def grammar2(db):
db.tell(
s(S, T) << s(T, S, []),
s(s(NP, VP)) >>
np(NP, Number, nominative) &
vp(VP, Number, nominative, intransitive),
np(np(Det, Noun, [Gender, Number]), Number, Case) >>
det(Det, Gender, Number, Case) &
noun(Noun, Gender, Number, Case),
np(np(Det, Adj, Noun, [Gender, Number]), Number, Case) >>
det(Det, Gender, Number, Case) &
adj(Adj, Gender, Number, Case) &
noun(Noun, Gender, Number, Case),
vp(vp(Verb, NP), Number, nominative, intransitive) >>
verb(Verb, Number, nominative, intransitive) &
np(NP, Number, nominative),
det(det('der'), masculine, singular, nominative) >> ['der'],
det(det('die'), feminine, singular, nominative) >> ['die'],
det(det('das'), neuter, singular, nominative) >> ['das'],
det(det('ein'), masculine, singular, nominative) >> ['ein'],
det(det('eine'), feminine, singular, nominative) >> ['eine'],
det(det('kein'), masculine, singular, nominative) >> ['kein'],
det(det('keine'), feminine, singular, nominative) >> ['keine'],
det(det('jeder'), masculine, singular, nominative) >> ['jeder'],
det(det('jede'), feminine, singular, nominative) >> ['jede'],
adj(adj('betretbarer'), masculine, singular, nominative) >>
['betretbarer'],
#noun(noun('raum'), masculine, singular, nominative) >>
#['raum'] & {cut},
verb(verb('ist'), singular, nominative, intransitive) >>
['ist'] & {cut},
)
def grammar(db):
db.tell(
s(S) << s(S, []),
s >>
np(Number, nominative) &
vp(Number, nominative, intransitive),
s >>
np(Number, Case) &
vp(Number, Case, transitive),
np(plural, Case) >>
noun(_, plural, Case),
np(Number, Case) >>
det(Gender, Number, Case) &
noun(Gender, Number, Case),
vp(Number, nominative, intransitive) >>
verb(Number, nominative, intransitive),
vp(Number, accusative, intransitive) >>
verb(Number, accusative, intransitive),
vp(_, dative, transitive) >>
verb(Number, nominative, transitive) &
np(Number, nominative),
vp(Number, nominative, transitive) >>
verb(Number, nominative, transitive) &
np(_, dative),
vp(Number, nominative, transitive) >>
verb(Number, accusative, transitive) &
np(_, accusative),
det(masculine, singular, nominative) >> ['der'],
det(masculine, singular, genitive) >> ['des'],
det(masculine, singular, dative) >> ['dem'],
det(masculine, singular, accusative) >> ['den'],
det(masculine, plural, nominative) >> ['die'],
det(masculine, plural, genitive) >> ['der'],
det(masculine, plural, dative) >> ['den'],
det(masculine, plural, accusative) >> ['die'],
det(feminine, singular, nominative) >> ['die'],
det(feminine, singular, genitive) >> ['der'],
det(feminine, singular, dative) >> ['der'],
det(feminine, singular, accusative) >> ['die'],
det(feminine, plural, nominative) >> ['die'],
det(feminine, plural, genitive) >> ['der'],
det(feminine, plural, dative) >> ['den'],
det(feminine, plural, accusative) >> ['die'],
det(neuter, singular, nominative) >> ['das'],
det(neuter, singular, genitive) >> ['des'],
det(neuter, singular, dative) >> ['dem'],
det(neuter, singular, accusative) >> ['das'],
det(neuter, plural, nominative) >> ['die'],
det(neuter, plural, genitive) >> ['der'],
det(neuter, plural, dative) >> ['den'],
det(neuter, plural, accusative) >> ['die'],
det(masculine, singular, nominative) >> ['ein'],
det(masculine, singular, genitive) >> ['eines'],
det(masculine, singular, dative) >> ['einem'],
det(masculine, singular, accusative) >> ['einen'],
det(feminine, singular, nominative) >> ['eine'],
det(feminine, singular, genitive) >> ['einer'],
det(feminine, singular, dative) >> ['einer'],
det(feminine, singular, accusative) >> ['eine'],
det(_, plural, nominative) >> ['einige'],
det(_, plural, genitive) >> ['einiger'],
det(_, plural, dative) >> ['einigen'],
det(_, plural, accusative) >> ['einige'],
det(_, plural, nominative) >> ['viele'],
det(_, plural, genitive) >> ['vieler'],
det(_, plural, dative) >> ['vielen'],
det(_, plural, accusative) >> ['viele'],
det(_, plural, nominative) >> ['alle'],
det(_, plural, genitive) >> ['aller'],
