From 36bed8a25f0c0d255af94e90b533881d821e676a Mon Sep 17 00:00:00 2001
From: Brett Cannon <bcannon@gmail.com>
Date: Sun, 3 Aug 2008 23:52:32 +0000
Subject: [PATCH] Remove a use of callable() in fileinput to silence a -3
 warning.

---
 Lib/fileinput.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lib/fileinput.py b/Lib/fileinput.py
index 19932ca8e64..ba485752092 100644
--- a/Lib/fileinput.py
+++ b/Lib/fileinput.py
@@ -226,7 +226,7 @@ class FileInput:
         self._mode = mode
         if inplace and openhook:
             raise ValueError("FileInput cannot use an opening hook in inplace mode")
-        elif openhook and not callable(openhook):
+        elif openhook and not hasattr(openhook, '__call__'):
             raise ValueError("FileInput openhook must be callable")
         self._openhook = openhook