From 2382bbcce9ef9966af3a90534e8a1438f5f4f5e6 Mon Sep 17 00:00:00 2001
From: Matthias Bernt <m.bernt@ufz.de>
Date: Mon, 29 Jul 2024 12:57:56 +0200
Subject: [PATCH] add missing file

---
 planemo/linters/util.py | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 planemo/linters/util.py

diff --git a/planemo/linters/util.py b/planemo/linters/util.py
new file mode 100644
index 000000000..eeab46235
--- /dev/null
+++ b/planemo/linters/util.py
@@ -0,0 +1,16 @@
+from typing import (
+    Optional,
+    TYPE_CHECKING,
+)
+
+if TYPE_CHECKING:
+    from galaxy.tool_util.parser.interface import ToolSource
+    from galaxy.util import Element
+
+
+def xml_node_from_toolsource(tool_source: "ToolSource", tag: "str") -> Optional["Element"]:
+    node = None
+    xml_tree = getattr(tool_source, "xml_tree", None)
+    if xml_tree:
+        node = root.find(tag)
+    return node
\ No newline at end of file