glob example

glob.py

from opencog.atomspace import AtomSpace, types
from opencog.type_constructors import *
from opencog.atomspace import create_child_atomspace
from opencog.utilities import initialize_opencog, finalize_opencog
from opencog.bindlink import execute_atom, evaluate_atom


a = AtomSpace()
initialize_opencog(a)

ListLink(
    ConceptNode("I"),
    ConceptNode("need"),
    ConceptNode("you"),
    ConceptNode("now"))

ListLink(
    ConceptNode("they"),
    ConceptNode("think"),
    ConceptNode("I"),
    ConceptNode("hate"),
    ConceptNode("you"))

love_three_globs = BindLink(
        VariableList(
            TypedVariableLink (GlobNode ("$x"), IntervalLink (NumberNode(str(0)), NumberNode(str(-1)))),
            TypedVariableLink (GlobNode ("$y"),
                TypeSetLink (TypeNode ("ConceptNode"), IntervalLink (NumberNode(str(1)), NumberNode(str(1))))),
            TypedVariableLink (GlobNode ("$z"), IntervalLink (NumberNode(str(0)), NumberNode(str(-1))))),
        ListLink(
            GlobNode ("$x"),
            ConceptNode ("I"),
            GlobNode ("$y"),
            ConceptNode ("you"),
            GlobNode ("$z")),
        ListLink(
            ConceptNode ("Hey!"),
            ConceptNode ("I"),
            GlobNode ("$y"),
            ConceptNode ("you"),
            ConceptNode ("also")))

print(execute_atom(a, love_three_globs))