From e47004e10bcf71ffab4f5e779c33193f9f1ddad3 Mon Sep 17 00:00:00 2001
From: jbrockmendel <jbrockmendel@gmail.com>
Date: Wed, 4 Dec 2019 16:29:04 -0800
Subject: [PATCH] Remove legacy scipy compatt

---
 pandas/core/nanops.py | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/pandas/core/nanops.py b/pandas/core/nanops.py
index a2a40bbf93604..9e436ec4c6c13 100644
--- a/pandas/core/nanops.py
+++ b/pandas/core/nanops.py
@@ -1248,10 +1248,9 @@ def _pearson(a, b):
         return np.corrcoef(a, b)[0, 1]
 
     def _kendall(a, b):
+        # kendallttau returns a tuple of the tau statistic and pvalue
         rs = kendalltau(a, b)
-        if isinstance(rs, tuple):
-            return rs[0]
-        return rs
+        return rs[0]
 
     def _spearman(a, b):
         return spearmanr(a, b)[0]