torch.accelerator# Created On: Oct 27, 2024 | Last Updated On: Jul 10, 2025 This package introduces support for the current accelerator in python. device_count Return the number of current accelerator available. is_available Check if the current accelerator is available at runtime: it was build, all the required drivers are available and at least one device is visible. current_accelerator Return the device of the accelerator available at compilation time. set_device_index Set the current device index to a given device. set_device_idx Set the current device index to a given device. current_device_index Return the index of a currently selected device for the current accelerator. current_device_idx Return the index of a currently selected device for the current accelerator. set_stream Set the current stream to a given stream. current_stream Return the currently selected stream for a given device. synchronize Wait for all kernels in all streams on the given device to complete. device_index Context manager to set the current device index for the current accelerator.