[incubator-superset] branch master updated: [bugfix] empty From date filter NoneType error (#3633)

[ma...@apache.org]

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maximebeauchemin pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-superset.git


The following commit(s) were added to refs/heads/master by this push:
     new ca67a7a  [bugfix] empty From date filter NoneType error (#3633)
ca67a7a is described below

commit ca67a7a4e983d7fa88f5885ab9393bb7e7f27c5b
Author: Maxime Beauchemin <ma...@gmail.com>
AuthorDate: Mon Oct 9 20:59:11 2017 -0700

    [bugfix] empty From date filter NoneType error (#3633)
    
    Error "AttributeError: 'NoneType' object has no attribute 'split'" is
    fired.
---
 superset/viz.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/superset/viz.py b/superset/viz.py
index 953d815..a800bc0 100644
--- a/superset/viz.py
+++ b/superset/viz.py
@@ -158,10 +158,11 @@ class BaseViz(object):
         until = form_data.get("until", "now")
 
         # Backward compatibility hack
-        since_words = since.split(' ')
-        grains = ['days', 'years', 'hours', 'day', 'year', 'weeks']
-        if (len(since_words) == 2 and since_words[1] in grains):
-            since += ' ago'
+        if since:
+            since_words = since.split(' ')
+            grains = ['days', 'years', 'hours', 'day', 'year', 'weeks']
+            if (len(since_words) == 2 and since_words[1] in grains):
+                since += ' ago'
 
         from_dttm = utils.parse_human_datetime(since)
 

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