Method: Informers::AutoTokenizer.from_pretrained

Defined in:
lib/informers/tokenizers.rb

.from_pretrained(pretrained_model_name_or_path, quantized: true, progress_callback: nil, config: nil, cache_dir: nil, local_files_only: false, revision: "main", legacy: nil, **kwargs) ⇒ Object 



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# File 'lib/informers/tokenizers.rb', line 113

def self.from_pretrained(
  pretrained_model_name_or_path,
  quantized: true,
  progress_callback: nil,
  config: nil,
  cache_dir: nil,
  local_files_only: false,
  revision: "main",
  legacy: nil,
  **kwargs
)
  tokenizer_json, tokenizer_config = load_tokenizer(
    pretrained_model_name_or_path,
    quantized:,
    progress_callback:,
    config:,
    cache_dir:,
    local_files_only:,
    revision:,
    legacy:
  )

  # Some tokenizers are saved with the "Fast" suffix, so we remove that if present.
  tokenizer_name = tokenizer_config["tokenizer_class"]&.delete_suffix("Fast") || "PreTrainedTokenizer"

  cls = TOKENIZER_CLASS_MAPPING[tokenizer_name]
  if !cls
    warn "Unknown tokenizer class #{tokenizer_name.inspect}, attempting to construct from base class."
    cls = PreTrainedTokenizer
  end
  cls.new(tokenizer_json, tokenizer_config)
end