created TreeTag model, fixes for addtaxonomy command

core/management/commands/addtaxonomy.py

@@ -3,6 +3,8 @@ import logging
 from django.core.management.base import BaseCommand
 from django.conf import settings
 
+from core.models import TreeTag
+
 
 class Command(BaseCommand):
 
@@ -11,16 +13,20 @@ class Command(BaseCommand):
     def handle(self, *args, **kwargs):
 
         print(self.help)
+        print("Deleting existing instances")
+        TreeTag.objects.all().delete()
+
         file_path = settings.BASE_DIR + '/../datasets/' + settings.TAXONOMY_FILE
         counter = 0
         with open(file_path, 'rt') as data_file:
             print(f"Reading from {settings.TAXONOMY_FILE}")
             for line in data_file.readlines():
                 try:
-                    tag = TagModel.objects.create(name=line)
+                    tag = TreeTag.objects.create(name=line)
                     counter += 1
+                    print('.', end='')
                     logging.debug(f"{tag} created from {line}")
                 except Exception as e:
                     logging.error(f"{type(e)} while creating tags from {settings.TAXONOMY_FILE}")
-            print(f"{counter} new TagModel instances created")
+            print(f"\n{counter} new TreeTag instances created")
         print('Shutting down\n')