Ignore UV_PYTHON_CACHE_DIR when empty (#14336)

To match our semantics elsewhere
2025-06-28 09:42:27 -05:00
parent 608a1020c6
commit 0cfbdcec09
1 changed files with 3 additions and 1 deletions
@@ -772,7 +772,9 @@ impl ManagedPythonDownload {

        let temp_dir = tempfile::tempdir_in(scratch_dir).map_err(Error::DownloadDirError)?;

-        if let Some(python_builds_dir) = env::var_os(EnvVars::UV_PYTHON_CACHE_DIR) {
+        if let Some(python_builds_dir) =
+            env::var_os(EnvVars::UV_PYTHON_CACHE_DIR).filter(|s| !s.is_empty())
+        {
            let python_builds_dir = PathBuf::from(python_builds_dir);
            fs_err::create_dir_all(&python_builds_dir)?;
            let hash_prefix = match self.sha256 {