From 07767359bc957dc4ba801b9ced3188900d4fe08f Mon Sep 17 00:00:00 2001
From: Justin Israel <justinisrael@gmail.com>
Date: Wed, 8 Sep 2021 07:28:03 +1200
Subject: [PATCH] py2: Update asString to convert derived types to bytes (#106)

---
 src/fileseq/utils.py |  4 +++-
 test/test_unit.py    | 11 +++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/fileseq/utils.py b/src/fileseq/utils.py
index a8b034b..4a21f45 100644
--- a/src/fileseq/utils.py
+++ b/src/fileseq/utils.py
@@ -321,7 +321,9 @@ def asString(obj):
         return obj
     # derived type check
     elif isinstance(obj, bytes):
-        if not futils.PY2:
+        if futils.PY2:
+            obj = bytes(obj)
+        else:
             obj = obj.decode(FILESYSTEM_ENCODING)
     else:
         obj = futils.text_type(obj)
diff --git a/test/test_unit.py b/test/test_unit.py
index c64f2da..ceb6270 100755
--- a/test/test_unit.py
+++ b/test/test_unit.py
@@ -112,6 +112,17 @@ def testXrange(self):
             self.assertEqual(len(expected), len(actual))
             self.assertEqual(expected, list(actual))
 
+    def testAsString(self):
+        expect = "my string"
+        custom = _CustomPathString(expect)
+        self.assertEqual(expect, custom)
+
+        # https://github.com/justinfx/fileseq/issues/106
+        actual = utils.asString(custom)
+        self.assertEqual(expect, actual)
+        self.assertIsInstance(actual, str)
+        self.assertNotIsInstance(actual, _CustomPathString)
+
 
 class TestFrameSet(unittest.TestCase):