Add support for date properties

.gitignore

@@ -21,3 +21,4 @@ dmypy.json
 
 /coverage.xml
 /.coverage
+htmlcov/

CHANGELOG.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## 0.3.0 - Unreleased
 ### Additions
 - Link to the GitHub repository from PyPI (#26). Thanks @theY4Kman!
+- Support for date properties (#30, #37). Thanks @acgray!
 
 ### Fixes
 - Fixed some typing issues in generated clients and incorporate mypy into end to end tests (#32). Thanks @acgray!

README.md

@@ -58,7 +58,7 @@ OpenAPI document.
 ## OpenAPI features supported
 1. All HTTP Methods
 1. JSON and form bodies, path and query parameters
-1. float, string, int, datetimes, string enums, and custom schemas or lists containing any of those
+1. float, string, int, date, datetime, string enums, and custom schemas or lists containing any of those
 1. html/text or application/json responses containing any of the previous types
 1. Bearer token security
 

openapi_python_client/openapi_parser/openapi.py

@@ -4,7 +4,16 @@
 from enum import Enum
 from typing import Any, Dict, Generator, Iterable, List, Optional, Set, Union
 
-from .properties import EnumListProperty, EnumProperty, Property, ReferenceListProperty, RefProperty, property_from_dict
+from .properties import (
+    DateProperty,
+    DateTimeProperty,
+    EnumListProperty,
+    EnumProperty,
+    Property,
+    ReferenceListProperty,
+    RefProperty,
+    property_from_dict,
+)
 from .reference import Reference
 from .responses import ListRefResponse, RefResponse, Response, response_from_dict
 
@@ -108,11 +117,16 @@ def _add_parameters(self, data: Dict[str, Any]) -> None:
             prop = property_from_dict(
                 name=param_dict["name"], required=param_dict["required"], data=param_dict["schema"]
             )
-            if (
+            if isinstance(prop, DateProperty):
+                self.relative_imports.add("from datetime import date")
+            elif isinstance(prop, DateTimeProperty):
+                self.relative_imports.add("from datetime import datetime")
+            elif (
                 isinstance(prop, (ReferenceListProperty, EnumListProperty, RefProperty, EnumProperty))
                 and prop.reference
             ):
                 self.relative_imports.add(import_string_from_reference(prop.reference, prefix="..models"))
+
             if param_dict["in"] == ParameterLocation.QUERY:
                 self.query_parameters.append(prop)
             elif param_dict["in"] == ParameterLocation.PATH:
@@ -168,7 +182,11 @@ def from_dict(d: Dict[str, Any], /) -> Schema:
                 required_properties.append(p)
             else:
                 optional_properties.append(p)
-            if isinstance(p, (ReferenceListProperty, EnumListProperty, RefProperty, EnumProperty)) and p.reference:
+            if isinstance(p, DateTimeProperty):
+                relative_imports.add("from datetime import datetime")
+            elif isinstance(p, DateProperty):
+                relative_imports.add("from datetime import date")
+            elif isinstance(p, (ReferenceListProperty, EnumListProperty, RefProperty, EnumProperty)) and p.reference:
                 relative_imports.add(import_string_from_reference(p.reference))
         schema = Schema(
             reference=Reference.from_ref(d["title"]),

openapi_python_client/openapi_parser/properties.py

@@ -76,6 +76,20 @@ class DateTimeProperty(Property):
     _type_string: ClassVar[str] = "datetime"
     constructor_template: ClassVar[str] = "datetime_property.pyi"
 
+    def transform(self) -> str:
+        return f"{self.python_name}.isoformat()"
+
+
+@dataclass
+class DateProperty(Property):
+    """ A property of type datetime.date """
+
+    _type_string: ClassVar[str] = "date"
+    constructor_template: ClassVar[str] = "date_property.pyi"
+
+    def transform(self) -> str:
+        return f"{self.python_name}.isoformat()"
+
 
