Fixed #32262 -- Fixed migration optimization for model creation and Meta options removal.

django/db/migrations/operations/models.py

@@ -137,11 +137,15 @@ class CreateModel(ModelOperation):
                 ),
             ]
         elif isinstance(operation, AlterModelOptions) and self.name_lower == operation.name_lower:
+            options = {**self.options, **operation.options}
+            for key in operation.ALTER_OPTION_KEYS:
+                if key not in operation.options:
+                    options.pop(key, None)
             return [
                 CreateModel(
                     self.name,
                     fields=self.fields,
-                    options={**self.options, **operation.options},
+                    options=options,
                     bases=self.bases,
                     managers=self.managers,
                 ),

tests/migrations/test_optimizer.py

@@ -119,6 +119,42 @@ class OptimizerTests(SimpleTestCase):
             ]
         )
 
+    def test_create_model_and_remove_model_options(self):
+        self.assertOptimizesTo(
+            [
+                migrations.CreateModel(
+                    'MyModel',
+                    fields=[],
+                    options={'verbose_name': 'My Model'},
+                ),
+                migrations.AlterModelOptions('MyModel', options={}),
+            ],
+            [migrations.CreateModel('MyModel', fields=[])],
+        )
+        self.assertOptimizesTo(
+            [
+                migrations.CreateModel(
+                    'MyModel',
+                    fields=[],
+                    options={
+                        'verbose_name': 'My Model',
+                        'verbose_name_plural': 'My Model plural',
+                    },
+                ),
+                migrations.AlterModelOptions(
+                    'MyModel',
+                    options={'verbose_name': 'My Model'},
+                ),
+            ],
+            [
+                migrations.CreateModel(
+                    'MyModel',
+                    fields=[],
+                    options={'verbose_name': 'My Model'},
+                ),
+            ],
+        )
+
     def _test_create_alter_foo_delete_model(self, alter_foo):
         """
         CreateModel, AlterModelTable, AlterUniqueTogether/AlterIndexTogether/