"Loading / logging training set (omitted from book)" in `ch10/2.judgments-and-logging.ipynb` and "Log large training set" in `ch10/3.pairwise-transform.ipynb` fail with error

[alexott]

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File ~/notebooks/ch10/../ltr/judgments.py:40, in judgments_open(path, mode)
     39 try:
---> 40     f=open(path, mode)
     41     if mode[0] == 'r':

FileNotFoundError: [Errno 2] No such file or directory: 'data/ai_pow_search_judgments.txt'

During handling of the above exception, another exception occurred:

UnboundLocalError                         Traceback (most recent call last)
Cell In[10], line 8
      4 from ltr import download
      6 ftr_logger=FeatureLogger(client, index='tmdb', feature_set='movies')
----> 8 with judgments_open('data/ai_pow_search_judgments.txt') as judgment_list:
      9     for qid, query_judgments in groupby(judgment_list, key=lambda j: j.qid):
     10         ftr_logger.log_for_qid(judgments=query_judgments, 
     11                                qid=qid,
     12                                keywords=judgment_list.keywords(qid))

File /opt/conda/lib/python3.10/contextlib.py:135, in _GeneratorContextManager.__enter__(self)
    133 del self.args, self.kwds, self.func
    134 try:
--> 135     return next(self.gen)
    136 except StopIteration:
    137     raise RuntimeError("generator didn't yield") from None

File ~/notebooks/ch10/../ltr/judgments.py:48, in judgments_open(path, mode)
     46         writer.flush()
     47 finally:
---> 48     f.close()

UnboundLocalError: local variable 'f' referenced before assignment

[treygrainger]

Tagging @softwaredoug

[alexott]

Fixed in the latest versions...