[BUG] Wrong Gene ID leads to an error and not a warning

[Jumitti]

Describe the bug Wrong Gene ID leads to an error and not a warning

To Reproduce Steps to reproduce the behavior:

1. Add an ID invalid (4847)
2. Extract promoter or terminator
3. See error

Traceback (most recent call last):
  File "/home/adminuser/venv/lib/python3.11/site-packages/streamlit/runtime/scriptrunner/script_runner.py", line 552, in _run_script
    exec(code, module.__dict__)
  File "/mount/src/tfinder/TFinder-v1.py", line 108, in <module>
    allapp_page()
  File "/mount/src/tfinder/navigation/allapp.py", line 67, in allapp_page
    aio_page()
  File "/mount/src/tfinder/navigation/aio.py", line 251, in aio_page
    all_slice_forms=True if all_variants else False).find_sequences()
                                                     ^^^^^^^^^^^^^^^^

  File "/mount/src/tfinder/tfinder/__init__.py", line 131, in find_sequences
    gene_name, chraccver, chrstart, chrstop, species_API = NCBIdna.get_gene_info(entrez_id)
                                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mount/src/tfinder/tfinder/__init__.py", line 222, in get_gene_info
    return gene_name, _, _, _, _
                      ^
NameError: name '_' is not defined

[Jumitti]

Done