fix some complexity issues

tests/test_model_definition.py

@@ -1,5 +1,4 @@
 import datetime
-from typing import ClassVar
 
 import pydantic
 import pytest
@@ -17,7 +16,7 @@ class ExampleModel(Model):
     __metadata__ = metadata
     test = fields.Integer(primary_key=True)
     test_string = fields.String(length=250)
-    test_text = fields.Text(default='')
+    test_text = fields.Text(default="")
     test_bool = fields.Boolean(nullable=False)
     test_float = fields.Float()
     test_datetime = fields.DateTime(default=datetime.datetime.now)
@@ -28,33 +27,42 @@ class ExampleModel(Model):
     test_decimal = fields.Decimal(length=10, precision=2)
 
 
-fields_to_check = ['test', 'test_text', 'test_string', 'test_datetime', 'test_date', 'test_text', 'test_float',
-                   'test_bigint', 'test_json']
+fields_to_check = [
+    "test",
+    "test_text",
+    "test_string",
+    "test_datetime",
+    "test_date",
+    "test_text",
+    "test_float",
+    "test_bigint",
+    "test_json",
+]
 
 
 class ExampleModel2(Model):
     __tablename__ = "example2"
     __metadata__ = metadata
-    test = fields.Integer(name='test12', primary_key=True)
-    test_string = fields.String('test_string2', length=250)
+    test = fields.Integer(name="test12", primary_key=True)
+    test_string = fields.String("test_string2", length=250)
 
 
 @pytest.fixture()
 def example():
-    return ExampleModel(pk=1, test_string='test', test_bool=True)
+    return ExampleModel(pk=1, test_string="test", test_bool=True)
 
 
 def test_not_nullable_field_is_required():
     with pytest.raises(pydantic.error_wrappers.ValidationError):
-        ExampleModel(test=1, test_string='test')
+        ExampleModel(test=1, test_string="test")
 
 
 def test_model_attribute_access(example):
     assert example.test == 1
-    assert example.test_string == 'test'
+    assert example.test_string == "test"
     assert example.test_datetime.year == datetime.datetime.now().year
     assert example.test_date == datetime.date.today()
-    assert example.test_text == ''
+    assert example.test_text == ""
     assert example.test_float is None
     assert example.test_bigint == 0
     assert example.test_json == {}
@@ -63,7 +71,7 @@ def test_model_attribute_access(example):
     assert example.test == 12
 
     example.new_attr = 12
-    assert 'new_attr' in example.__dict__
+    assert "new_attr" in example.__dict__
 
 
 def test_primary_key_access_and_setting(example):
@@ -87,44 +95,54 @@ def test_sqlalchemy_table_is_created(example):
 
 def test_double_column_name_in_model_definition():
     with pytest.raises(ModelDefinitionError):
+
         class ExampleModel2(Model):
             __tablename__ = "example3"
             __metadata__ = metadata
-            test_string = fields.String('test_string2', name='test_string2', length=250)
+            test_string = fields.String("test_string2", name="test_string2", length=250)
 
 
 def test_no_pk_in_model_definition():
     with pytest.raises(ModelDefinitionError):
+
         class ExampleModel2(Model):
             __tablename__ = "example3"
             __metadata__ = metadata
-            test_string = fields.String(name='test_string2', length=250)
+            test_string = fields.String(name="test_string2", length=250)
 
 
 def test_setting_pk_column_as_pydantic_only_in_model_definition():
     with pytest.raises(ModelDefinitionError):
+
         class ExampleModel2(Model):
             __tablename__ = "example4"
             __metadata__ = metadata
-            test = fields.Integer(name='test12', primary_key=True, pydantic_only=True)
+            test = fields.Integer(name="test12", primary_key=True, pydantic_only=True)
 
 
 def test_decimal_error_in_model_definition():
     with pytest.raises(ModelDefinitionError):
+
         class ExampleModel2(Model):
             __tablename__ = "example4"
             __metadata__ = metadata
-            test = fields.Decimal(name='test12', primary_key=True)
+            test = fields.Decimal(name="test12", primary_key=True)
 
 
 def test_string_error_in_model_definition():
     with pytest.raises(ModelDefinitionError):
+
         class ExampleModel2(Model):
             __tablename__ = "example4"
             __metadata__ = metadata
-            test = fields.String(name='test12', primary_key=True)
+            test = fields.String(name="test12", primary_key=True)
 
 
 def test_json_conversion_in_model():
     with pytest.raises(pydantic.ValidationError):
-        ExampleModel(test_json=datetime.datetime.now(), test=1, test_string='test', test_bool=True)
+        ExampleModel(
+            test_json=datetime.datetime.now(),
+            test=1,
+            test_string="test",
+            test_bool=True,
+        )