Subclasses use @dataclass decorator

create_pydantic.py

@@ -142,7 +142,7 @@ def generate_models(graph: Graph):
                         python_type = f"_{python_type}"
                     # Ditto for property names
                     if prop_name[0].isdigit() or prop_name.lower() in kwlist:
-                        prop_name = f"_{prop_name}"
+                        prop_name = f"{prop_name}_"
                     class_info["properties"].append((prop_name, python_type))
                 except Exception:
                     pass
@@ -182,6 +182,11 @@ def generate_models(graph: Graph):
 
             # Class definition
             if class_info["parent"]:
+                # Use the @dataclass decorator for subclasses
+                # Using @pydantic decorator results in a deep recursion
+                # and slow startup
+                f.write("from dataclasses import dataclass\n\n")
+                f.write("@dataclass\n")
                 f.write(f"class {class_name}({class_info['parent']}):\n")
             else:
                 if class_name == "Thing":

schema_models/_3_d_model.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.media_object import MediaObject
 
 
+@dataclass
 class _3DModel(MediaObject):
     """
     A 3D model represents some kind of 3D content, which may have [[encoding]]s in one or more [[MediaObject]]s. Many 3D formats are available (e.g. see [Wikipedia](https://en.wikipedia.org/wiki/Category:3D_graphics_file_formats)); specific encoding formats can be represented using the [[encodingFormat]] property applied to the relevant [[MediaObject]]. For the

schema_models/__class.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.intangible import Intangible
 
 
+@dataclass
 class _Class(Intangible):
     """
     A class, also often called a 'Type'; equivalent to rdfs:Class.

schema_models/about_page.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.web_page import WebPage
 
 
+@dataclass
 class AboutPage(WebPage):
     """
     Web page type: About page.

schema_models/accept_action.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.allocate_action import AllocateAction
 
 
+@dataclass
 class AcceptAction(AllocateAction):
     """
     The act of committing to/adopting an object.

schema_models/accommodation.py

@@ -1,3 +1,4 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from pydantic import HttpUrl
@@ -7,6 +8,7 @@
 from schema_models.place import Place
 
 
+@dataclass
 class Accommodation(Place):
     """
     An accommodation is a place that can accommodate human beings, e.g. a hotel room, a camping pitch, or a meeting room. Many accommodations are for overnight stays, but this is not a mandatory requirement.

schema_models/accounting_service.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.financial_service import FinancialService
 
 
+@dataclass
 class AccountingService(FinancialService):
     """
     Accountancy business.

schema_models/achieve_action.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.action import Action
 
 
+@dataclass
 class AchieveAction(Action):
     """
     The act of accomplishing something via previous efforts. It is an instantaneous action rather than an ongoing process.

schema_models/action.py

@@ -1,3 +1,4 @@
+from dataclasses import dataclass
 from datetime import datetime, time
 from typing import List, Optional, Union
 
@@ -7,6 +8,7 @@
 from schema_models.thing import Thing
 
 
+@dataclass
 class Action(Thing):
     """
     An action performed by a direct agent and indirect participants upon a direct object. Optionally happens at a location with the help of an inanimate instrument. The execution of the action may produce a result. Specific action sub-type documentation specifies the exact expectation of each argument/role.

schema_models/action_access_specification.py

@@ -1,3 +1,4 @@
+from dataclasses import dataclass
 from datetime import date, datetime, time
 from typing import List, Optional, Union
 
@@ -10,6 +11,7 @@
 from schema_models.thing import Thing
 
 
+@dataclass
 class ActionAccessSpecification(Intangible):
     """
     A set of requirements that must be fulfilled in order to perform an Action.

schema_models/action_status_type.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.status_enumeration import StatusEnumeration
 
 
+@dataclass
 class ActionStatusType(StatusEnumeration):
     """
     The status of an Action.

schema_models/activate_action.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.control_action import ControlAction
 
 
+@dataclass
 class ActivateAction(ControlAction):
     """
     The act of starting or activating a device or application (e.g. starting a timer or turning on a flashlight).

schema_models/add_action.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.update_action import UpdateAction
 
 
+@dataclass
 class AddAction(UpdateAction):
     """
     The act of editing by adding an object to a collection.

schema_models/administrative_area.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.place import Place
 
 
+@dataclass
 class AdministrativeArea(Place):
     """
     A geographical region, typically under the jurisdiction of a particular government.

schema_models/adult_entertainment.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.entertainment_business import EntertainmentBusiness
 
 
+@dataclass
 class AdultEntertainment(EntertainmentBusiness):
     """
     An adult entertainment establishment.

schema_models/adult_oriented_enumeration.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.enumeration import Enumeration
 
 
+@dataclass
 class AdultOrientedEnumeration(Enumeration):
     """
     Enumeration of considerations that make a product relevant or potentially restricted for adults only.

schema_models/advertiser_content_article.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.article import Article
 
 
+@dataclass
 class AdvertiserContentArticle(Article):
     """
     An [[Article]] that an external entity has paid to place or to produce to its specifications. Includes [advertorials](https://en.wikipedia.org/wiki/Advertorial), sponsored content, native advertising and other paid content.

