gh-75593: Add support of bytes and path-like paths in wave.open() (GH-140951)

Lib/test/test_wave.py

@@ -1,9 +1,11 @@
 import unittest
 from test import audiotests
 from test import support
+from test.support.os_helper import FakePath
 import io
 import os
 import struct
+import tempfile
 import sys
 import wave
 
@@ -206,5 +208,25 @@ def test_open_in_write_raises(self):
             self.assertIsNone(cm.unraisable)
 
 
+class WaveOpen(unittest.TestCase):
+    def test_open_pathlike(self):
+        """It is possible to use `wave.read` and `wave.write` with a path-like object"""
+        with tempfile.NamedTemporaryFile(delete_on_close=False) as fp:
+            cases = (
+                FakePath(fp.name),
+                FakePath(os.fsencode(fp.name)),
+                os.fsencode(fp.name),
+                )
+            for fake_path in cases:
+                with self.subTest(fake_path):
+                    with wave.open(fake_path, 'wb') as f:
+                        f.setnchannels(1)
+                        f.setsampwidth(2)
+                        f.setframerate(44100)
+
+                    with wave.open(fake_path, 'rb') as f:
+                        pass
+
+
 if __name__ == '__main__':
     unittest.main()