From 4953d515c61733237dc78842f0785ddd3e9d69c5 Mon Sep 17 00:00:00 2001
From: Martin <gzlist@googlemail.com>
Date: Mon, 25 Apr 2011 00:38:27 +0100
Subject: Vary fileno attempt exception type to support Python 3

---
 python/subunit/__init__.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'python')

diff --git a/python/subunit/__init__.py b/python/subunit/__init__.py
index 146d2c1..7e2f141 100644
--- a/python/subunit/__init__.py
+++ b/python/subunit/__init__.py
@@ -1137,11 +1137,16 @@ def get_default_formatter():
         return sys.stdout
 
 
+if sys.version_info > (3, 0):
+    from io import UnsupportedOperation as _NoFilenoError
+else:
+    _NoFilenoError = AttributeError
+
 def _make_stream_binary(stream):
     """Ensure that a stream will be binary safe. See _make_binary_on_windows."""
     try:
         fileno = stream.fileno()
-    except AttributeError:
+    except _NoFilenoError:
         return
     _make_binary_on_windows(fileno)
 
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