4 files changed, 10 insertions, 10 deletions
diff --git a/archaeological_context_records/models.py b/archaeological_context_records/models.py
index 58acfd148..60f8fce1b 100644
--- a/archaeological_context_records/models.py
+++ b/archaeological_context_records/models.py
@@ -34,8 +34,8 @@ from ishtar_common.utils import cached_label_changed
 from ishtar_common.models import Document, GeneralType, \
     BaseHistorizedItem, HistoricalRecords, OwnPerms, ShortMenuItem, \
     GeneralRelationType, GeneralRecordRelations, post_delete_record_relation,\
-    post_save_cache, ValueGetter, BulkUpdatedItem, \
-    RelationItem, Town, get_current_profile, ExternalIdManager
+    post_save_cache, ValueGetter, BulkUpdatedItem, ExternalIdManager, \
+    RelationItem, Town, get_current_profile
 from archaeological_operations.models import Operation, Period, Parcel, \
     ArchaeologicalSite
 
diff --git a/archaeological_finds/models_finds.py b/archaeological_finds/models_finds.py
index 539ba2325..1ef9d5846 100644
--- a/archaeological_finds/models_finds.py
+++ b/archaeological_finds/models_finds.py
@@ -38,14 +38,12 @@ from ishtar_common.alternative_configs import ALTERNATE_CONFIGS
 from ishtar_common.models import Document, GeneralType, \
     HierarchicalType, BaseHistorizedItem, ShortMenuItem, LightHistorizedItem, \
     HistoricalRecords, OwnPerms, Person, Basket, post_save_cache, \
-    ValueGetter, get_current_profile, IshtarSiteProfile
+    ValueGetter, get_current_profile, IshtarSiteProfile, PRIVATE_FIELDS, \
+    SpatialReferenceSystem, BulkUpdatedItem, ExternalIdManager
 
 from archaeological_operations.models import AdministrativeAct, Operation
 from archaeological_context_records.models import ContextRecord, Dating
 
-from ishtar_common.models import PRIVATE_FIELDS, SpatialReferenceSystem, \
-    BulkUpdatedItem, ExternalIdManager
-
 
 class MaterialType(HierarchicalType):
     code = models.CharField(_(u"Code"), max_length=10, blank=True, null=True)
diff --git a/archaeological_finds/models_treatments.py b/archaeological_finds/models_treatments.py
index 93a45164b..6a57a77f5 100644
--- a/archaeological_finds/models_treatments.py
+++ b/archaeological_finds/models_treatments.py
@@ -27,14 +27,13 @@ from django.template.defaultfilters import slugify
 from django.utils.translation import ugettext_lazy as _, pgettext_lazy, \
     activate, deactivate
 
-from ishtar_common.models import ExternalIdManager
 from archaeological_finds.models_finds import Find, FindBasket, TreatmentType
 from archaeological_operations.models import ClosedItem, Operation
 from archaeological_warehouse.models import Warehouse, Container
 from ishtar_common.models import Document, GeneralType, \
     ImageModel, BaseHistorizedItem, OwnPerms, HistoricalRecords, Person, \
     Organization, ValueGetter, post_save_cache, ShortMenuItem, \
-    DashboardFormItem
+    DashboardFormItem, ExternalIdManager
 from ishtar_common.utils import cached_label_changed, get_current_year
 
 
diff --git a/archaeological_operations/models.py b/archaeological_operations/models.py
index c4d7e489c..d3a839558 100644
--- a/archaeological_operations/models.py
+++ b/archaeological_operations/models.py
@@ -84,10 +84,12 @@ class ReportState(GeneralType):
 post_save.connect(post_save_cache, sender=ReportState)
 post_delete.connect(post_save_cache, sender=ReportState)
 
+
 class SiteManager(models.Manager):
     def get_by_natural_key(self, txt_idx):
         return self.get(reference=txt_idx)
 
+
 class RecordQualityType(GeneralType):
     order = models.IntegerField(_(u"Order"))
 
@@ -269,8 +271,8 @@ class ArchaeologicalSite(BaseHistorizedItem, OwnPerms, ValueGetter,
                 ]))
         return name
 
-    def natural_key(self):
-        return (self.reference, )
+    # def natural_key(self):
+    #     return (self.reference, )
 
     @property
     def external_id(self):
@@ -386,6 +388,7 @@ class ClosedItem(object):
                 user = q.all()[0]
         return {'date': date, 'user': user}
 
+
 class OperationManager(models.Manager):
     def get_by_natural_key(self, txt_idx):
         return self.get(code_patriarche=txt_idx)