code: def __init__(self, prefix_dict) -> None:
      self.type_list = prefix_dict.get("type", "task dataset").split()
      self.position = prefix_dict.get("position", "encoder")
  
file_path: DeepKE/src/deepke/name_entity_re/cross/extraction/dataset_processer.py
imports: from ..extraction.record_schema import RecordSchema
  from ..extraction.constants import spot_prompt, asoc_prompt, text_start
label_desc: Use image node_id 1 to create a new PrefixGenerator object  with example: obj = PrefixGenerator(prefix_dict)