[pre-commit.ci] auto fixes from pre-commit.com hooks

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datamodel_code_generator/model/__init__.py

@@ -3,9 +3,9 @@
 import sys
 from typing import TYPE_CHECKING, Callable, Iterable, List, NamedTuple, Optional, Type
 
+from .. import DatetimeClassType, PythonVersion
 from ..types import DataTypeManager as DataTypeManagerABC
 from .base import ConstraintsBase, DataModel, DataModelFieldBase
-from .. import DatetimeClassType, PythonVersion
 
 if TYPE_CHECKING:
     from .. import DataModelType