Start modification to class based structure

Author: daquinteroflex

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "packages/tidy3d"]
+	path = packages/tidy3d
+	url = git@github.com:flexcompute/tidy3d.git

autoflex/extractors/core.py

@@ -4,6 +4,7 @@
 from typing import Any, Callable, Dict, List, Optional, Type
 
 from pydantic import BaseModel, ConfigDict, create_model, Field
+from pydantic._internal.
 from pydantic.fields import FieldInfo
 from typing_extensions import TypeGuard
 

autoflex/types/__init__.py

@@ -1,3 +1,4 @@
+from autoflex.types.input import AutoflexInputClassTypes
 from autoflex.types.property import PhysicalProperty, Property, PropertyTypes
 from autoflex.types.descriptors import Symbolic, SymbolicTypes, Unit, UnitTypes
 from autoflex.types.field_info import PhysicalFieldInfo, FieldTypes

autoflex/types/input.py

@@ -0,0 +1,10 @@
+import pydantic as pd
+import pydantic.v1 as pd1
+
+AutoflexInputClassTypes = \
+    pd._internal._model_construction.ModelMetaclass |
+    pd1._internal._model_construction.ModelMetaclass |
+    pd.BaseModel |
+    pd1.BaseModel
+
+

docs/examples/tidy3d.rst

@@ -4,3 +4,4 @@
 
 .. currentmodule:: tidy3d
 
+.. autoflex:: tidy3d.Simulation