79 lines
2.7 KiB
Python
Executable File
79 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python3
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from typing import List, Optional, Union
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from pydantic import BaseModel
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from lib_ro_crate_schema.crate.decorators import ro_crate_schema, Field
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from lib_ro_crate_schema.crate.schema_facade import SchemaFacade
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from lib_ro_crate_schema.crate.jsonld_utils import add_schema_to_crate
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from rocrate.rocrate import ROCrate
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from pathlib import Path
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@ro_crate_schema(ontology="https://schema.org/PropertyValue")
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class PropertyValue(BaseModel):
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name: str = Field(json_schema_extra={
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"ontology": "https://schema.org/name"})
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value: Union[str, bool, int, float, 'PropertyValue', List['PropertyValue']] = Field(json_schema_extra={
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"ontology": "https://schema.org/value"})
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unitText: Optional[str] = Field(default=None, json_schema_extra={
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"ontology": "https://schema.org/unitText"})
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@ro_crate_schema(ontology="https://schema.org/Person")
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class Person(BaseModel):
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name: str = Field(json_schema_extra={
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"ontology": "https://schema.org/name"})
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givenName: str = Field(json_schema_extra={
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"ontology": "https://schema.org/givenName"})
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familyName: str = Field(json_schema_extra={
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"ontology": "https://schema.org/familyName"})
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@ro_crate_schema(ontology="https://schema.org/Dataset")
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class Dataset(BaseModel):
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creator: Union[Person, List[Person]] = Field(json_schema_extra={
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"ontology": "https://schema.org/creator"})
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additionalProperty: Union[PropertyValue, List[PropertyValue]] = Field(json_schema_extra={
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"ontology": "https://schema.org/additionalProperty"})
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def main():
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facade = SchemaFacade()
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facade.add_all_registered_models()
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creator_1 = Person(givenName="John", familyName="Doe", name="Doe, John")
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creator_2 = Person(givenName="Jane", familyName="Doe", name="Doe, Jane")
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metadata = [
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PropertyValue(name="data_collection", value=[
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PropertyValue(name="wavelength", value=3.14, unitText='angstrom'),
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PropertyValue(name="energy", value=3, unitText='keV'),
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PropertyValue(name="detector", value="Eiger"),
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])
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]
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dataset = Dataset(
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creator=[creator_1, creator_2], additionalProperty=metadata)
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facade.add_model_instance(dataset, "_:b0")
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# Create RO-Crate
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crate = ROCrate()
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crate.name = "Minimal Example"
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crate.description = "A minimal RO-Crate with one Person"
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final_crate = add_schema_to_crate(facade, crate)
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# Export
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output_path = Path("output_crates/minimal_example")
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output_path.mkdir(parents=True, exist_ok=True)
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final_crate.write(output_path)
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print(f"✓ RO-Crate exported to: {output_path}")
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print(f"✓ Entities: {len(final_crate.get_entities())}")
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if __name__ == "__main__":
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main()
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