code: def __iter__(self):
      with open(datapath("lee_background.cor")) as f:
          for line in f:
              yield simple_preprocess(line)
  
file_path: gensim/gensim/test/utils.py
imports: import contextlib
  import tempfile
  import os
  import shutil
  from gensim.corpora import Dictionary
  from gensim.utils import simple_preprocess
label_desc: Use image node_id 1 for calling the LeeCorpus obj's underlying member method code with example usage: obj.__iter__() without return types