From d62548afede899e71e59a2a0b31f19fdf031c560 Mon Sep 17 00:00:00 2001
From: Ethan Furman <ethan@stoneleaf.us>
Date: Sat, 4 Jun 2016 14:38:43 -0700
Subject: issue27186: add open/io.open; patch by Jelle Zijlstra

---
 Lib/_pyio.py | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'Lib/_pyio.py')

diff --git a/Lib/_pyio.py b/Lib/_pyio.py
index 7b89347a4c..40df79d345 100644
--- a/Lib/_pyio.py
+++ b/Lib/_pyio.py
@@ -161,6 +161,8 @@ def open(file, mode="r", buffering=-1, encoding=None, errors=None,
     opened in a text mode, and for bytes a BytesIO can be used like a file
     opened in a binary mode.
     """
+    if not isinstance(file, int):
+        file = os.fspath(file)
     if not isinstance(file, (str, bytes, int)):
         raise TypeError("invalid file: %r" % file)
     if not isinstance(mode, str):
-- 
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