Transformers.js documentation
configs
configs
Helper module for using model configs. For more information, see the corresponding Python documentation.
Example: Load an AutoConfig.
import { AutoConfig } from '@huggingface/transformers';
const config = await AutoConfig.from_pretrained('bert-base-uncased');
console.log(config);
// PretrainedConfig {
// "model_type": "bert",
// "is_encoder_decoder": false,
// "architectures": [
// "BertForMaskedLM"
// ],
// "vocab_size": 30522
// "num_attention_heads": 12,
// "num_hidden_layers": 12,
// "hidden_size": 768,
// "max_position_embeddings": 512,
// ...
// }- configs
- static
- .PretrainedConfig
new PretrainedConfig(configJSON)- instance
.model_type:string|null.is_encoder_decoder:boolean.max_position_embeddings:number
- static
.from_pretrained(pretrained_model_name_or_path, options)βPromise.<PretrainedConfig>
- .AutoConfig
new AutoConfig().from_pretrained():Object.from_pretrained
.getCacheShapes(config)βRecord.<string, Array>~cache_values:Record.<string, Array>~cache_values:Record.<string, Array>
- .PretrainedConfig
- inner
~loadConfig(pretrained_model_name_or_path, options)βPromise.<Object>~getNormalizedConfig(config)βObject~getKeyValueShapes():Object~decoderFeeds:Record.<string, Array>
~PretrainedOptions:PretrainedOptions~ProgressCallback:ProgressCallback~ProgressInfo:ProgressInfo
- static
configs.PretrainedConfig
Base class for all configuration classes. For more information, see the corresponding Python documentation.
Kind: static class of configs
- .PretrainedConfig
new PretrainedConfig(configJSON)- instance
.model_type:string|null.is_encoder_decoder:boolean.max_position_embeddings:number
- static
.from_pretrained(pretrained_model_name_or_path, options)βPromise.<PretrainedConfig>
new PretrainedConfig(configJSON)
Create a new PreTrainedTokenizer instance.
| Param | Type | Description |
|---|---|---|
| configJSON | Object | The JSON of the config. |
pretrainedConfig.model_type : string | null
Kind: instance property of PretrainedConfig
pretrainedConfig.is_encoder_decoder : boolean
Kind: instance property of PretrainedConfig
pretrainedConfig.max_position_embeddings : number
Kind: instance property of PretrainedConfig
PretrainedConfig.from_pretrained(pretrained_model_name_or_path, options) β Promise. < PretrainedConfig >
Loads a pre-trained config from the given pretrained_model_name_or_path.
Kind: static method of PretrainedConfig
Returns: Promise.<PretrainedConfig> - A new instance of the PretrainedConfig class.
Throws:
ErrorThrows an error if the config.json is not found in the `pretrained_model_name_or_path`.
| Param | Type | Description |
|---|---|---|
| pretrained_model_name_or_path | string | The path to the pre-trained config. |
| options | PretrainedOptions | Additional options for loading the config. |
configs.AutoConfig
Helper class which is used to instantiate pretrained configs with the from_pretrained function.
Kind: static class of configs
- .AutoConfig
new AutoConfig().from_pretrained():Object.from_pretrained
new AutoConfig()
Example
const config = await AutoConfig.from_pretrained('Xenova/bert-base-uncased');AutoConfig.from_pretrained() : Object.from_pretrained
Kind: static method of AutoConfig
configs.getCacheShapes(config) β Record. < string, Array >
Kind: static method of configs
| Param | Type |
|---|---|
| config | PretrainedConfig |
.getCacheShapes(config)βRecord.<string, Array>~cache_values:Record.<string, Array>~cache_values:Record.<string, Array>
getCacheShapes~cache_values : Record. < string, Array >
Kind: inner constant of getCacheShapes
getCacheShapes~cache_values : Record. < string, Array >
Kind: inner constant of getCacheShapes
configs~loadConfig(pretrained_model_name_or_path, options) β Promise. < Object >
Loads a config from the specified path.
Kind: inner method of configs
Returns: Promise.<Object> - A promise that resolves with information about the loaded config.
| Param | Type | Description |
|---|---|---|
| pretrained_model_name_or_path | string | The path to the config directory. |
| options | PretrainedOptions | Additional options for loading the config. |
configs~getNormalizedConfig(config) β Object
Kind: inner method of configs
Returns: Object - The normalized configuration.
| Param | Type |
|---|---|
| config | PretrainedConfig |
configs~getKeyValueShapes() : Object
Kind: inner method of configs
getKeyValueShapes~decoderFeeds : Record. < string, Array >
Kind: inner constant of getKeyValueShapes
configs~PretrainedOptions : PretrainedOptions
Kind: inner typedef of configs
configs~ProgressCallback : ProgressCallback
Kind: inner typedef of configs
configs~ProgressInfo : ProgressInfo
Kind: inner typedef of configs
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