GitLab

Summary:
* Introduce the mini-index at `torchaudio.pipelines` page.
* Add introductions
* Update pipeline tutorials

https://output.circle-artifacts.com/output/job/ccc57d95-1930-45c9-b967-c8d477d35f29/artifacts/0/docs/pipelines.html

<img width="1163" alt="Screen Shot 2022-09-20 at 1 23 29 PM" src="https://user-images.githubusercontent.com/855818/191167049-98324e93-2e16-41db-8538-3b5b54eb8224.png">

<img width="1115" alt="Screen Shot 2022-09-20 at 1 23 49 PM" src="https://user-images.githubusercontent.com/855818/191167071-4770f594-2540-43a4-a01c-e983bf59220f.png">

https://output.circle-artifacts.com/output/job/ccc57d95-1930-45c9-b967-c8d477d35f29/artifacts/0/docs/generated/torchaudio.pipelines.RNNTBundle.html#torchaudio.pipelines.RNNTBundle

<img width="1108" alt="Screen Shot 2022-09-20 at 1 24 18 PM" src="https://user-images.githubusercontent.com/855818/191167123-51b33a5f-c30c-46bc-b002-b05d2d0d27b7.png">

Pull Request resolved: https://github.com/pytorch/audio/pull/2689

Reviewed By: carolineechen

Differential Revision: D39691253

Pulled By: mthrok

fbshipit-source-id: ddf5fdadb0b64cf2867b6271ba53e8e8c0fa7e49

Summary:
* Introduce the mini-index at `torchaudio.models` page.

https://output.circle-artifacts.com/output/job/25e59810-3866-4ece-b1b7-8a10c7a2286d/artifacts/0/docs/models.html

<img width="1042" alt="Screen Shot 2022-09-20 at 1 20 50 PM" src="https://user-images.githubusercontent.com/855818/191166816-83314ad1-8b67-475b-aa10-d4cc59126295.png">

<img width="1048" alt="Screen Shot 2022-09-20 at 1 20 58 PM" src="https://user-images.githubusercontent.com/855818/191166829-1ceb65e0-9506-4328-9a2f-8b75b4e54404.png">

Pull Request resolved: https://github.com/pytorch/audio/pull/2690

Reviewed By: carolineechen

Differential Revision: D39654948

Pulled By: mthrok

fbshipit-source-id: 703d1526617596f647c85a7148f41ca55fffdbc8

Summary:
* Introduce the mini-index at `torchaudio.transforms` page.
* Add "Augmentations" subsection.
* Also updated the overall introduction.

https://output.circle-artifacts.com/output/job/1b65246a-403c-4d2c-b97d-d1b582d8b4e5/artifacts/0/docs/transforms.html

<img width="721" alt="Screen Shot 2022-09-16 at 5 20 08 PM" src="https://user-images.githubusercontent.com/855818/190591795-97c169db-a95b-480a-8d3c-d80072efa045.png">

<img width="755" alt="Screen Shot 2022-09-16 at 5 20 28 PM" src="https://user-images.githubusercontent.com/855818/190591828-03026918-febd-4194-91aa-7d8f704e17cc.png">

Pull Request resolved: https://github.com/pytorch/audio/pull/2683

Reviewed By: carolineechen

Differential Revision: D39574255

Pulled By: mthrok

fbshipit-source-id: a4beed7cacbb5184bad96efa903a3a1123dab627

Summary:
* Adopts `:autosummary:` in decoder module doc
* Hide the constructor signature of `CTCDecoder` as `ctc_decoder` function is the one client code is supposed to be using.
* Introduce `children` property to `CTCDecoderLMState` otherwise it does not show up in the doc.

https://output.circle-artifacts.com/output/job/7aac5eb9-7d2d-4f63-bcdf-83a6f40b4e5a/artifacts/0/docs/models.decoder.html

<img width="748" alt="Screen Shot 2022-09-16 at 5 23 22 PM" src="https://user-images.githubusercontent.com/855818/190592409-0c2ec8a4-d2cf-4d76-a965-8a570faaeb1a.png">

https://output.circle-artifacts.com/output/job/7aac5eb9-7d2d-4f63-bcdf-83a6f40b4e5a/artifacts/0/docs/generated/torchaudio.models.decoder.CTCDecoder.html#torchaudio.models.decoder.CTCDecoder

<img width="723" alt="Screen Shot 2022-09-16 at 5 23 53 PM" src="https://user-images.githubusercontent.com/855818/190592501-3fad1e07-ae3e-44f5-93be-f33181025390.png">

Pull Request resolved: https://github.com/pytorch/audio/pull/2684

Reviewed By: carolineechen

Differential Revision: D39574272

Pulled By: mthrok

fbshipit-source-id: d977660bd46f5cf98c535adbf2735be896b28773

Summary:
This commit adopts :autosummary: directive to `torchaudio.io` module.
It adds table of contents on `torchaudio.io` level.

https://output.circle-artifacts.com/output/job/282089d1-c120-4d22-809f-0e0ac0947c37/artifacts/0/docs/io.html
<img width="1094" alt="Screen Shot 2022-09-16 at 7 33 32 AM" src="https://user-images.githubusercontent.com/855818/190520248-27e469f8-7689-4dc2-b591-7b3f08bb4dff.png">

https://output.circle-artifacts.com/output/job/282089d1-c120-4d22-809f-0e0ac0947c37/artifacts/0/docs/generated/torchaudio.io.StreamReader.html#torchaudio.io.StreamReader
<img width="1108" alt="Screen Shot 2022-09-16 at 7 33 59 AM" src="https://user-images.githubusercontent.com/855818/190520292-d090fed0-2f18-4961-b9f3-9e4808fd437e.png">

Pull Request resolved: https://github.com/pytorch/audio/pull/2681

Reviewed By: carolineechen

Differential Revision: D39560459

Pulled By: mthrok

fbshipit-source-id: 3de5f22b8d8d0834dfd8bac8619fbfaa44c5f4dd