diogo/yap-6.3
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fix predicate search

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This commit is contained in:
Vitor Santos Costa
2017-06-06 12:47:59 +01:00
parent 2ad3420fac
commit f1ddb5822e
12 changed files with 95 additions and 121 deletions
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120
packages/python/swig/yapi.yap
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@@ -12,24 +12,27 @@
:- use_module( library(maplist) ).
:- use_module( library(rbtrees) ).
:- use_module( library(terms) ).
:- use_module( library(python) ).
%% @pred yap_query(sGoal, + VarList, +OutStream, - Dictionary)
%% @pred yap_query(sGoal, + VarList, +OutStream, - Dictionary)
%% @pred yap_query(0:Goal, + VarList, - Dictionary)
%%
%% dictionary, Examples
%%
%%
python_query( Engine, String, Dict ) :-
python_query( String, D ) :-
atomic_to_term( String, Goal, VarNames ),
yap_query( Goal, VarNames, user_error, Dict).
yap_query( Goal, VarNames, user_error, Dict),
D := Dict,
yap4py.yapi.bindings := Dict.
%% @pred yapi_query( + VarList, - Dictionary)
%%
%% dictionary, Examples
%%
%%
prologun:yapi_query( VarNames, Dict ) :-
yapi_query( VarNames, Dict ) :-
show_answer(VarNames, Dict).
@@ -42,34 +45,48 @@ python_query( Engine, String, Dict ) :-
%%
yap_query( Goal, VarNames, Stream, Dictionary) :-
(
call(Goal)
call(Goal)
*->
!,
show_answer(VarNames, Stream, Dictionary)
).
!,
show_answer(VarNames, Stream, Dictionary)
).
yapi_query( VarNames, Dictionary) :-
yap_query( VarNames, Dictionary) :-
yap_query( VarNames, user_output, Dictionary).
show_answer(QVs0, Dict) :-
show_answer(QVs0, user_error, Dict).
show_answer(QVs0, user_error, Dict).
show_answer(QVs0, Stream, {Dict}) :-
show_answer(QVs0, Stream, Dict) :-
copy_term(QVs0, QVs),
writeln(ivs-IVs),
term_variables(Goal, IVs),
foldl(enumerate, IVs, 0, _Ns),
copy_term(QVs0, QVs1),
rb_new(RB),
foldl2(bind_qv, QVs, QVs1, [], LP, {}-RB, Dict-_),
!,
out(QVs, Stream, D).
Dictt := {D}.
term_variables(QVs, IVs),
term_variables(QVs1, IVs1),
foldl( enumerate, IVs, IVs1, 1, _ ),
out(LP, Stream ).
show_answer(_, _, {}) :-
format(' yes.~n', [] ).
format(' yes.~n', [] ).
bind_qv(V=V0, Vs, Vs) :- var(V0), !, V0='$VAR'(V).
bind_qv(V=V, Vs, Vs) :- !.
bind_qv(V=S, Vs, [V=S|Vs]).
bind_qv(V=V0, V1 = V01, Vs, Vs, Vs1-RB, Vs1-RB) :-
var(V0),
!,
'$VAR'(V) = V0,
V1 = V01.
% atom_string(V1, V01).
bind_qv(V='$VAR'(Vi), V1=S1, Vs, [V='$VAR'(Vi)|Vs], D0-RB, D-RB) :- !,
add2dict(D0, V1:S1, D).
bind_qv(V=S, V1=S1, Vs, [V=S|Vs], D0-RB0, D-RB0) :-
% fix_tree( S, SS, S1, SS1, RB0, RBT),
add2dict(D0, V1:S1, D).
enumerate('$VAR'(A), I, I1) :-
add2dict({}, B, {B}).
add2dict({C}, B, {B,C}).
enumerate('$VAR'(A), A, I, I1) :-
enum(I, Chars),
atom_codes(A,[0'_|Chars]),
I1 is I + 1.
@@ -84,65 +101,18 @@ enum(I, [C|Cs]) :-
C is "A" +K,
enum(J, Cs).
out(Bs, S, _Dict) :-
out(Bs, S) :-
output(Bs, S),
fail.
out(Bs, _S, Dict) :-
bvs(Bs, Dict).
v2py(v(I0) = _V, I0, I) :-
!,
I is I0+1.
v2py(v(I0) = v(I0), I0, I) :-
I is I0+1.
!.
out([_|Bs], S) :-
out(Bs, S).
output([V=B], S) :-
!,
format(S, '~a = ~q~n', [V, B]).
output([V=B|Ns], S) :-
format( S, '~a = ~q.~n', [V, B]),
output( Ns, S).
bvs([V=B], S:B) :-
atom_atring(V,S),
!.
bvs([V=B|Ns], (S:B,N) ) :-
atom_string(V,S),
output( Ns, N).
bindvars( L, NL ) :-
rb_new(T),
foldl2( bind, L, NL, T, _ , 0, _),
term_variables(NL, Vs),
foldl( bind_new, Vs, 0, _).
output([V=B|_Ns], S) :-
format( S, '~a = ~q.~n', [V, B]),
fail.
bind(X=Y, X=X, T0, T, N, N) :-
var(Y),
!,
rb_update(T0, Y, X, T).
bind(X = G, X = G, T, T, N0, N0) :-
ground(G),
!.
bind(X = C, X = NC, T, NT, N0, NF) :-
C =.. [N|L],
foldl2( bind_new, L, NL, T, NT, N0, NF),
NC =.. [N|NL].
bind_new(Y, X, T, T, N, N) :-
var(Y),
rb_lookup(Y, X, T),
!.
bind_new(Y, X, T, TN, N, NF) :-
var(Y),
!,
rb_insert(Y, T, X, TN),
NF is N+1,
atomic_concat('_',N,X).
bind_new(Y, Y, T, T, N, N) :-
ground(Y),
!.
bind_new(Y, X, T, NT, N0, NF) :-
Y =.. [N|L],
foldl2(v, L, NL, T, NT, N0, NF),
X =.. [N|NL].