code: def length_db1():
      # For MyData:
      # 0: db
      # 1: userid and dbid
      # 2: username
  
      # For others:
      # 0: db
      # 1: dbid
      # 2: None
      return 3
  
file_path: h2ogpt/src/db_utils.py
imports: import uuid
  from enums import LangChainMode
label_desc: Use image node_id 7 for calling a global function with example usage: length_db1() and returns: int