Issue #23681: Fixed Python 2 to 3 poring bugs.

Indexing bytes retiurns an integer, not bytes.

1 files changed, 2 insertions, 5 deletions

diff --git a/Lib/sunau.py b/Lib/sunau.py
index 3c244925d1..3da41b75e4 100644
--- a/Lib/sunau.py
+++ b/Lib/sunau.py
@@ -210,12 +210,9 @@ class Au_read:
         self._framesize = self._framesize * self._nchannels
         if self._hdr_size > 24:
             self._info = file.read(self._hdr_size - 24)
-            for i in range(len(self._info)):
-                if self._info[i] == b'\0':
-                    self._info = self._info[:i]
-                    break
+            self._info, _, _ = self._info.partition(b'\0')
         else:
-            self._info = ''
+            self._info = b''
         try:
             self._data_pos = file.tell()
         except (AttributeError, OSError):