chore: update microbachelors seat types (#4132)

course_discovery/apps/course_metadata/migrations/0336_update_microbachelors_seat_types.py

@@ -0,0 +1,26 @@
+"""
+Migration to remove audit seat type from micro_bachelors program type.
+"""
+from django.db import migrations
+
+
+def update_program_type(apps, schema_editor):  # pylint: disable=unused-argument
+    ProgramType = apps.get_model('course_metadata', 'ProgramType')
+    SeatType = apps.get_model('course_metadata', 'SeatType')
+
+    micro_bachelors = ProgramType.objects.get(slug='microbachelors')
+    verified_seat_type = SeatType.objects.get(slug='verified')
+
+    # Set the applicable seat types for 'MicroBachelors' to only 'verified'
+    micro_bachelors.applicable_seat_types.set([verified_seat_type])
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('course_metadata', '0335_migrateprogramslugconfiguration'),
+    ]
+
+    operations = [
+        migrations.RunPython(update_program_type, migrations.RunPython.noop),
+    ]