code: def get_model(params):
      return BM45_Candidate_Generator(params)
  
file_path: BLINK/blink/candidate_generation.py
imports: import re
  import os
  import pysolr
  import sys
  import blink.candidate_retrieval.utils
label_desc: Use image node_id 1 for calling a global function with example usage: get_model(params) and returns: BM45_Candidate_Generator