fixed error in line 21 of models.py

nishaespera_reading/bookshelf/migrations/0003_alter_books_blurb.py

+# Generated by Django 3.2 on 2023-03-27 12:27
+
+import bookshelf.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bookshelf', '0002_alter_books_blurb'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='books',
+            name='blurb',
+            field=models.TextField(validators=[bookshelf.models.verify_wordCount]),
+        ),
+    ]

nishaespera_reading/bookshelf/models.py

@@ -18,7 +18,7 @@ def verify_int(value):
         raise ValidationError('ISBN must only be integers.')
     
 def verify_wordCount(value):
-    word_count = len(value.split())
+    word_count = str(len(value.split()))
     if word_count < 100:
         raise ValidationError('Word count is less than 100. Required range is 100 to 200 words.')
     if word_count > 200: