From b45e106a2886500cd793462150d726638c13df24 Mon Sep 17 00:00:00 2001
From: Piotr Maslanka <piotr.maslanka@henrietta.com.pl>
Date: Sat, 9 Dec 2017 09:47:18 +0100
Subject: [PATCH] cleanup

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

diff --git a/firanka/ranges.py b/firanka/ranges.py
index b68067b..908d646 100644
--- a/firanka/ranges.py
+++ b/firanka/ranges.py
@@ -79,7 +79,10 @@ class Range(object):
         :param args:
         """
         args = self.__getargs(args)
-        q = lambda a, b, args: args[a] and math.isinf(args[b])
+
+        def q(a, b, args):
+            return args[a] and math.isinf(args[b])
+
         if q(2, 0, args) or q(3, 1, args):
             raise ValueError('Set with sharp closing but infinity set')
 
-- 
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