From cbb8029746400a299b9c65c5cd7be9a38cade189 Mon Sep 17 00:00:00 2001
From: zsloan
Date: Mon, 26 Jul 2021 01:08:19 -0500
Subject: Check if corr_coefficient is NaN, since apparently it's stored as NaN
 instead of None when it can't be calculcated (which was messing up sorting);
 it may also be okay to remove the None check, but leaving it for now (#28)

---
 gn3/computations/correlations.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'gn3/computations')

diff --git a/gn3/computations/correlations.py b/gn3/computations/correlations.py
index bc738a7..56f483c 100644
--- a/gn3/computations/correlations.py
+++ b/gn3/computations/correlations.py
@@ -1,4 +1,5 @@
 """module contains code for correlations"""
+import math
 import multiprocessing
 
 from typing import List
@@ -90,7 +91,7 @@ def compute_sample_r_correlation(trait_name, corr_method, trait_vals,
                                        target_values=sanitized_target_vals,
                                        corr_method=corr_method)
 
-        if corr_coefficient is not None:
+        if corr_coefficient is not None and not math.isnan(corr_coefficient):
             return (trait_name, corr_coefficient, p_value, num_overlap)
     return None
 
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