From 69c7d1cb64a5628c69a3c1533991741bcd91f96b Mon Sep 17 00:00:00 2001
From: Rémi Flamary <remi.flamary@gmail.com>
Date: Wed, 21 Mar 2018 10:58:20 +0100
Subject: pep8 unused variable

---
 ot/externals/funcsigs.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ot/externals/funcsigs.py b/ot/externals/funcsigs.py
index 82a55da..c73fdc9 100644
--- a/ot/externals/funcsigs.py
+++ b/ot/externals/funcsigs.py
@@ -99,7 +99,7 @@ def signature(obj):
         partial_keywords = obj.keywords or {}
         try:
             ba = sig.bind_partial(*partial_args, **partial_keywords)
-        except TypeError as ex:
+        except TypeError:
             msg = 'partial object {0!r} has incorrect arguments'.format(obj)
             raise ValueError(msg)
 
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