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yap-6.3/packages/swig/python/yapy.py
Vitor Santos Costa da315b2688 missing
2016-04-05 08:18:50 +01:00

34 lines
709 B
Python

# python commands
import sys
import yap
#
# initialize engine
engine = yap.YAPEngine();
# engine = yap.YAPEngine(yap.YAPParams());
def query( s ):
q = engine.query(s)
while q.next():
vs = q.namedVars()
if vs.length() == 0:
print( "yes" )
return
else:
while vs.length() > 0:
eq = vs.car()
print( eq.getArg(1).text() + " = " + eq.getArg(2).text() )
vs = vs.cdr()
s = raw_input("next: ?")
if s.find(';') != 0 :
return
print( "no more answers" )
return
def live():
loop = True
while loop:
s = raw_input("?- ")
query( s )