From 7c4a294323e49767649857337820456cab980c5b Mon Sep 17 00:00:00 2001
From: Aurantium-47 <280805072+Aurantium-47@users.noreply.github.com>
Date: Mon, 12 Oct 2026 23:03:20 +0800
Subject: [PATCH] Fix tab-separated PO locations with enclosed filenames

Assisted-by: OpenAI GPT-6 <noreply@openai.com>
---
 babel/messages/pofile.py      |  2 +-
 tests/messages/test_pofile.py | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/babel/messages/pofile.py b/babel/messages/pofile.py
index 27f113ddf..aa1cf89f3 100644
--- a/babel/messages/pofile.py
+++ b/babel/messages/pofile.py
@@ -116,7 +116,7 @@ def _extract_locations(line: str) -> list[str]:
                 )
             in_filename = False
             continue
-        elif c == " ":
+        elif c in " \t":
             if in_filename:
                 location += c
             elif location:
diff --git a/tests/messages/test_pofile.py b/tests/messages/test_pofile.py
index 0f4b483cf..30dc4d57d 100644
--- a/tests/messages/test_pofile.py
+++ b/tests/messages/test_pofile.py
@@ -32,6 +32,26 @@ def test_enclosed_filenames_in_location_comment():
     assert True is catalog.is_identical(catalog2)
 
 
+@pytest.mark.parametrize("separator", ["\t", " \t "])
+def test_read_po_with_tab_separated_locations(separator):
+    locations = separator.join(
+        [
+            "plain.py:1",
+            "\u2068with space.py\u2069:2",
+            "\u2068with\ttab.py\u2069:3",
+            "last.py:4",
+        ],
+    )
+    catalog = pofile.read_po(StringIO(f'#: {locations}\nmsgid "foo"\nmsgstr "bar"\n'))
+
+    assert catalog["foo"].locations == [
+        ("plain.py", 1),
+        ("with space.py", 2),
+        ("with\ttab.py", 3),
+        ("last.py", 4),
+    ]
+
+
 def test_unescape():
     escaped = '"Say:\\n  \\"hello, world!\\"\\n"'
     unescaped = 'Say:\n  "hello, world!"\n'