修改django版本判断

xadmin/util.py

@@ -16,6 +16,7 @@
 from django.forms import Media
 from django.utils.translation import get_language
 from django.contrib.admin.utils import label_for_field, help_text_for_field
+from django import VERSION as version
 import datetime
 import decimal
 
@@ -34,7 +35,7 @@
 except ImportError:
     from django.utils.timezone import localtime as tz_localtime
 
-if django.get_version() < '1.11':
+if version[1] < 11:
     DJANGO_11 = False
 else:
     DJANGO_11 = True
@@ -292,7 +293,7 @@ def lookup_field(name, obj, model_admin=None):
                 model_admin is not None
                 and hasattr(model_admin, name)
                 and name not in ('__str__', '__unicode__')
-                ):
+        ):
             attr = getattr(model_admin, name)
             value = attr(obj)
         else: