From 23319746e483012e6d3a7f2e4048cdbe7c458fa5 Mon Sep 17 00:00:00 2001
From: Eric Meier <ericmeier@protonmail.com>
Date: Tue, 30 Jul 2024 10:29:22 -0700
Subject: [PATCH] Add support for xla devices (#494)

* Add support for xla devices

* :broom:
---
 bindings/python/src/lib.rs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/bindings/python/src/lib.rs b/bindings/python/src/lib.rs
index e0a52524..2c05ad56 100644
--- a/bindings/python/src/lib.rs
+++ b/bindings/python/src/lib.rs
@@ -266,6 +266,7 @@ enum Device {
     Mps,
     Npu(usize),
     Xpu(usize),
+    Xla(usize),
 }
 
 impl<'source> FromPyObject<'source> for Device {
@@ -277,6 +278,7 @@ impl<'source> FromPyObject<'source> for Device {
                 "mps" => Ok(Device::Mps),
                 "npu" => Ok(Device::Npu(0)),
                 "xpu" => Ok(Device::Xpu(0)),
+                "xla" => Ok(Device::Xla(0)),
                 name if name.starts_with("cuda:") => {
                     let tokens: Vec<_> = name.split(':').collect();
                     if tokens.len() == 2 {
@@ -310,6 +312,17 @@ impl<'source> FromPyObject<'source> for Device {
                         )))
                     }
                 }
+                name if name.starts_with("xla:") => {
+                    let tokens: Vec<_> = name.split(':').collect();
+                    if tokens.len() == 2 {
+                        let device: usize = tokens[1].parse()?;
+                        Ok(Device::Xla(device))
+                    } else {
+                        Err(SafetensorError::new_err(format!(
+                            "device {name} is invalid"
+                        )))
+                    }
+                }
                 name => Err(SafetensorError::new_err(format!(
                     "device {name} is invalid"
                 ))),
@@ -330,6 +343,7 @@ impl IntoPy<PyObject> for Device {
             Device::Mps => "mps".into_py(py),
             Device::Npu(n) => format!("npu:{n}").into_py(py),
             Device::Xpu(n) => format!("xpu:{n}").into_py(py),
+            Device::Xla(n) => format!("xla:{n}").into_py(py),
         }
     }
 }