query nothing return nothing

2018-07-02 15:51:10 +08:00 · 2018-07-02 15:51:10 +08:00 · bd26f574a5
commit bd26f574a5
parent 1f3ddf0ff4
1 changed files with 4 additions and 1 deletions
--- a/src/fastwq/service/baicizhan.py
+++ b/src/fastwq/service/baicizhan.py
@ -94,4 +94,7 @@ class Baicizhan(WebService):

    @export(u'单词tv', 7)
    def fld_tv_url(self):
-        return self.get_anki_label(self._get_field('tv'), 'video')
+        video = self._get_field('tv')
+        if video:
+            return self.get_anki_label(video, 'video')
+        return ''