def get_review_request_field(field_id):
    return field_registry.get('field_id', field_id)
helper for detecting last iteration in for-loop
dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/reviews/fields.py/get_review_request_field--crossover with--dataset/ETHPy150Open edgewall/trac/tracopt/versioncontrol/git/git_fs.py/_last_iterable