Scenic.ViewPort.Input.fetch_requests

You're seeing just the function fetch_requests, go back to Scenic.ViewPort.Input module for more information.
Link to this function

fetch_requests(viewport, requested_by \\ nil)

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Specs

fetch_requests(viewport :: Scenic.ViewPort.t(), requested_by :: nil | pid()) ::
  {:ok, list()}

Retrieve a list of input requested by the caller or the process requested_by.

Returns: { :ok, inputs }