feat: Add UUID string format. Thanks @estyrke!

end_to_end_tests/__snapshots__/test_end_to_end.ambr

@@ -9,6 +9,25 @@
   Circular $ref in request body
 
 
+  If you believe this was a mistake or this tool is missing a feature you need, please open an issue at https://github.com/openapi-generators/openapi-python-client/issues/new/choose
+
+  '''
+# ---
+# name: test_documents_with_errors[invalid-uuid-defaults]
+  '''
+  Generating /test-documents-with-errors
+  Warning(s) encountered while generating. Client was generated, but some pieces may be missing
+
+  WARNING parsing PUT / within default. Endpoint will not be generated.
+
+  cannot parse parameter of endpoint put_: Invalid UUID value: 3
+
+
+  WARNING parsing POST / within default. Endpoint will not be generated.
+
+  cannot parse parameter of endpoint post_: Invalid UUID value: notauuid
+
+
   If you believe this was a mistake or this tool is missing a feature you need, please open an issue at https://github.com/openapi-generators/openapi-python-client/issues/new/choose
 
   '''

end_to_end_tests/baseline_openapi_3.0.json

@@ -1714,6 +1714,8 @@
           "aCamelDateTime",
           "a_date",
           "a_nullable_date",
+          "a_uuid",
+          "a_nullable_uuid",
           "required_nullable",
           "required_not_nullable",
           "model",
@@ -1784,6 +1786,23 @@
             "type": "string",
             "format": "date"
           },
+          "a_uuid": {
+            "title": "A Uuid",
+            "type": "string",
+            "format": "uuid"
+          },
+          "a_nullable_uuid": {
+            "title": "A Nullable Uuid",
+            "type": "string",
+            "format": "uuid",
+            "nullable": true,
+            "default": "07EF8B4D-AA09-4FFA-898D-C710796AFF41"
+          },
+          "a_not_required_uuid": {
+            "title": "A Not Required Uuid",
+            "type": "string",
+            "format": "uuid"
+          },
           "1_leading_digit": {
             "title": "Leading Digit",
             "type": "string"

end_to_end_tests/baseline_openapi_3.1.yaml

@@ -1699,6 +1699,8 @@ info:
         "aCamelDateTime",
         "a_date",
         "a_nullable_date",
+        "a_uuid",
+        "a_nullable_uuid",
         "required_nullable",
         "required_not_nullable",
         "model",
@@ -1771,6 +1773,29 @@ info:
           "type": "string",
           "format": "date"
         },
+        "a_uuid": {
+          "title": "A Uuid",
+          "type": "string",
+          "format": "uuid"
+        },
+        "a_nullable_uuid": {
+          "title": "A Nullable Uuid",
+          "anyOf": [
+            {
+              "type": "string",
+              "format": "uuid",
+            },
+            {
+              "type": "null"
+            }
+          ],
+          "default": "07EF8B4D-AA09-4FFA-898D-C710796AFF41"
+        },
+        "a_not_required_uuid": {
+          "title": "A Not Required Uuid",
+          "type": "string",
+          "format": "uuid"
+        },
         "1_leading_digit": {
           "title": "Leading Digit",
           "type": "string"

end_to_end_tests/documents_with_errors/invalid-uuid-defaults.yaml

@@ -0,0 +1,30 @@
+openapi: "3.1.0"
+info:
+  title: "Circular Body Ref"
+  version: "0.1.0"
+paths:
+  /:
+    post:
+      parameters:
+        - name: id
+          in: query
+          required: false
+          schema:
+            type: string
+            format: uuid
+            default: "notauuid"
+      responses:
+        "200":
+          description: "Successful Response"
+    put:
+      parameters:
+        - name: another_id
+          in: query
+          required: false
+          schema:
+            type: string
+            format: uuid
+            default: 3
+      responses:
+        "200":
+          description: "Successful Response"

end_to_end_tests/golden-record/my_test_api_client/models/a_model.py

@@ -1,5 +1,6 @@
 import datetime
 from typing import TYPE_CHECKING, Any, Dict, List, Type, TypeVar, Union, cast
+from uuid import UUID
 
 from attrs import define as _attrs_define
 from dateutil.parser import isoparse
@@ -27,6 +28,8 @@ class AModel:
         a_camel_date_time (Union[datetime.date, datetime.datetime]):
         a_date (datetime.date):
         a_nullable_date (Union[None, datetime.date]):
+        a_uuid (UUID):
+        a_nullable_uuid (Union[None, UUID]):  Default: UUID('07EF8B4D-AA09-4FFA-898D-C710796AFF41').
         required_nullable (Union[None, str]):
         required_not_nullable (str):
         one_of_models (Union['FreeFormModel', 'ModelWithUnionProperty', Any]):
@@ -37,6 +40,7 @@ class AModel:
         an_optional_allof_enum (Union[Unset, AnAllOfEnum]):
         nested_list_of_enums (Union[Unset, List[List[DifferentEnum]]]):
         a_not_required_date (Union[Unset, datetime.date]):
+        a_not_required_uuid (Union[Unset, UUID]):
         attr_1_leading_digit (Union[Unset, str]):
         attr_leading_underscore (Union[Unset, str]):
         not_required_nullable (Union[None, Unset, str]):
@@ -51,17 +55,20 @@ class AModel:
     a_camel_date_time: Union[datetime.date, datetime.datetime]
     a_date: datetime.date
     a_nullable_date: Union[None, datetime.date]
+    a_uuid: UUID
     required_nullable: Union[None, str]
     required_not_nullable: str
     one_of_models: Union["FreeFormModel", "ModelWithUnionProperty", Any]
     nullable_one_of_models: Union["FreeFormModel", "ModelWithUnionProperty", None]
     model: "ModelWithUnionProperty"
     nullable_model: Union["ModelWithUnionProperty", None]
     an_allof_enum_with_overridden_default: AnAllOfEnum = AnAllOfEnum.OVERRIDDEN_DEFAULT
+    a_nullable_uuid: Union[None, UUID] = UUID("07EF8B4D-AA09-4FFA-898D-C710796AFF41")
     any_value: Union[Unset, Any] = "default"
     an_optional_allof_enum: Union[Unset, AnAllOfEnum] = UNSET
     nested_list_of_enums: Union[Unset, List[List[DifferentEnum]]] = UNSET
     a_not_required_date: Union[Unset, datetime.date] = UNSET
+    a_not_required_uuid: Union[Unset, UUID] = UNSET
     attr_1_leading_digit: Union[Unset, str] = UNSET
     attr_leading_underscore: Union[Unset, str] = UNSET
     not_required_nullable: Union[None, Unset, str] = UNSET
@@ -93,6 +100,14 @@ def to_dict(self) -> Dict[str, Any]:
         else:
             a_nullable_date = self.a_nullable_date
 