 @dataclass
 class FloatProperty(Property):
@@ -245,12 +259,14 @@ def property_from_dict(name: str, required: bool, data: Dict[str, Any]) -> Prope
     if "$ref" in data:
         return RefProperty(name=name, required=required, reference=Reference.from_ref(data["$ref"]), default=None)
     if data["type"] == "string":
-        if "format" not in data:
-            return StringProperty(
-                name=name, default=data.get("default"), required=required, pattern=data.get("pattern"),
-            )
-        elif data["format"] == "date-time":
-            return DateTimeProperty(name=name, required=required, default=data.get("default"))
+        if "format" in data:
+            if data.get("format") == "date-time":
+                return DateTimeProperty(name=name, required=required, default=data.get("default"))
+            elif data.get("format") == "date":
+                return DateProperty(name=name, required=required, default=data.get("default"))
+            else:
+                raise ValueError(f'Unsupported string format:{data["format"]}')
+        return StringProperty(name=name, default=data.get("default"), required=required, pattern=data.get("pattern"),)
     elif data["type"] == "number":
         return FloatProperty(name=name, default=data.get("default"), required=required)
     elif data["type"] == "integer":

openapi_python_client/templates/date_property.pyi

@@ -0,0 +1,7 @@
+{% if property.required %}
+        {{ property.name }} = date.fromisoformat(d["{{ property.name }}"])
+{% else %}
+        {{ property.name }} = None
+        if ({{ property.name }}_string := d.get("{{ property.name }}")) is not None:
+            {{ property.name }} = date.fromisoformat(cast(str, {{ property.name }}_string))
+{% endif %}

openapi_python_client/templates/model.pyi

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime
 from typing import Any, Dict, List, Optional, cast
 
 {% for relative in schema.relative_imports %}

tests/test_end_to_end/fastapi/__init__.py

@@ -1,6 +1,6 @@
 """ A FastAPI app used to create an OpenAPI document for end-to-end testing """
 import json
-from datetime import datetime
+from datetime import date, datetime
 from enum import Enum
 from pathlib import Path
 from typing import List
@@ -45,10 +45,11 @@ class AModel(BaseModel):
     a_list_of_strings: List[str]
     a_list_of_objects: List[OtherModel]
     aCamelDateTime: datetime
+    a_date: date
 
 
 @test_router.get("/", response_model=List[AModel], operation_id="getUserList")
-def get_list(statuses: List[AnEnum] = Query(...),):
+def get_list(statuses: List[AnEnum] = Query(...), some_date: date = Query(...), some_datetime: datetime = Query(...)):
     """ Get users, filtered by statuses """
     return
 

tests/test_end_to_end/fastapi/openapi.json

@@ -48,6 +48,26 @@
                         },
                         "name": "statuses",
                         "in": "query"
+                    },
+                    {
+                        "required": true,
+                        "schema": {
+                            "title": "Some Date",
+                            "type": "string",
+                            "format": "date"
+                        },
+                        "name": "some_date",
+                        "in": "query"
+                    },
+                    {
+                        "required": true,
+                        "schema": {
+                            "title": "Some Datetime",
+                            "type": "string",
+                            "format": "date-time"
+                        },
+                        "name": "some_datetime",
+                        "in": "query"
                     }
                 ],
                 "responses": {
@@ -88,7 +108,8 @@
                     "a_list_of_enums",
                     "a_list_of_strings",
                     "a_list_of_objects",
-                    "aCamelDateTime"
+                    "aCamelDateTime",
+                    "a_date"
                 ],
                 "type": "object",
                 "properties": {
@@ -127,6 +148,11 @@
                         "title": "Acameldatetime",
                         "type": "string",
                         "format": "date-time"
+                    },
+                    "a_date": {
+                        "title": "A Date",
+                        "type": "string",
+                        "format": "date"
                     }
                 },
                 "description": "A Model for testing all the ways custom objects can be used "

