign_1a013fcdc58dfe9ea5bfd88550e231d936)`(bool x)` | [Attrs](/versions/r2.2/api_docs/cc/struct/tensorflow/ops/assign/attrs#structtensorflow_1_1ops_1_1_assign_1_1_attrs) |\n| [ValidateShape](#classtensorflow_1_1ops_1_1_assign_1adfed4e6b56c404a19c1a4eb89e4277c8)`(bool x)` | [Attrs](/versions/r2.2/api_docs/cc/struct/tensorflow/ops/assign/attrs#structtensorflow_1_1ops_1_1_assign_1_1_attrs) |\n\n| ### Structs ||\n|-------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------|\n| [tensorflow::ops::Assign::Attrs](/versions/r2.2/api_docs/cc/struct/tensorflow/ops/assign/attrs) | Optional attribute setters for [Assign](/versions/r2.2/api_docs/cc/class/tensorflow/ops/assign#classtensorflow_1_1ops_1_1_assign). |\n\nPublic attributes\n-----------------\n\n### operation\n\n```text\nOperation operation\n``` \n\n### output_ref\n\n```scdoc\n::tensorflow::Output output_ref\n``` \n\nPublic functions\n----------------\n\n### Assign\n\n```gdscript\n Assign(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input ref,\n ::tensorflow::Input value\n)\n``` \n\n### Assign\n\n```gdscript\n Assign(\n const ::tensorflow::Scope & scope,\n ::tensorflow::Input ref,\n ::tensorflow::Input value,\n const Assign::Attrs & attrs\n)\n``` \n\n### node\n\n```gdscript\n::tensorflow::Node * node() const \n``` \n\n### operator::tensorflow::Input\n\n```gdscript\n operator::tensorflow::Input() const \n``` \n\n### operator::tensorflow::Output\n\n```gdscript\n operator::tensorflow::Output() const \n``` \n\nPublic static functions\n-----------------------\n\n### UseLocking\n\n```text\nAttrs UseLocking(\n bool x\n)\n``` \n\n### ValidateShape\n\n```text\nAttrs ValidateShape(\n bool x\n)\n```"]]