From c8124e9fc297f248bf8c2c88b81975c2d05355d7 Mon Sep 17 00:00:00 2001
From: JensDiemer <git@jensdiemer.de>
Date: Sun, 25 Oct 2020 16:20:00 +0100
Subject: [PATCH 1/3] Bugfix init: move Database access from checks into
 post-migate signal

---
 inventory/apps.py    |  1 +
 inventory/checks.py  | 26 +-------------------------
 inventory/signals.py | 15 +++++++++++++++
 3 files changed, 17 insertions(+), 25 deletions(-)
 create mode 100644 inventory/signals.py

diff --git a/inventory/apps.py b/inventory/apps.py
index 2ee050d..8f8b12f 100644
--- a/inventory/apps.py
+++ b/inventory/apps.py
@@ -16,3 +16,4 @@ class InventoryConfig(AppConfig):
 
     def ready(self):
         import inventory.checks  # noqa
+        import inventory.signals  # noqa
diff --git a/inventory/checks.py b/inventory/checks.py
index cd0ffc0..5d83730 100644
--- a/inventory/checks.py
+++ b/inventory/checks.py
@@ -1,8 +1,6 @@
 from pathlib import Path
 
-from django.core.checks import Error, Warning, register
-
-from inventory.permissions import get_or_create_normal_user_group, setup_normal_user_permissions
+from django.core.checks import Error, register
 
 
 @register()
@@ -17,25 +15,3 @@ def inventory_checks(app_configs, **kwargs):
             )
         )
     return errors
-
-
-@register()
-def inventory_user_groups(app_configs, **kwargs):
-    """
-    Setup PyInventory user groups
-    """
-    warnings = []
-
-    normal_user_group, created = get_or_create_normal_user_group()
-    if created:
-        warnings.append(
-            Warning(f'User group {normal_user_group} created')
-        )
-
-    updated = setup_normal_user_permissions(normal_user_group)
-    if updated:
-        warnings.append(
-            Warning(f'Update permissions for {normal_user_group}')
-        )
-
-    return warnings
diff --git a/inventory/signals.py b/inventory/signals.py
new file mode 100644
index 0000000..a397192
--- /dev/null
+++ b/inventory/signals.py
@@ -0,0 +1,15 @@
+from django.db.models.signals import post_migrate
+from django.dispatch import receiver
+
+from inventory.permissions import get_or_create_normal_user_group, setup_normal_user_permissions
+
+
+@receiver(post_migrate)
+def post_migrate_callback(sender, **kwargs):
+    normal_user_group, created = get_or_create_normal_user_group()
+    if created:
+        print(f'User group {normal_user_group} created')
+
+    updated = setup_normal_user_permissions(normal_user_group)
+    if updated:
+        print(f'Update permissions for {normal_user_group}')

From c7ae715b96a58d517987268dd865db40c478276f Mon Sep 17 00:00:00 2001
From: JensDiemer <git@jensdiemer.de>
Date: Sun, 25 Oct 2020 16:26:05 +0100
Subject: [PATCH 2/3] write start information to stderr

for e.g.: `./manage.sh dumpdata>dumpdata.json` ;)
---
 inventory_project/__init__.py | 2 +-
 inventory_project/settings.py | 5 +++--
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/inventory_project/__init__.py b/inventory_project/__init__.py
index 89b1719..a9a2faa 100644
--- a/inventory_project/__init__.py
+++ b/inventory_project/__init__.py
@@ -11,4 +11,4 @@ from inventory import __version__
 
 if __name__ == 'inventory_project':
     if '--version' not in sys.argv:
-        print(f'PyInventory v{__version__} (Django v{django_version})')
+        print(f'PyInventory v{__version__} (Django v{django_version})', file=sys.stderr)
diff --git a/inventory_project/settings.py b/inventory_project/settings.py
index d44fb6c..e4e7935 100644
--- a/inventory_project/settings.py
+++ b/inventory_project/settings.py
@@ -4,12 +4,13 @@
 
 import logging
 import os as __os
+import sys as __sys
 from pathlib import Path as __Path
 
 from django.utils.translation import ugettext_lazy as _
 
 
-print('Use settings:', __file__)
+print(f'Use settings: {__file__!r}', file=__sys.stderr)
 
 
 # Build paths inside the project:
@@ -117,7 +118,7 @@ else:
             'timeout': 30,
         }
     }
-print(f'Use Database: {DATABASES["default"]["NAME"]!r}')
+print(f'Use Database: {DATABASES["default"]["NAME"]!r}', file=__sys.stderr)
 
 # _____________________________________________________________________________
 # Internationalization

From a6f7b9f239c34f701e51bb8c9330195fadcf31fd Mon Sep 17 00:00:00 2001
From: JensDiemer <git@jensdiemer.de>
Date: Sun, 25 Oct 2020 16:28:48 +0100
Subject: [PATCH 3/3] Fix https://github.com/radiac/django-tagulous/issues/101

---
 inventory_project/settings.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/inventory_project/settings.py b/inventory_project/settings.py
index e4e7935..1ced0e8 100644
--- a/inventory_project/settings.py
+++ b/inventory_project/settings.py
@@ -217,6 +217,13 @@ TAGULOUS_LABEL_MAX_LENGTH = TAGULOUS_NAME_MAX_LENGTH
 TAGULOUS_SLUG_TRUNCATE_UNIQUE = 5
 TAGULOUS_SLUG_ALLOW_UNICODE = False
 
+SERIALIZATION_MODULES = {
+    'xml':    'tagulous.serializers.xml_serializer',
+    'json':   'tagulous.serializers.json',
+    'python': 'tagulous.serializers.python',
+    'yaml':   'tagulous.serializers.pyyaml',
+}
+
 # _____________________________________________________________________________
 # cut 'pathname' in log output