Dashboard: fix operation form

2 files changed, 9 insertions, 3 deletions

diff --git a/ishtar_common/models.py b/ishtar_common/models.py
index 3af92a39e..610d92551 100644
--- a/ishtar_common/models.py
+++ b/ishtar_common/models.py
@@ -1800,7 +1800,7 @@ class DashboardFormItem(object):
         return q.order_by('pk').distinct('pk')
 
     @classmethod
-    def get_total_number(cls, fltr={}):
+    def get_total_number(cls, fltr=None):
         q = cls.objects
         if fltr:
             q = q.filter(**fltr)
@@ -1809,7 +1809,9 @@ class DashboardFormItem(object):
 
 class Dashboard(object):
     def __init__(self, model, slice='year', date_source=None, show_detail=None,
-                 fltr={}):
+                 fltr=None):
+        if not fltr:
+            fltr = {}
         # don't provide date_source if it is not relevant
         self.model = model
         self.total_number = model.get_total_number(fltr)
diff --git a/ishtar_common/views.py b/ishtar_common/views.py
index 301860ae3..e49918d78 100644
--- a/ishtar_common/views.py
+++ b/ishtar_common/views.py
@@ -204,7 +204,9 @@ account_deletion_wizard = wizards.IshtarUserDeletionWizard.as_view(
     url_name='account_deletion',)
 
 
-def get_autocomplete_generic(model, extra={'available': True}):
+def get_autocomplete_generic(model, extra=None):
+    if not extra:
+        extra = {'available': True}
     def func(request):
         q = request.GET.get('term')
         query = Q(**extra)
@@ -339,6 +341,7 @@ def shortcut_menu(request):
             current_selected_item[model_name] = new_selected_item
     return render(request, 'ishtar/blocks/shortcut_menu.html', dct)
 
+
 CURRENT_ITEM_KEYS = (('file', File),
                      ('operation', Operation),
                      ('contextrecord', ContextRecord),
@@ -585,6 +588,7 @@ def format_val(val):
         val = val.decode('utf-8')
     return unicode(val)
 
+
 HIERARCHIC_LEVELS = 5
 HIERARCHIC_FIELDS = ['periods', 'period', 'unit', 'material_types',
                      'material_type', 'conservatory_state', 'object_types']