From c1ba124cded2ad8cc3cb0112fb30be167da819dc Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Mon, 12 Jun 2017 16:44:47 +0100
Subject: [PATCH] euler-py: fix RuboCop warnings.

---
 Formula/euler-py.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Formula/euler-py.rb b/Formula/euler-py.rb
index d1fa2850063..cd7f51800b0 100644
--- a/Formula/euler-py.rb
+++ b/Formula/euler-py.rb
@@ -42,6 +42,6 @@ class EulerPy < Formula
       stdin.close
       assert_match 'Successfully created "001.py".', stdout.read
     end
-    assert_equal 0, $?.exitstatus
+    assert_equal 0, $CHILD_STATUS.exitstatus
   end
 end