🚀 Remove deprecated APIs for 1.8 release

[krishnakalyan3]

Let's remove the deprecated 1.8 APIs together. This is a single place where we can easily track the status of the API.

Please, comment on this issue in order to reserve a particular file to work on. Once you do so, I will edit this top comment to avoid collisions. Once you think your work is finished, please open a PR referencing this issue.

Please note, that it can happen that you may need to edit more than just one file. This is fine, but please keep in mind, that the goal of your PR will be to make the check pass for the chosen file.

The steps to remove deprecated APIs below

• Decide on the test you want to remove
• grep for all the occurrences of deprecation in the source code and remove
• update changelog
• make sure that unit tests pass

Example - #14833

For those of you who are not familiar with the process of contributing a PR, we have prepared a simple guide that will walk you through the necessary steps. You can do it! 🚀 💪

• test_v1_8_0_on_init_start_end Remove deprecated on_init_start_end #14867
• test_v1_8_0_deprecated_call_hook Remove deprecated call_hook #14869
• test_v1_8_0_deprecated_run_stage Remove the deprecated run_stage #14870
• test_v1_8_0_trainer_verbose_evaluate Remove deprecated trainer.verbose_evaluate #14884
• test_v1_8_0_trainer_ckpt_path_attributes Removed the trainer_ckpt_path_attributes #14897
• test_v1_8_0_deprecated_trainer_should_rank_save_checkpoint Remove deprecated trainer.should_rank_save_checkpoint #14885
• test_v1_8_0_trainer_optimizers_mixin Remove deprecated trainer_optimizer_mixin #14887
• test_v1_8_0_deprecate_trainer_data_loading_mixin Removed the deprecated trainer_data_loading_mixin #14888
• test_v_1_8_0_deprecated_device_stats_monitor_prefix_metric_keys Remove the deprecated device_stats_monitor.prefix_keys #14890
• test_v1_8_0_deprecated_lightning_optimizers Removed deprecated trainer_lightning_optimizers #14889
• test_v1_8_0_remove_on_batch_start_end Remove deprecated callback hooks #14834
• test_v1_8_0_on_configure_sharded_model Remove deprecated callback hooks #14834
• test_v1_8_0_remove_on_epoch_start_end_lightning_module Remove deprecated callback hooks #14834
• test_v1_8_0_remove_on_pretrain_routine_start_end_lightning_module Remove deprecated callback hooks #14834
• test_v1_8_0_on_before_accelerator_backend_setup Remove deprecated callback hooks #14834
• test_v1_8_0_logger_agg_parameters Remove the deprecated agg_and_log_metrics #14840
• test_v1_8_0_deprecated_agg_and_log_metrics_override Remove the deprecated agg_and_log_metrics #14840
• test_v1_8_0_callback_on_pretrain_routine_start_end Remove deprecated callback hooks #14834
• test_simple_profiler_iterable_durations Remove the deprecated profile_iterable #14864
• test_v1_8_0_datamodule_checkpointhooks Removed the deprecated datamodule_checkpointhooks #14909
• test_v1_8_0_deprecated_lightning_ipu_module Remove deprecated LightningIPUModule #14830
• test_v1_8_0_callback_on_load_checkpoint_hook Remove deprecated on_load/save_checkpoint behavior #14835
• test_v1_8_0_callback_on_save_checkpoint_hook Remove deprecated on_load/save_checkpoint behavior #14835

This issue is inspired by the community effort in #13445

[awaelchli]

Hey @krishnakalyan3 thanks for opening the issue. But let's be clear, this is not about deprecating APIs for 1.8. Here we are talking about removals of APIs that were already deprecated in past releases.

[krishnakalyan3]

Yes. thanks for clarifying the description.