btt_plot.py: Use sum() instead of open-coding it to compute list average

Signed-off-by: Vincent Legoll <vincent.legoll@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/btt/btt_plot.py b/btt/btt_plot.py
index 76fcca853bc07aaa4cf96dd1b4fcf174beefd34b..9c6f207318559dc41b665f11984cfc93b2adc86e 100755 (executable)
--- a/btt/btt_plot.py
+++ b/btt/btt_plot.py
@@ -125,10 +125,7 @@ def get_data(files):
                def _avg(vals):
                        """Computes average for array of values passed"""
 
-                       total = 0.0
-                       for val in vals:
-                               total += val
-                       return total / len(vals)
+                       return sum(vals) / len(vals)
 
                #------------------------------------------------------
                if len(xs) < 1000: