From 45ac47c0b2798cc3a29cf5111694aba5e9347e08 Mon Sep 17 00:00:00 2001
From: Guido van Rossum <guido@python.org>
Date: Wed, 8 Oct 1997 15:22:32 +0000
Subject: Allow open file as parameter (must be seekable) (Jack)

---
 Lib/imghdr.py | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/Lib/imghdr.py b/Lib/imghdr.py
index c320594..422471f 100644
--- a/Lib/imghdr.py
+++ b/Lib/imghdr.py
@@ -2,13 +2,19 @@
 
 
 #-------------------------#
-# Recognize sound headers #
+# Recognize image headers #
 #-------------------------#
 
-def what(filename, h=None):
+def what(file, h=None):
 	if h is None:
-		f = open(filename, 'r')
-		h = f.read(32)
+		if type(file) == type(''):
+			f = open(file, 'rb')
+			h = f.read(32)
+		else:
+			location = file.tell()
+			h = file.read(32)
+			file.seek(location)
+			f = None	
 	else:
 		f = None
 	try:
-- 
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