diogo/yap-6.3
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swig python support

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This commit is contained in:
Vitor Santos Costa
2017-05-08 18:51:29 +01:00
parent d1e39368f4
commit c2435673cd
37 changed files with 944 additions and 1580 deletions
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46
packages/python/swig/yapi.py
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@@ -48,21 +48,21 @@ def query_prolog(engine, s):
while answer(q):
# this new vs should contain bindings to vars
vs= q.namedVars()
print( vs )
gs = numbervars( engine, vs)
print(gs)
i=0
# iterate
for eq in gs:
name = eq[0]
binding = eq[1]
# this is tricky, we're going to bind the variables in the term so thay we can
# output X=Y. The Python way is to use dictionares.
#Instead, we use the T function to tranform the Python term back to Prolog
if name != binding:
print(name + " = " + str(binding))
#ok, that was Prolog code
print("yes")
if vs != []:
gs = numbervars( engine, vs)
i=0
# iterate
for eq in gs:
name = eq[0]
binding = eq[1]
# this is tricky, we're going to bind the variables in the term so thay we can
# output X=Y. The Python way is to use dictionares.
#Instead, we use the T function to tranform the Python term back to Prolog
if name != binding:
print(name + " = " + str(binding))
#ok, that was Prolog code
else:
print("yes")
# deterministic = one solution
if q.deterministic():
# done
@@ -88,19 +88,21 @@ def query_prolog(engine, s):
def live():
yap_lib_path = os.path.dirname(__file__)
args = yap.YAPEngineArgs()
args.setYapShareDir(os.path.join(yap_lib_path,"prolog"))
args.setYapLibDir(yap_lib_path)
args.setYapShareDir(yap_lib_path)
#args.setYapPrologBootFile(os.path.join(yap_lib_path."startup.yss"))
engine = yap.YAPEngine( args )
engine.goal( use_module( library('yapi') ) )
engine = yap.YAPEngine(args)
engine.goal( use_module(library('yapi') ) )
loop = True
while loop:
try:
s = input("?- ")
if not s:
loop = False
query_prolog(engine, s)
else:
query_prolog(engine, s)
except SyntaxError as err:
print("Syntax Error error: {0}".format(err))
except EOFError:
@@ -117,4 +119,8 @@ def live():
# initialize engine
# engine = yap.YAPEngine();
# engine = yap.YAPEngine(yap.YAPParams());
live()
#
#
if __name__ == "__main__":
live()