TextField: blank=True, null=True -> blank=True, default=""

1 files changed, 14 insertions, 14 deletions

diff --git a/archaeological_context_records/models.py b/archaeological_context_records/models.py
index 715e6286c..56dc66340 100644
--- a/archaeological_context_records/models.py
+++ b/archaeological_context_records/models.py
@@ -81,8 +81,8 @@ class Dating(models.Model):
     quality = models.ForeignKey(DatingQuality, verbose_name=_("Quality"),
                                 on_delete=models.SET_NULL,
                                 blank=True, null=True)
-    precise_dating = models.TextField(_("Precise dating"), blank=True,
-                                      null=True)
+    precise_dating = models.TextField(
+        _("Precise dating"), blank=True, default="")
     objects = UUIDModelManager()
     ASSOCIATED_ALT_NAMES = {
         'datings__period': SearchAltName(
@@ -530,7 +530,7 @@ class ContextRecord(BulkUpdatedItem, DocumentItem, BaseHistorizedItem,
 
     # fields
     uuid = models.UUIDField(default=uuid.uuid4)
-    external_id = models.TextField(_("External ID"), blank=True, null=True)
+    external_id = models.TextField(_("External ID"), blank=True, default="")
     auto_external_id = models.BooleanField(
         _("External ID is set automatically"), default=False)
     parcel = models.ForeignKey(
@@ -546,8 +546,8 @@ class ContextRecord(BulkUpdatedItem, DocumentItem, BaseHistorizedItem,
         on_delete=models.SET_NULL,
         blank=True, null=True, related_name='context_records')
     label = models.CharField(_("ID"), max_length=200)
-    description = models.TextField(_("Description"), blank=True, null=True)
-    comment = models.TextField(_("General comment"), blank=True, null=True)
+    description = models.TextField(_("Description"), blank=True, default="")
+    comment = models.TextField(_("General comment"), blank=True, default="")
     opening_date = models.DateField(_("Opening date"),
                                     blank=True, null=True)
     closing_date = models.DateField(_("Closing date"), blank=True, null=True)
@@ -561,19 +561,19 @@ class ContextRecord(BulkUpdatedItem, DocumentItem, BaseHistorizedItem,
         _("Depth of appearance (m)"), blank=True, null=True)
     surface = models.IntegerField(_("Surface (m2)"), blank=True, null=True)
     location = models.TextField(
-        _("Location"), blank=True, null=True,
+        _("Location"), blank=True, default="",
         help_text=_("A short description of the location of the context "
                     "record"))
     datings = models.ManyToManyField(Dating, related_name='context_records')
     documentations = models.ManyToManyField(DocumentationType, blank=True)
-    datings_comment = models.TextField(_("Comment on datings"), blank=True,
-                                       null=True)
+    datings_comment = models.TextField(
+        _("Comment on datings"), blank=True, default="")
     unit = models.ForeignKey(Unit, verbose_name=_("Context record type"),
                              on_delete=models.SET_NULL,
                              related_name='+', blank=True, null=True)
-    filling = models.TextField(_("Filling"), blank=True, null=True)
-    interpretation = models.TextField(_("Interpretation"), blank=True,
-                                      null=True)
+    filling = models.TextField(_("Filling"), blank=True, default="")
+    interpretation = models.TextField(
+        _("Interpretation"), blank=True, default="")
     taq = models.IntegerField(
         _("TAQ"), blank=True, null=True,
         help_text=_("\"Terminus Ante Quem\" the context record can't have "
@@ -608,14 +608,14 @@ class ContextRecord(BulkUpdatedItem, DocumentItem, BaseHistorizedItem,
         Document, related_name='main_image_context_records',
         on_delete=models.SET_NULL,
         verbose_name=_("Main image"), blank=True, null=True)
-    cached_label = models.TextField(_("Cached name"), null=True, blank=True,
+    cached_label = models.TextField(_("Cached name"), blank=True, default="",
                                     db_index=True)
     cached_periods =  models.TextField(
-        _("Cached periods label"), blank=True, null=True,
+        _("Cached periods label"), blank=True, default="",
         help_text=_("Generated automatically - do not edit")
     )
     cached_related_context_records = models.TextField(
-        _("Cached related context records"), blank=True, null=True,
+        _("Cached related context records"), blank=True, default="",
         help_text=_("Generated automatically - do not edit")
     )