schema_models/aggregate_offer.py

@@ -1,9 +1,11 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.demand import Demand
 from schema_models.offer import Offer
 
 
+@dataclass
 class AggregateOffer(Offer):
     """
     When a single product is associated with multiple offers (for example, the same pair of shoes is offered by different merchants), then AggregateOffer can be used.

schema_models/aggregate_rating.py

@@ -1,9 +1,11 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.rating import Rating
 from schema_models.thing import Thing
 
 
+@dataclass
 class AggregateRating(Rating):
     """
     The average rating based on multiple ratings or reviews.

schema_models/agree_action.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.react_action import ReactAction
 
 
+@dataclass
 class AgreeAction(ReactAction):
     """
     The act of expressing a consistency of opinion with the object. An agent agrees to/about an object (a proposition, topic or theme) with participants.

schema_models/airline.py

@@ -1,8 +1,10 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.organization import Organization
 
 
+@dataclass
 class Airline(Organization):
     """
     An organization that provides flights for passengers.

schema_models/airport.py

@@ -1,8 +1,10 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.civic_structure import CivicStructure
 
 
+@dataclass
 class Airport(CivicStructure):
     """
     An airport.

schema_models/alignment_object.py

@@ -1,10 +1,12 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from pydantic import HttpUrl
 
 from schema_models.intangible import Intangible
 
 
+@dataclass
 class AlignmentObject(Intangible):
     """
     An intangible item that describes an alignment between a learning resource and a node in an educational framework.

schema_models/allocate_action.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.organize_action import OrganizeAction
 
 
+@dataclass
 class AllocateAction(OrganizeAction):
     """
     The act of organizing tasks/objects/events by associating resources to it.

schema_models/am_radio_channel.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.radio_channel import RadioChannel
 
 
+@dataclass
 class AMRadioChannel(RadioChannel):
     """
     A radio channel that uses AM.

schema_models/amp_story.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.media_object import MediaObject
 
 
+@dataclass
 class AmpStory(MediaObject):
     """
     A creative work with a visual storytelling format intended to be viewed online, particularly on mobile devices.

schema_models/amusement_park.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.entertainment_business import EntertainmentBusiness
 
 
+@dataclass
 class AmusementPark(EntertainmentBusiness):
     """
     An amusement park.

schema_models/analysis_news_article.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.news_article import NewsArticle
 
 
+@dataclass
 class AnalysisNewsArticle(NewsArticle):
     """
     An AnalysisNewsArticle is a [[NewsArticle]] that, while based on factual reporting, incorporates the expertise of the author/producer, offering interpretations and conclusions.

schema_models/anatomical_structure.py

@@ -1,10 +1,12 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.anatomical_system import AnatomicalSystem
 from schema_models.medical_condition import MedicalCondition
 from schema_models.medical_entity import MedicalEntity
 
 
+@dataclass
 class AnatomicalStructure(MedicalEntity):
     """
     Any part of the human body, typically a component of an anatomical system. Organs, tissues, and cells are all anatomical structures.

schema_models/anatomical_system.py

@@ -1,8 +1,10 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.medical_entity import MedicalEntity
 
 
+@dataclass
 class AnatomicalSystem(MedicalEntity):
     """
     An anatomical system is a group of anatomical structures that work together to perform a certain task. Anatomical systems, such as organ systems, are one organizing principle of anatomy, and can include circulatory, digestive, endocrine, integumentary, immune, lymphatic, muscular, nervous, reproductive, respiratory, skeletal, urinary, vestibular, and other systems.

schema_models/animal_shelter.py

@@ -1,6 +1,9 @@
+from dataclasses import dataclass
+
 from schema_models.local_business import LocalBusiness
 
 
+@dataclass
 class AnimalShelter(LocalBusiness):
     """
     Animal shelter.

schema_models/answer.py

@@ -1,10 +1,12 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.comment import Comment
 from schema_models.creative_work import CreativeWork
 from schema_models.web_content import WebContent
 
 
+@dataclass
 class Answer(Comment):
     """
     An answer offered to a question; perhaps correct, perhaps opinionated or wrong.

schema_models/apartment.py

@@ -1,9 +1,11 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.accommodation import Accommodation
 from schema_models.quantitative_value import QuantitativeValue
 
 
+@dataclass
 class Apartment(Accommodation):
     """
     An apartment (in American English) or flat (in British English) is a self-contained housing unit (a type of residential real estate) that occupies only part of a building (source: Wikipedia, the free encyclopedia, see <a href="http://en.wikipedia.org/wiki/Apartment">http://en.wikipedia.org/wiki/Apartment</a>).

schema_models/apartment_complex.py

@@ -1,3 +1,4 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from pydantic import HttpUrl
@@ -6,6 +7,7 @@
 from schema_models.residence import Residence
 
 
+@dataclass
 class ApartmentComplex(Residence):
     """
     Residence type: Apartment complex.

schema_models/api_reference.py

@@ -1,8 +1,10 @@
+from dataclasses import dataclass
 from typing import List, Optional, Union
 
 from schema_models.tech_article import TechArticle
 
 
+@dataclass
 class APIReference(TechArticle):
     """
     Reference documentation for application programming interfaces (APIs).