diff --git a/modules/openapi-generator/src/main/resources/python/model_templates/method_init_simple.mustache b/modules/openapi-generator/src/main/resources/python/model_templates/method_init_simple.mustache
index c1f323881e6..9e06a6a22ed 100644
--- a/modules/openapi-generator/src/main/resources/python/model_templates/method_init_simple.mustache
+++ b/modules/openapi-generator/src/main/resources/python/model_templates/method_init_simple.mustache
@@ -20,6 +20,8 @@
             value ({{{dataType}}}):{{#description}} {{{description}}}.{{/description}}{{#defaultValue}} if omitted defaults to {{{defaultValue}}}{{/defaultValue}}{{#allowableValues}}, must be one of [{{#enumVars}}{{{value}}}, {{/enumVars}}]{{/allowableValues}}  # noqa: E501
 {{> model_templates/docstring_init_required_kwargs }}
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -41,7 +43,6 @@
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/client/petstore/python/petstore_api/model/animal_farm.py b/samples/client/petstore/python/petstore_api/model/animal_farm.py
index a24e4f50d47..838b18a1297 100644
--- a/samples/client/petstore/python/petstore_api/model/animal_farm.py
+++ b/samples/client/petstore/python/petstore_api/model/animal_farm.py
@@ -136,6 +136,8 @@ class AnimalFarm(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -151,7 +153,6 @@ class AnimalFarm(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/client/petstore/python/petstore_api/model/enum_class.py b/samples/client/petstore/python/petstore_api/model/enum_class.py
index fc4bf47f340..14188ca31d2 100644
--- a/samples/client/petstore/python/petstore_api/model/enum_class.py
+++ b/samples/client/petstore/python/petstore_api/model/enum_class.py
@@ -136,6 +136,8 @@ class EnumClass(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -147,7 +149,6 @@ class EnumClass(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/client/petstore/python/petstore_api/model/number_with_validations.py b/samples/client/petstore/python/petstore_api/model/number_with_validations.py
index bcb3b4ebf71..458a7945975 100644
--- a/samples/client/petstore/python/petstore_api/model/number_with_validations.py
+++ b/samples/client/petstore/python/petstore_api/model/number_with_validations.py
@@ -135,6 +135,8 @@ class NumberWithValidations(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -150,7 +152,6 @@ class NumberWithValidations(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/client/petstore/python/petstore_api/model/string_enum.py b/samples/client/petstore/python/petstore_api/model/string_enum.py
index 5a9eebe0a29..37dc04332ca 100644
--- a/samples/client/petstore/python/petstore_api/model/string_enum.py
+++ b/samples/client/petstore/python/petstore_api/model/string_enum.py
@@ -136,6 +136,8 @@ class StringEnum(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -151,7 +153,6 @@ class StringEnum(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/animal_farm.py b/samples/openapi3/client/petstore/python/petstore_api/model/animal_farm.py
index a24e4f50d47..838b18a1297 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/animal_farm.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/animal_farm.py
@@ -136,6 +136,8 @@ class AnimalFarm(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -151,7 +153,6 @@ class AnimalFarm(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/array_of_enums.py b/samples/openapi3/client/petstore/python/petstore_api/model/array_of_enums.py
index 96aa031a2d5..a3dc283969a 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/array_of_enums.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/array_of_enums.py
@@ -136,6 +136,8 @@ class ArrayOfEnums(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -151,7 +153,6 @@ class ArrayOfEnums(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/enum_class.py b/samples/openapi3/client/petstore/python/petstore_api/model/enum_class.py
index fc4bf47f340..14188ca31d2 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/enum_class.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/enum_class.py
@@ -136,6 +136,8 @@ class EnumClass(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -147,7 +149,6 @@ class EnumClass(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum.py b/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum.py
index 9afeb9c5748..a01fc614922 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum.py
@@ -136,6 +136,8 @@ class IntegerEnum(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -151,7 +153,6 @@ class IntegerEnum(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_one_value.py b/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_one_value.py
index 6c0b56a709a..0d69cd535b3 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_one_value.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_one_value.py
@@ -134,6 +134,8 @@ class IntegerEnumOneValue(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -145,7 +147,6 @@ class IntegerEnumOneValue(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_with_default_value.py b/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_with_default_value.py
index 1c69f9a95b2..958b2ad2e39 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_with_default_value.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/integer_enum_with_default_value.py
@@ -136,6 +136,8 @@ class IntegerEnumWithDefaultValue(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -147,7 +149,6 @@ class IntegerEnumWithDefaultValue(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/number_with_validations.py b/samples/openapi3/client/petstore/python/petstore_api/model/number_with_validations.py
index 37f250d313b..ffa5e9cf462 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/number_with_validations.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/number_with_validations.py
@@ -135,6 +135,8 @@ class NumberWithValidations(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -150,7 +152,6 @@ class NumberWithValidations(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/string_enum.py b/samples/openapi3/client/petstore/python/petstore_api/model/string_enum.py
index 0fc396edc51..a6d2fbee08f 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/string_enum.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/string_enum.py
@@ -146,6 +146,8 @@ lines''', '''double quote
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -161,7 +163,6 @@ lines''', '''double quote
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())
 
diff --git a/samples/openapi3/client/petstore/python/petstore_api/model/string_enum_with_default_value.py b/samples/openapi3/client/petstore/python/petstore_api/model/string_enum_with_default_value.py
index fcfba2a61a7..4dfc426446c 100644
--- a/samples/openapi3/client/petstore/python/petstore_api/model/string_enum_with_default_value.py
+++ b/samples/openapi3/client/petstore/python/petstore_api/model/string_enum_with_default_value.py
@@ -136,6 +136,8 @@ class StringEnumWithDefaultValue(ModelSimple):
                                 through its discriminator because we passed in
                                 _visited_composed_classes = (Animal,)
         """
+        # required up here when default value is not given
+        _path_to_item = kwargs.pop('_path_to_item', ())
 
         if 'value' in kwargs:
             value = kwargs.pop('value')
@@ -147,7 +149,6 @@ class StringEnumWithDefaultValue(ModelSimple):
 
         _check_type = kwargs.pop('_check_type', True)
         _spec_property_naming = kwargs.pop('_spec_property_naming', False)
-        _path_to_item = kwargs.pop('_path_to_item', ())
         _configuration = kwargs.pop('_configuration', None)
         _visited_composed_classes = kwargs.pop('_visited_composed_classes', ())