From b9d6a9a615657d9fa5e837f9f79c8b18115ed344 Mon Sep 17 00:00:00 2001
From: Antoine CARME <antoine.carme@outlook.com>
Date: Thu, 9 Mar 2023 01:40:44 +0100
Subject: [PATCH] Python 3.11 support #227. Warning hunt (WIP).

---
 pyaf/TS/Perf.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pyaf/TS/Perf.py b/pyaf/TS/Perf.py
index f6dce3a90..9a31a8650 100644
--- a/pyaf/TS/Perf.py
+++ b/pyaf/TS/Perf.py
@@ -127,6 +127,10 @@ def compute_LnQ(self, signal , estimator):
         return self.mLnQ
 
     def compute_KS_Kendall_MWU_AUC(self, signal , estimator):
+        min_signal , max_signal = signal.min(), signal.max()
+        self.mKS, self.mMWU, self.mAUC = 0.0, 0.0, 0.0
+        if((max_signal - min_signal) < 0.001):
+            return 
         from scipy.stats import mannwhitneyu, kendalltau, kstest
         lKSTest = kstest(signal, estimator, method='asymp')
         self.mKS = lKSTest.statistic