From ef11f5e40ec0b8ef90a00b9d98d81cca2ff5d8d9 Mon Sep 17 00:00:00 2001
From: BonfaceKilz
Date: Wed, 7 Oct 2020 15:58:14 +0300
Subject: Convert cmp function into a key function

* wqflask/wqflask/correlation_matrix/show_corr_matrix.py
(sortEigenVectors): Convert the comparison function into a key
function. See:
https://docs.python.org/3/howto/sorting.html#the-old-way-using-the-cmp-parameter
---
 wqflask/wqflask/correlation_matrix/show_corr_matrix.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wqflask/wqflask/correlation_matrix/show_corr_matrix.py b/wqflask/wqflask/correlation_matrix/show_corr_matrix.py
index c0d84aa2..f24b9f7f 100644
--- a/wqflask/wqflask/correlation_matrix/show_corr_matrix.py
+++ b/wqflask/wqflask/correlation_matrix/show_corr_matrix.py
@@ -28,6 +28,7 @@ import utility.logger
 
 from base import data_set
 from functools import reduce
+from functools import cmp_to_key
 from rpy2.robjects.packages import importr
 
 from utility import webqtlUtil
@@ -268,7 +269,7 @@ def sortEigenVectors(vector):
         for item in eigenValues:
             combines.append([eigenValues[i], eigenVectors[i]])
             i += 1
-        combines.sort(webqtlUtil.cmpEigenValue)
+        sorted(combines, key=cmp_to_key(webqtlUtil.cmpEigenValue))
         A = []
         B = []
         for item in combines:
-- 
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