GitLab

* Add B I handling to grouping

* Add fix to include separate entity as last token

* move last_idx definition outside loop

* Use first entity in entity group as reference for entity type

* Add test cases

* Take out extra class accidentally added

* Return tf ner grouped test to original

* Take out redundant last entity

* Get last_idx safely
Co-authored-by: ColleterVi <36503688+ColleterVi@users.noreply.github.com>

* Fix first entity comment

* Create separate functions for group_sub_entities and group_entities (splitting call method to testable functions)

* Take out unnecessary last_idx

* Remove additional forward pass test

* Move token classification basic tests to separate class

* Move token classification basic tests back to monocolumninputtestcase

* Move base ner tests to nerpipelinetests

* Take out unused kwargs

* Add back mandatory_keys argument

* Add unitary tests for group_entities in _test_ner_pipeline

* Fix last entity handling

* Fix grouping fucntion used

* Add typing to group_sub_entities and group_entities
Co-authored-by: ColleterVi <36503688+ColleterVi@users.noreply.github.com>