🗑️ Deprecate Python 3.6 and upgrade Poetry and Poetry Version Plugin (#627)

sqlmodel/main.py

@@ -11,6 +11,7 @@ from typing import (
     Callable,
     ClassVar,
     Dict,
+    ForwardRef,
     List,
     Mapping,
     Optional,
@@ -29,7 +30,7 @@ from pydantic.fields import SHAPE_SINGLETON
 from pydantic.fields import FieldInfo as PydanticFieldInfo
 from pydantic.fields import ModelField, Undefined, UndefinedType
 from pydantic.main import ModelMetaclass, validate_model
-from pydantic.typing import ForwardRef, NoArgAnyCallable, resolve_annotations
+from pydantic.typing import NoArgAnyCallable, resolve_annotations
 from pydantic.utils import ROOT_KEY, Representation
 from sqlalchemy import Boolean, Column, Date, DateTime
 from sqlalchemy import Enum as sa_Enum