revert docs

docs/source-pytorch/index.rst

@@ -165,7 +165,7 @@ Current Lightning Users
    levels/expert
 
 .. toctree::
-   :maxdepth: 1
+   :maxdepth: 2
    :name: pl_docs
    :caption: Core API
 
@@ -173,30 +173,105 @@ Current Lightning Users
    common/trainer
 
 .. toctree::
-   :maxdepth: 1
+   :maxdepth: 2
    :name: api
-   :caption: Optional API
+   :caption: API Reference
 
    api_references
 
 .. toctree::
    :maxdepth: 1
-   :name: Examples
-   :caption: Examples
+   :name: Common Workflows
+   :caption: Common Workflows
+
+   Avoid overfitting <common/evaluation>
+   model/build_model.rst
+   cli/lightning_cli
+   common/progress_bar
+   deploy/production
+   advanced/training_tricks
+   tuning/profiler
+   Manage experiments <visualize/logging_intermediate>
+   Organize existing PyTorch into Lightning <starter/converting>
+   clouds/cluster
+   Save and load model progress <common/checkpointing>
+   Save memory with half-precision <common/precision>
+   advanced/model_parallel
+   Train on single or multiple GPUs <accelerators/gpu>
+   Train on single or multiple HPUs <accelerators/hpu>
+   Train on single or multiple IPUs <accelerators/ipu>
+   Train on single or multiple TPUs <accelerators/tpu>
+   Train on MPS <accelerators/mps>
+   Use a pretrained model <advanced/pretrained>
+   data/data
+   model/own_your_loop
+
+.. toctree::
+   :maxdepth: 1
+   :name: Glossary
+   :caption: Glossary
+
+   Accelerators <extensions/accelerator>
+   Callback <extensions/callbacks>
+   Checkpointing <common/checkpointing>
+   Cluster <clouds/cluster>
+   Cloud checkpoint <common/checkpointing_advanced>
+   Console Logging <common/console_logs>
+   Debugging <debug/debugging>
+   Early stopping <common/early_stopping>
+   Experiment manager (Logger) <visualize/experiment_managers>
+   Finetuning <advanced/finetuning>
+   Flash <https://lightning-flash.readthedocs.io/en/stable/>
+   GPU <accelerators/gpu>
+   Half precision <common/precision>
+   HPU <accelerators/hpu>
+   Inference <deploy/production_intermediate>
+   IPU <accelerators/ipu>
+   Lightning CLI <cli/lightning_cli>
+   LightningDataModule <data/datamodule>
+   LightningModule <common/lightning_module>
+   Log <visualize/loggers>
+   TPU <accelerators/tpu>
+   Metrics <https://torchmetrics.readthedocs.io/en/stable/>
+   Model <model/build_model.rst>
+   Model Parallel <advanced/model_parallel>
+   Plugins <extensions/plugins>
+   Progress bar <common/progress_bar>
+   Production <deploy/production_advanced>
+   Predict <deploy/production_basic>
+   Pretrained models <advanced/pretrained>
+   Profiler <tuning/profiler>
+   Pruning and Quantization <advanced/pruning_quantization>
+   Remote filesystem and FSSPEC <common/remote_fs>
+   Strategy <extensions/strategy>
+   Strategy registry <advanced/strategy_registry>
+   Style guide <starter/style_guide>
+   SWA <advanced/training_tricks>
+   SLURM <clouds/cluster_advanced>
+   Transfer learning <advanced/transfer_learning>
+   Trainer <common/trainer>
+   Torch distributed <clouds/cluster_intermediate_2>
+
+.. toctree::
+   :maxdepth: 1
+   :name: Hands-on Examples
+   :caption: Hands-on Examples
    :glob:
 
    notebooks/**/*
 
-
 .. toctree::
    :maxdepth: 1
-   :name: More
-   :caption: More
-
-   Community <community/index>
-   Glossary <glossary/index>
-   How to <common/index>
+   :name: Community
+   :caption: Community
 
+   generated/CODE_OF_CONDUCT.md
+   generated/CONTRIBUTING.md
+   generated/BECOMING_A_CORE_CONTRIBUTOR.md
+   governance
+   versioning
+   past_versions
+   generated/CHANGELOG.md
 
 .. raw:: html
 
@@ -206,3 +281,4 @@ Current Lightning Users
    sphinx-quickstart on Fri Nov 15 07:48:22 2019.
    You can adapt this file completely to your liking, but it should at least
    contain the root `toctree` directive.
+