From 658e9bce806cac8f68f7808d8df60d410440a8cb Mon Sep 17 00:00:00 2001
From: hanna julienne <hanna.julienne@pasteur.fr>
Date: Tue, 17 Apr 2018 10:00:54 +0200
Subject: [PATCH] sort position inplace before returning results

---
 impute_jass/impute_jass/imputation_launcher.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/impute_jass/impute_jass/imputation_launcher.py b/impute_jass/impute_jass/imputation_launcher.py
index 3f3ce81..d1759d9 100644
--- a/impute_jass/impute_jass/imputation_launcher.py
+++ b/impute_jass/impute_jass/imputation_launcher.py
@@ -71,7 +71,7 @@ class ImputationLauncher(object):
             ld_batch = imputer(ld_file)
             zscore_results = pd.concat([zscore_results, ld_batch])
 
-        zscore_results.sort_values(by="pos")
+        zscore_results.sort_values(by="pos", inplace=True)
         zscore_results = realigned_zfiles_on_panel(ref_panel, zscore_results)
         return zscore_results
 
-- 
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