From 07645a252e7454a4711029b45fc778a1b00d2e8f Mon Sep 17 00:00:00 2001
From: Uday Bhaskar <udaybhaskarpaila@gmail.com>
Date: Wed, 24 Jun 2020 12:53:23 +0530
Subject: [PATCH] Update core.py

---
 permute/core.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/permute/core.py b/permute/core.py
index 4569acb4..f087fad0 100644
--- a/permute/core.py
+++ b/permute/core.py
@@ -601,9 +601,9 @@ def one_sample(x, y=None, reps=10**5, stat='mean', alternative="greater",
     tst = tst_fun(z)
     n = len(z)
     if keep_dist:
-        dist = []
+        dist = np.empty(reps)
         for i in range(reps):
-            dist.append(tst_fun(z * (1 - 2 * prng.randint(0, 2, n))))
+            dist[i] = tst_fun(z * (1 - 2 * prng.randint(0, 2, n)))
         hits = np.sum(dist >= tst)
         return thePvalue[alternative](hits / (reps+plus1)), tst, dist
     else: