From 2685d792c73502c5086ab792adaa39d2459843d1 Mon Sep 17 00:00:00 2001 From: Babak Farrokhi Date: Wed, 4 May 2016 12:40:05 +0430 Subject: [PATCH] fix a calculation bug with "-c1" (closes #10) --- dnsping.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/dnsping.py b/dnsping.py index 2e7476b..bbd5b39 100755 --- a/dnsping.py +++ b/dnsping.py @@ -196,7 +196,10 @@ def main(): r_min = min(response_time) r_max = max(response_time) r_avg = sum(response_time) / r_received - r_stddev = stdev(response_time) + if len(response_time) > 1: + r_stddev = stdev(response_time) + else: + r_stddev = 0 else: r_min = 0 r_max = 0