Statement

class Statement(*args: Any, **kwargs: Any)[source]

Bases: ClosedTerm

Statement.

Parameters:

subject – Entity.
snak – Snak.

template_class: alias of StatementTemplate

variable_class: alias of StatementVariable

Annotation: alias of _Annotation

AnnotationTriple: alias of tuple[QualifierRecord, ReferenceRecordSet, Rank]

classmethod check(arg: Any, function: Callable[[...], Any] | str | None = None, name: str | None = None, position: int | None = None) → Self[source]

Coerces arg into an instance of this class.

If arg cannot be coerced, raises an error.

Parameters:

arg – Value.
function – Function or function name.
name – Argument name.
position – Argument position.

Returns:

Object.

__init__(subject: VTEntity, snak: VTSnak) → None[source]

property subject: Entity: The subject of statement.

get_subject() → Entity[source]

Gets the subject of statement.

Returns:: Subject.

property snak: Snak: The snak of statement.

get_snak() → Snak[source]

Gets the snak of statement.

Returns:: Snak.

property claim: tuple[Entity, Snak]: The claim of statement.

get_claim() → tuple[Entity, Snak][source]

Gets the claim of statement.

Returns:: subject, snak.
Return type:: Statement claim

annotate(qualifiers: VTQualifierRecord | None = None, references: VTReferenceRecordSet | None = None, rank: VTRank | None = None, replace: bool = False) → AnnotatedStatement[source]

Annotates statement.

Parameters:

qualifiers – Qualifier record.
references – Reference record set.
rank – Rank.
replace – Whether to replace existing annotations.

Returns:

Annotated statement.

unannotate() → Statement[source]

Unannotates statement.

Returns:: Unannotated statement.

class StatementTemplate(*args: Any, **kwargs: Any)[source]

Bases: Template

Statement template.

Parameters:

subject – Entity.
snak – Snak.

object_class: alias of Statement

__init__(subject: VTEntity, snak: VTSnak) → None[source]

property subject: EntityTemplate | EntityVariable | Entity: The subject of statement template.

get_subject() → EntityTemplate | EntityVariable | Entity[source]

Gets the subject of statement template.

Returns:: Entity, entity template, or entity variable.

property snak: SnakTemplate | SnakVariable | Snak: The snak of statement template.

get_snak() → SnakTemplate | SnakVariable | Snak[source]

Gets the snak of statement template.

Returns:: Snak, snak template, or snak variable.

property claim: tuple[EntityTemplate | EntityVariable | Entity, SnakTemplate | SnakVariable | Snak]: The claim of statement template.

get_claim() → tuple[EntityTemplate | EntityVariable | Entity, SnakTemplate | SnakVariable | Snak][source]

Gets the claim of statement template.

Returns:: subject, snak.
Return type:: Statement template claim

annotate(qualifiers: VTQualifierRecord | None = None, references: VTReferenceRecordSet | None = None, rank: VTRank | None = None, replace: bool = False) → AnnotatedStatementTemplate[source]

Annotates statement template.

Parameters:

qualifiers – Qualifier record.
references – Reference record set.
rank – Rank.
replace – Whether to replace existing annotations.

Returns:

Annotated statement template.

unannotate() → Statement | StatementTemplate[source]

Unannotates statement template.

Returns:: Unannotated statement or template.

class StatementVariable(name: str | None = None, variable_class: type[Variable] | type[Term] | None = None)[source]

Bases: Variable

Statement variable.

Parameters:: name – Name.

object_class: alias of Statement