code: def kl_div(p_x, p_c):
      return p_x * log(p_x / p_c, 2)
  
file_path: underthesea/underthesea/utils/col_stopwords.py
imports: import os
  from math import log
  from os.path import dirname, join
  from collections import defaultdict
  from underthesea.utils.col_script import UDDataset
  from underthesea.utils.col_analyzer import UDAnalyzer
label_desc: Use image node_id 2 for calling a global function with example usage: kl_div(p_x, p_c) and returns: unknown