Refactor tenancy forms

netbox/tenancy/forms/bulk_import.py

@@ -0,0 +1,36 @@
+from extras.forms import CustomFieldModelCSVForm
+from tenancy.models import Tenant, TenantGroup
+from utilities.forms import CSVModelChoiceField, SlugField
+
+__all__ = (
+    'TenantCSVForm',
+    'TenantGroupCSVForm',
+)
+
+
+class TenantGroupCSVForm(CustomFieldModelCSVForm):
+    parent = CSVModelChoiceField(
+        queryset=TenantGroup.objects.all(),
+        required=False,
+        to_field_name='name',
+        help_text='Parent group'
+    )
+    slug = SlugField()
+
+    class Meta:
+        model = TenantGroup
+        fields = ('name', 'slug', 'parent', 'description')
+
+
+class TenantCSVForm(CustomFieldModelCSVForm):
+    slug = SlugField()
+    group = CSVModelChoiceField(
+        queryset=TenantGroup.objects.all(),
+        required=False,
+        to_field_name='name',
+        help_text='Assigned group'
+    )
+
+    class Meta:
+        model = Tenant
+        fields = ('name', 'slug', 'group', 'description', 'comments')