[LNT] r372822 - [LNT] Simplify population of alldata in lF_oneway

[Thomas Preud'homme via llvm-commits]

Author: thopre
Date: Wed Sep 25 01:08:07 2019
New Revision: 372822

URL: http://llvm.org/viewvc/llvm-project?rev=372822&view=rev
Log:
[LNT] Simplify population of alldata in lF_oneway

Summary: Use a simpler iteration to populate alldata list in lF_oneway.

Reviewers: cmatthews, hubert.reinterpretcast, kristof.beyls

Reviewed By: hubert.reinterpretcast

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D67959

Modified:
    lnt/trunk/lnt/external/stats/stats.py

Modified: lnt/trunk/lnt/external/stats/stats.py
URL: http://llvm.org/viewvc/llvm-project/lnt/trunk/lnt/external/stats/stats.py?rev=372822&r1=372821&r2=372822&view=diff
==============================================================================
--- lnt/trunk/lnt/external/stats/stats.py (original)
+++ lnt/trunk/lnt/external/stats/stats.py Wed Sep 25 01:08:07 2019
@@ -1563,8 +1563,8 @@ Returns: F value, one-tailed p-value
 """
     a = len(lists)           # ANOVA on 'a' groups, each in it's own list
     alldata = []
-    for i in range(len(lists)):
-        alldata = alldata + lists[i]
+    for l in lists:
+        alldata.extend(l)
     alldata = N.array(alldata)
     bign = len(alldata)
     sstot = ass(alldata)-(asquare_of_sums(alldata)/float(bign))