[python-experimental] simplifies type checking (#13437)

* Better control of when to write MetaOapg

* Makes MetaOapg in Schema a type hint rather than assignmnet

* Samples regenerated

* Adds tuple types

* Removes types info

* Adds _types

* Samples regenerated

* Adds missing mixins, samples regenerated

* SchemaTypeChecker removed

* Samples regnerated

Author: spacether

modules/openapi-generator/src/main/resources/python-experimental/model_templates/dict_partial.handlebars

@@ -25,6 +25,7 @@ def discriminator(cls):
 {{/with}}
 {{/if}}
 {{#if vars}}
+
 class properties:
 {{#each vars}}
 {{#if complexType}}

modules/openapi-generator/src/main/resources/python-experimental/model_templates/list_partial.handlebars

@@ -0,0 +1,11 @@
+{{#with items}}
+{{#if complexType}}
+
+@classmethod
+@property
+def {{baseName}}(cls) -> typing.Type['{{complexType}}']:
+    return {{complexType}}
+{{else}}
+{{> model_templates/schema }}
+{{/if}}
+{{/with}}

modules/openapi-generator/src/main/resources/python-experimental/model_templates/schema_composed_or_anytype.handlebars

@@ -11,9 +11,6 @@ class {{#if this.classname}}{{classname}}{{else}}{{#if nameInSnakeCase}}{{name}}
     schemas.AnyTypeSchema,
     {{/if}}
 {{else}}
-    {{#if getHasMultipleTypes}}
-    schemas.SchemaTypeCheckerClsFactory(typing.Union[{{#if isNull}}schemas.NoneClass, {{/if}}{{#if isMap}}frozendict.frozendict, {{/if}}{{#if isArray}}tuple, {{/if}}{{#if isString }}str, {{/if}}{{#or isInteger isNumber}}decimal.Decimal, {{/or}}{{#if isBoolean}}schemas.BoolClass, {{/if}}]),
-    {{/if}}
     {{#if composedSchemas}}
     schemas.ComposedBase,
     {{/if}}
@@ -41,17 +38,9 @@ class {{#if this.classname}}{{classname}}{{else}}{{#if nameInSnakeCase}}{{name}}
 {{#if getFormat}}
         format = '{{getFormat}}'
 {{/if}}
-{{#with items}}
-{{#if complexType}}
-
-        @classmethod
-        @property
-        def {{baseName}}(cls) -> typing.Type['{{complexType}}']:
-            return {{complexType}}
-{{else}}
-        {{> model_templates/schema }}
+{{#if getItems}}
+        {{> model_templates/list_partial }}
 {{/if}}
-{{/with}}
 {{#or additionalProperties getRequiredVarsMap getHasDiscriminatorWithNonEmptyMapping vars}}
         {{> model_templates/dict_partial }}
 {{/or}}

modules/openapi-generator/src/main/resources/python-experimental/model_templates/schema_dict.handlebars

@@ -14,13 +14,22 @@ class {{> model_templates/classname }}(
 {{/if}}
     """
 {{/if}}
+{{#if isStub}}
+{{#or additionalProperties getRequiredVarsMap getHasDiscriminatorWithNonEmptyMapping vars}}
+
+
+    class MetaOapg:
+        {{> model_templates/dict_partial }}
+{{/or}}
+{{else}}
+{{#or additionalProperties getRequiredVarsMap getHasDiscriminatorWithNonEmptyMapping vars hasValidation}}
 
 
     class MetaOapg:
         {{> model_templates/dict_partial }}
-{{#unless isStub}}
         {{> model_templates/validations }}
-{{/unless}}
+{{/or}}
+{{/if}}
     {{> model_templates/property_type_hints }}
 
     {{> model_templates/new }}

modules/openapi-generator/src/main/resources/python-experimental/model_templates/schema_list.handlebars

@@ -14,23 +14,24 @@ class {{> model_templates/classname }}(
 {{/if}}
     """
 {{/if}}
+{{#if isStub}}
+{{#if items}}
 
 
     class MetaOapg:
-{{#unless isStub}}
-        {{> model_templates/validations }}
-{{/unless}}
-{{#with items}}
-{{#if complexType}}
-
-        @classmethod
-        @property
-        def {{baseName}}(cls) -> typing.Type['{{complexType}}']:
-            return {{complexType}}
+        {{> model_templates/list_partial }}
+{{/if}}
 {{else}}
-        {{> model_templates/schema }}
+{{#or getItems hasValidation}}
+
+
+    class MetaOapg:
+{{#if hasValidation}}
+        {{> model_templates/validations }}
+{{/if}}
+        {{> model_templates/list_partial }}
+{{/or}}
 {{/if}}
-{{/with}}
 
     {{> model_templates/new }}