X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=sfa%2Frspecs%2Felements%2Fversions%2Fsfav1PLTag.py;h=907c962a7cee82d27196a53e68174be15863edc8;hb=d59f8e0b663b71d8c349017d0ecb37cb6bc527a1;hp=b523124ffe2fdf670fb37e38d2cc7266f885cce2;hpb=3159d2c474d80bf0fb52040a0105a44f49314436;p=sfa.git

diff --git a/sfa/rspecs/elements/versions/sfav1PLTag.py b/sfa/rspecs/elements/versions/sfav1PLTag.py
index b523124f..907c962a 100644
--- a/sfa/rspecs/elements/versions/sfav1PLTag.py
+++ b/sfa/rspecs/elements/versions/sfav1PLTag.py
@@ -9,7 +9,8 @@ class SFAv1PLTag:
             pl_tag_elem.set_text(value)
               
     @staticmethod
-    def get_pl_tags(xml, ignore=[]):
+    def get_pl_tags(xml, ignore=None):
+        if ignore is None: ignore=[]
         pl_tags = []
         for elem in xml.iterchildren():
             if elem.tag not in ignore: