code: def calculate_key(obj):
      return ":".join([item["value"] for item in obj["conversations"]])
  
file_path: NeMo/scripts/nlp_language_modeling/sft/attribute_annotate.py
imports: import json
  import os
  import fire
  import tqdm
  from langchain.prompts.few_shot import PromptTemplate
  from nemo.collections.nlp.modules.common.megatron.retrieval_services.util import text_generation
label_desc: Use image node_id 1 for calling a global function with example usage: calculate_key(obj) and returns: str