Type hints
# What does this PR do?

Type-hints for `realm`, `Speech2Text2`, `SpeechToText` and `speech-encoder-decoder`

@Rocketknight1
Not sure why tests are failing<|||||>Hi @IMvision12, I think tests are failing because in some cases you overwrote the default argument values! It's easy to see if you look in the [files changed interface](https://github.com/huggingface/transformers/pull/19818/files). If you set those argument values back to their original defaults then tests should pass.

![image](https://user-images.githubusercontent.com/12866554/197528126-065ac6b4-e277-4c0b-8648-177447dca744.png)

<|||||>Okay I will change that. <|||||>@Rocketknight1 Tests are still failing<|||||>_The documentation is not available anymore as the PR was closed or merged._<|||||>@Rocketknight1 Done!!