tests/test_end_to_end/golden-master/my_test_api_client/api/users.py

@@ -1,4 +1,5 @@
 from dataclasses import asdict
+from datetime import date, datetime
 from typing import Any, Dict, List, Optional, Union, cast
 
 import httpx
@@ -11,7 +12,7 @@
 
 
 def get_user_list(
-    *, client: Client, statuses: List[Statuses],
+    *, client: Client, statuses: List[Statuses], some_date: date, some_datetime: datetime,
 ) -> Union[
     List[AModel], HTTPValidationError,
 ]:
@@ -20,6 +21,8 @@ def get_user_list(
 
     params = {
         "statuses": statuses,
+        "some_date": some_date.isoformat(),
+        "some_datetime": some_datetime.isoformat(),
     }
 
     response = httpx.get(url=url, headers=client.get_headers(), params=params,)

tests/test_end_to_end/golden-master/my_test_api_client/async_api/users.py

@@ -1,4 +1,5 @@
 from dataclasses import asdict
+from datetime import date, datetime
 from typing import Any, Dict, List, Optional, Union, cast
 
 import httpx
@@ -11,7 +12,7 @@
 
 
 async def get_user_list(
-    *, client: Client, statuses: List[Statuses],
+    *, client: Client, statuses: List[Statuses], some_date: date, some_datetime: datetime,
 ) -> Union[
     List[AModel], HTTPValidationError,
 ]:
@@ -20,6 +21,8 @@ async def get_user_list(
 
     params = {
         "statuses": statuses,
+        "some_date": some_date.isoformat(),
+        "some_datetime": some_datetime.isoformat(),
     }
 
     async with httpx.AsyncClient() as _client:

tests/test_end_to_end/golden-master/my_test_api_client/models/a_model.py

@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime
+from datetime import date, datetime
 from typing import Any, Dict, List, Optional, cast
 
 from .a_list_of_enums import AListOfEnums
@@ -18,14 +18,16 @@ class AModel:
     a_list_of_strings: List[str]
     a_list_of_objects: List[OtherModel]
     a_camel_date_time: datetime
+    a_date: date
 
     def to_dict(self) -> Dict[str, Any]:
         return {
             "an_enum_value": self.an_enum_value.value,
             "a_list_of_enums": self.a_list_of_enums,
             "a_list_of_strings": self.a_list_of_strings,
             "a_list_of_objects": self.a_list_of_objects,
-            "aCamelDateTime": self.a_camel_date_time,
+            "aCamelDateTime": self.a_camel_date_time.isoformat(),
+            "a_date": self.a_date.isoformat(),
         }
 
     @staticmethod
@@ -45,10 +47,13 @@ def from_dict(d: Dict[str, Any]) -> AModel:
 
         a_camel_date_time = datetime.fromisoformat(d["aCamelDateTime"])
 
+        a_date = date.fromisoformat(d["a_date"])
+
         return AModel(
             an_enum_value=an_enum_value,
             a_list_of_enums=a_list_of_enums,
             a_list_of_strings=a_list_of_strings,
             a_list_of_objects=a_list_of_objects,
             a_camel_date_time=a_camel_date_time,
+            a_date=a_date,
         )

tests/test_end_to_end/golden-master/my_test_api_client/models/abc_response.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime
 from typing import Any, Dict, List, Optional, cast
 
 

tests/test_end_to_end/golden-master/my_test_api_client/models/http_validation_error.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime
 from typing import Any, Dict, List, Optional, cast
 
 from .validation_error import ValidationError

tests/test_end_to_end/golden-master/my_test_api_client/models/other_model.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime
 from typing import Any, Dict, List, Optional, cast
 
 

tests/test_end_to_end/golden-master/my_test_api_client/models/validation_error.py

@@ -1,7 +1,6 @@
 from __future__ import annotations
 
 from dataclasses import dataclass
-from datetime import datetime
 from typing import Any, Dict, List, Optional, cast