From db29c4152d65e2f88677f98d0cc7b4e2fc64b53e Mon Sep 17 00:00:00 2001
From: Sander Roosendaal <roosendaalsander@gmail.com>
Date: Sun, 27 Nov 2016 22:11:24 +0100
Subject: [PATCH] check for nan

---
 rowers/dataprep.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/rowers/dataprep.py b/rowers/dataprep.py
index fe8c7dec..0666a418 100644
--- a/rowers/dataprep.py
+++ b/rowers/dataprep.py
@@ -71,7 +71,10 @@ def nicepaceformat(values):
     return out
 
 def timedeltaconv(x):
-    dt = datetime.timedelta(seconds=x)
+    if not np.isnan(x):
+        dt = datetime.timedelta(seconds=x)
+    else:
+        dt = 350.
 
     return dt