det(_, plural, dative) >> ['allen'],
det(_, plural, accusative) >> ['alle'],
det(masculine, singular, nominative) >> ['kein'],
det(masculine, singular, genitive) >> ['keines'],
det(masculine, singular, dative) >> ['keinem'],
det(masculine, singular, accusative) >> ['keinen'],
det(masculine, plural, nominative) >> ['keine'],
det(masculine, plural, genitive) >> ['keiner'],
det(masculine, plural, dative) >> ['keinen'],
det(masculine, plural, accusative) >> ['keine'],
det(feminine, singular, nominative) >> ['keine'],
det(feminine, singular, genitive) >> ['keiner'],
det(feminine, singular, dative) >> ['keiner'],
det(feminine, singular, accusative) >> ['keine'],
det(feminine, plural, nominative) >> ['keine'],
det(feminine, plural, genitive) >> ['keiner'],
det(feminine, plural, dative) >> ['keinen'],
det(feminine, plural, accusative) >> ['keine'],
det(masculine, singular, nominative) >> ['mancher'],
det(masculine, singular, genitive) >> ['manches'],
det(masculine, singular, dative) >> ['manchem'],
det(masculine, singular, accusative) >> ['manchen'],
det(masculine, plural, nominative) >> ['manche'],
det(masculine, plural, genitive) >> ['mancher'],
det(masculine, plural, dative) >> ['manchen'],
det(masculine, plural, accusative) >> ['manchen'],
det(feminine, singular, nominative) >> ['manche'],
det(feminine, singular, genitive) >> ['mancher'],
det(feminine, singular, dative) >> ['mancher'],
det(feminine, singular, accusative) >> ['manche'],
det(feminine, plural, nominative) >> ['manche'],
det(feminine, plural, genitive) >> ['mancher'],
det(feminine, plural, dative) >> ['manchen'],
det(feminine, plural, accusative) >> ['manche'],
det(masculine, singular, nominative) >> ['jeder'],
det(masculine, singular, genitive) >> ['jedes'],
det(masculine, singular, dative) >> ['jedem'],
det(masculine, singular, accusative) >> ['jeden'],
det(feminine, singular, nominative) >> ['jede'],
det(feminine, singular, genitive) >> ['jeder'],
det(feminine, singular, dative) >> ['jeder'],
det(feminine, singular, accusative) >> ['jede'],
noun(masculine, singular, nominative) >> ['hund'],
noun(masculine, singular, genitive) >> ['hundes'],
noun(masculine, singular, dative) >> ['hund'],
noun(masculine, singular, accusative) >> ['hund'],
noun(masculine, plural, nominative) >> ['hunde'],
noun(masculine, plural, genitive) >> ['hunde'],
noun(masculine, plural, dative) >> ['hunden'],
noun(masculine, plural, accusative) >> ['hunde'],
noun(feminine, singular, nominative) >> ['katze'],
noun(feminine, singular, genitive) >> ['katze'],
noun(feminine, singular, dative) >> ['katze'],
noun(feminine, singular, accusative) >> ['katze'],
noun(feminine, plural, nominative) >> ['katzen'],
noun(feminine, plural, genitive) >> ['katzen'],
noun(feminine, plural, dative) >> ['katzen'],
noun(feminine, plural, accusative) >> ['katzen'],
noun(masculine, singular, nominative) >> ['kater'],
noun(masculine, singular, genitive) >> ['katers'],
noun(masculine, singular, dative) >> ['kater'],
noun(masculine, singular, accusative) >> ['kater'],
noun(masculine, plural, nominative) >> ['kater'],
noun(masculine, plural, genitive) >> ['kater'],
noun(masculine, plural, dative) >> ['katern'],
noun(masculine, plural, accusative) >> ['kater'],
noun(feminine, singular, nominative) >> ['maus'],
noun(feminine, singular, genitive) >> ['maus'],
noun(feminine, singular, dative) >> ['maus'],
noun(feminine, singular, accusative) >> ['maus'],
noun(feminine, plural, nominative) >> ['maeuse'],
noun(feminine, plural, genitive) >> ['maeuse'],
noun(feminine, plural, dative) >> ['maeusen'],
noun(feminine, plural, accusative) >> ['maeuse'],
noun(neuter, plural, nominative) >> ['leute'],
noun(neuter, plural, genitive) >> ['leute'],
noun(neuter, plural, dative) >> ['leuten'],
noun(neuter, plural, accusative) >> ['leute'],
verb(singular, nominative, Trans) >> ['fehlt'],
verb(plural, nominative, Trans) >> ['fehlen'],
verb(singular, dative, transitive) >> ['fehlt'],
