Update releaser/src/package_manager/python/mod.rs

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

releaser/src/package_manager/python/mod.rs

@@ -92,13 +92,22 @@ impl PackageManager for PythonPackageManager {
             .output()?;
 
         // Upload the package
-        Command::new(python)
+        let upload_output = Command::new(python)
             .arg("-m")
             .arg("twine")
             .arg("upload")
             .arg("dist/*")
             .current_dir(path)
-            .output()?;
+            .output()
+            .context("Failed to execute twine upload command")?;
+
+        if !upload_output.status.success() {
+            return Err(anyhow::anyhow!(
+                "Twine upload failed with status: {}.\nStderr: {}",
+                upload_output.status,
+                String::from_utf8_lossy(&upload_output.stderr)
+            ));
+        }
 
         Ok(())
     }