Fix clippy

crates/burn-autodiff/src/backend.rs

@@ -5,6 +5,7 @@ use crate::{
     tensor::AutodiffTensor,
     AutodiffBridge,
 };
+use alloc::vec::Vec;
 use burn_tensor::backend::{AutodiffBackend, Backend};
 use core::marker::PhantomData;
 

crates/burn-cuda/src/runtime.rs

@@ -1,3 +1,4 @@
+use alloc::vec::Vec;
 use burn_common::stub::RwLock;
 use burn_compute::{
     channel::MutexComputeChannel,
@@ -24,7 +25,7 @@ impl burn_jit::JitRuntime for CudaRuntime {
 
     fn list_available_devices() -> Vec<Self::JitDevice> {
         (0..cudarc::driver::result::device::get_count().unwrap() as usize)
-            .map(|id| CudaDevice::new(id))
+            .map(CudaDevice::new)
             .collect()
     }
 }

crates/burn-ndarray/src/backend.rs

@@ -1,6 +1,7 @@
 use crate::NdArrayTensor;
 use crate::{element::FloatNdArrayElement, PrecisionBridge};
 use alloc::string::String;
+use alloc::{vec, vec::Vec};
 use burn_common::stub::Mutex;
 use burn_tensor::backend::{Backend, DeviceId, DeviceOps};
 use core::marker::PhantomData;

crates/burn-tch/src/backend.rs

@@ -135,8 +135,7 @@ impl<E: TchElement> Backend for LibTorch<E> {
         let mut devices = vec![LibTorchDevice::Cpu];
 
         if tch::utils::has_cuda() {
-            devices
-                .extend((0..tch::Cuda::device_count() as usize).map(|id| LibTorchDevice::Cuda(id)));
+            devices.extend((0..tch::Cuda::device_count() as usize).map(LibTorchDevice::Cuda));
         }
 
         if tch::utils::has_mps() {