+        a_uuid = str(self.a_uuid)
+
+        a_nullable_uuid: Union[None, str]
+        if isinstance(self.a_nullable_uuid, UUID):
+            a_nullable_uuid = str(self.a_nullable_uuid)
+        else:
+            a_nullable_uuid = self.a_nullable_uuid
+
         required_nullable: Union[None, str]
         required_nullable = self.required_nullable
 
@@ -143,6 +158,10 @@ def to_dict(self) -> Dict[str, Any]:
         if not isinstance(self.a_not_required_date, Unset):
             a_not_required_date = self.a_not_required_date.isoformat()
 
+        a_not_required_uuid: Union[Unset, str] = UNSET
+        if not isinstance(self.a_not_required_uuid, Unset):
+            a_not_required_uuid = str(self.a_not_required_uuid)
+
         attr_1_leading_digit = self.attr_1_leading_digit
 
         attr_leading_underscore = self.attr_leading_underscore
@@ -193,6 +212,8 @@ def to_dict(self) -> Dict[str, Any]:
                 "aCamelDateTime": a_camel_date_time,
                 "a_date": a_date,
                 "a_nullable_date": a_nullable_date,
+                "a_uuid": a_uuid,
+                "a_nullable_uuid": a_nullable_uuid,
                 "required_nullable": required_nullable,
                 "required_not_nullable": required_not_nullable,
                 "one_of_models": one_of_models,
@@ -209,6 +230,8 @@ def to_dict(self) -> Dict[str, Any]:
             field_dict["nested_list_of_enums"] = nested_list_of_enums
         if a_not_required_date is not UNSET:
             field_dict["a_not_required_date"] = a_not_required_date
+        if a_not_required_uuid is not UNSET:
+            field_dict["a_not_required_uuid"] = a_not_required_uuid
         if attr_1_leading_digit is not UNSET:
             field_dict["1_leading_digit"] = attr_1_leading_digit
         if attr_leading_underscore is not UNSET:
@@ -272,6 +295,23 @@ def _parse_a_nullable_date(data: object) -> Union[None, datetime.date]:
 
         a_nullable_date = _parse_a_nullable_date(d.pop("a_nullable_date"))
 
+        a_uuid = UUID(d.pop("a_uuid"))
+
+        def _parse_a_nullable_uuid(data: object) -> Union[None, UUID]:
+            if data is None:
+                return data
+            try:
+                if not isinstance(data, str):
+                    raise TypeError()
+                a_nullable_uuid_type_0 = UUID(data)
+
+                return a_nullable_uuid_type_0
+            except:  # noqa: E722
+                pass
+            return cast(Union[None, UUID], data)
+
+        a_nullable_uuid = _parse_a_nullable_uuid(d.pop("a_nullable_uuid"))
+
         def _parse_required_nullable(data: object) -> Union[None, str]:
             if data is None:
                 return data
@@ -370,6 +410,13 @@ def _parse_nullable_model(data: object) -> Union["ModelWithUnionProperty", None]
         else:
             a_not_required_date = isoparse(_a_not_required_date).date()
 
+        _a_not_required_uuid = d.pop("a_not_required_uuid", UNSET)
+        a_not_required_uuid: Union[Unset, UUID]
+        if isinstance(_a_not_required_uuid, Unset):
+            a_not_required_uuid = UNSET
+        else:
+            a_not_required_uuid = UUID(_a_not_required_uuid)
+
         attr_1_leading_digit = d.pop("1_leading_digit", UNSET)
 
         attr_leading_underscore = d.pop("_leading_underscore", UNSET)
@@ -463,6 +510,8 @@ def _parse_not_required_nullable_model(data: object) -> Union["ModelWithUnionPro
             a_camel_date_time=a_camel_date_time,
             a_date=a_date,
             a_nullable_date=a_nullable_date,
+            a_uuid=a_uuid,
+            a_nullable_uuid=a_nullable_uuid,
             required_nullable=required_nullable,
             required_not_nullable=required_not_nullable,
             one_of_models=one_of_models,
@@ -473,6 +522,7 @@ def _parse_not_required_nullable_model(data: object) -> Union["ModelWithUnionPro
             an_optional_allof_enum=an_optional_allof_enum,
             nested_list_of_enums=nested_list_of_enums,
             a_not_required_date=a_not_required_date,
+            a_not_required_uuid=a_not_required_uuid,
             attr_1_leading_digit=attr_1_leading_digit,
             attr_leading_underscore=attr_leading_underscore,
             not_required_nullable=not_required_nullable,