From f829e951a7988cfc228af56fbcf17057cb61c06c Mon Sep 17 00:00:00 2001
From: Francois Fleuret <francois@fleuret.org>
Date: Fri, 16 Jun 2017 13:14:44 +0200
Subject: [PATCH] Added elapsed time in logging.

---
 cnn-svrt.py | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/cnn-svrt.py b/cnn-svrt.py
index 694f035..aa3690d 100755
--- a/cnn-svrt.py
+++ b/cnn-svrt.py
@@ -78,11 +78,20 @@ args = parser.parse_args()
 ######################################################################
 
 log_file = open(args.log_file, 'w')
+pred_log_t = None
 
 print(Fore.RED + 'Logging into ' + args.log_file + Style.RESET_ALL)
 
 def log_string(s):
-    s = Fore.GREEN + time.ctime() + Style.RESET_ALL + ' ' + s
+    global pred_log_t
+    t = time.time()
+
+    if pred_log_t is None:
+        elapsed = 'start'
+    else:
+        elapsed = '+{:.02f}s'.format(t - pred_log_t)
+    pred_log_t = t
+    s = Fore.BLUE + time.ctime() + ' ' + Fore.GREEN + elapsed + Style.RESET_ALL + ' ' + s
     log_file.write(s + '\n')
     log_file.flush()
     print(s)
-- 
2.20.1