verb(plural, dative, transitive) >> ['fehlen'],
verb(singular, _, intransitive) >> ['schlaeft'],
verb(plural, _, intransitive) >> ['schlafen'],
verb(singular, nominative, intransitive) >> ['frisst'],
verb(plural, nominative, intransitive) >> ['fressen'],
verb(singular, accusative, transitive) >> ['frisst'],
verb(plural, accusative, transitive) >> ['fressen'],
verb(singular, nominative, intransitive) >> ['jagt'],
verb(plural, nominative, intransitive) >> ['jagen'],
verb(singular, accusative, transitive) >> ['jagt'],
verb(plural, accusative, transitive) >> ['jagen'],
verb(singular, _, intransitive) >> ['spielt'],
verb(plural, _, intransitive) >> ['spielen'],
)
#for subst in db.ask(s(A) & member('jagen', A)):
#words = [B, 'hunde', 'jagen', C, 'katzen']
#words = ['manche', 'maeuse', 'jagen' | B]
#words = [D, 'kater', 'jagen' | B]
#words = 'manche maeuse jagen viele katzen'.split()
#words = 'eine maus jagt viele katzen'.split()
#words = [B, C, 'jagen']
#words = ['manche', B, C]
words = [B, C, D, 'die', F]
#words = [B, 'hund', D, E, F]
#words = [B, C, 'jagt', D, E]
#words = [A, 'jagen' | E]
#for i, subst in enumerate(db.ask(s(W) & join(W, S, ' '))):
for subst in db.ask(equal(words, W) & s(W) & join(W, S, ' ')):
print(subst[S]())
def test_dcg_transformation():
from hornet.expressions import promote, mcompose
from hornet.operators import rearrange
from hornet.dcg import expand, _C_
from hornet.symbols import s, np, vp, _0, _1, _2, _3, _4, _5, _6, _7, _8
from hornet.symbols import it_is, tell, me, it, aint, so, very, different
from hornet.symbols import a, b, c, u, v, X
ast_test_all(
ast_eq,
mcompose(rearrange, expand),
rearrange,
(
s >> vp,
s(_0, _1) << vp(_0, _1),
),
(
s >> np & vp,
s(_0, _2) << np(_0, _1) & vp(_1, _2),
),
(
s >> np(a) & vp(a, b),
s(_0, _2) << np(a, _0, _1) & vp(a, b, _1, _2),
),
(
s >> a & b & c,
s(_0, _3) << a(_0, _1) & b(_1, _2) & c(_2, _3),
),
(
it_is(X) >> [] & [],
it_is(X, _0, _0),
),
(
it_is(X) >> [],
it_is(X, _0, _0),
),
(
it_is(X) >> [] & so,
it_is(X, _0, _1) <<
so(_0, _1),
),
(
it_is(X) >> so & [],
it_is(X, _0, _1) <<
so(_0, _1),
),
(
it_is(X) >> [] & so & [],
it_is(X, _0, _1) <<
so(_0, _1),
),
(
it_is(X) >> tell & [] & so,
it_is(X, _0, _2) <<
tell(_0, _1) &
so(_1, _2),
),
(
it_is(X) >> [tell],
it_is(X, _0, _1) <<
_C_(_0, tell, _1),
),
(
it_is(X) >> [tell, me],
it_is(X, _0, _2) <<
_C_(_0, tell, _1) &
_C_(_1, me, _2),
),
(
it_is(X) >> [tell, me, it],
it_is(X, _0, _3) <<
_C_(_0, tell, _1) &
_C_(_1, me, _2) &
_C_(_2, it, _3),
),
(
it_is(X) >> [tell, me, it, aint],
it_is(X, _0, _4) <<
_C_(_0, tell, _1) &
_C_(_1, me, _2) &
_C_(_2, it, _3) &
_C_(_3, aint, _4),
),
(
it_is(X) >> [tell, me, it, aint, so],
it_is(X, _0, _5) <<
_C_(_0, tell, _1) &
_C_(_1, me, _2) &
_C_(_2, it, _3) &
_C_(_3, aint, _4) &
_C_(_4, so, _5),
),
(
(it_is(X) & [c, tell, me, it]) >>
[aint, so, a, b],
it_is(X, _0, _8) <<
_C_(_0, aint, _1) &
_C_(_1, so, _2) &
_C_(_2, a, _3) &
_C_(_3, b, _4) &
_C_(_8, c, _7) &
_C_(_7, tell, _6) &
_C_(_6, me, _5) &
_C_(_5, it, _4),
),
(
(it_is(X) & [tell, me]) >>
[very, different],
it_is(X, _0, _4) <<
_C_(_0, very, _1) &
_C_(_1, different, _2) &
_C_(_4, tell, _3) &
_C_(_3, me, _2),
),
(
it_is(X) & [me] >>
it & [very] & so,
it_is(X, _0, _4) <<
it(_0, _1) &
_C_(_1, very, _2) &
so(_2, _3) &
_C_(_4, me, _3),
),
(
it_is(X) & [me] >>
it & [very] & so & [different],
it_is(X, _0, _5) <<
it(_0, _1) &
_C_(_1, very, _2) &
so(_2, _3) &
_C_(_3, different, _4) &
_C_(_5, me, _4),
),
(
it_is(X) & [me] >>
promote([it]) & [very] & [tell] & [different] & so,
it_is(X, _0, _6) <<
_C_(_0, it, _1) &
_C_(_1, very, _2) &
_C_(_2, tell, _3) &
_C_(_3, different, _4) &
so(_4, _5) &
_C_(_6, me, _5),
),
(
it_is(X) & [me] >>
it & [very, tell] & so & [different],
it_is(X, _0, _6) <<
it(_0, _1) &
_C_(_1, very, _2) &
_C_(_2, tell, _3) &
so(_3, _4) &
_C_(_4, different, _5) &
_C_(_6, me, _5),
),
(
it_is(X) >> {tell(X)} & me,
it_is(X, _0, _1) <<
tell(X) &
me(_0, _1),
),
)