bsfs.query.ast.fetch module

class bsfs.query.ast.fetch.All(*expr)

Bases: FetchExpression

Fetch all child expressions.

expr: Set[FetchExpression]

class bsfs.query.ast.fetch.Fetch(predicate: URI, expr: FetchExpression)

Bases: _Branch

Follow a predicate before evaluating a child epxression.

expr: FetchExpression

class bsfs.query.ast.fetch.FetchExpression

Bases: Hashable

Generic Fetch expression.

class bsfs.query.ast.fetch.Node(predicate: URI, name: str)

Bases: _Named

Fetch a Node at a predicate.

class bsfs.query.ast.fetch.This(name: str)

Bases: FetchExpression

Fetch the current Node.

name: str

class bsfs.query.ast.fetch.Value(predicate: URI, name: str)

Bases: _Named

Fetch a Literal at a predicate.