From 946cfc3e238bbd67ff436af5fd05414bbd2e5a08 Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Wed, 14 May 2014 21:08:33 +0300
Subject: Issue #21075: fileinput.FileInput now reads bytes from standard
 stream if binary mode is specified.  Patch by Sam Kimbrel.

---
 Lib/fileinput.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'Lib/fileinput.py')

diff --git a/Lib/fileinput.py b/Lib/fileinput.py
index de2951844ae..87758ad82b3 100644
--- a/Lib/fileinput.py
+++ b/Lib/fileinput.py
@@ -320,7 +320,10 @@ class FileInput:
             self._backupfilename = 0
             if self._filename == '-':
                 self._filename = '<stdin>'
-                self._file = sys.stdin
+                if 'b' in self._mode:
+                    self._file = sys.stdin.buffer
+                else:
+                    self._file = sys.stdin
                 self._isstdin = True
             else:
                 if self._inplace:
-- 
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