From 8a0e1fde33c2988f93c0a50fdede57790863534a Mon Sep 17 00:00:00 2001
From: Charlie Marsh <charlie.r.marsh@gmail.com>
Date: Fri, 6 Sep 2024 18:03:52 -0400
Subject: [PATCH] Write trailing newline to `.python-version` files (#7140)

## Summary

Closes https://github.com/astral-sh/uv/issues/7135.
---
 crates/uv-python/src/version_files.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/crates/uv-python/src/version_files.rs b/crates/uv-python/src/version_files.rs
index eb1bdff52..50f0cb3ee 100644
--- a/crates/uv-python/src/version_files.rs
+++ b/crates/uv-python/src/version_files.rs
@@ -1,3 +1,4 @@
+use std::ops::Add;
 use std::path::{Path, PathBuf};
 
 use fs_err as fs;
@@ -146,6 +147,7 @@ impl PythonVersionFile {
                 .iter()
                 .map(PythonRequest::to_canonical_string)
                 .join("\n")
+                .add("\n")
                 .as_bytes(),
         )
         .await