jupyter
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@@ -73,7 +73,6 @@ python_query( Caller, String ) :-
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query_to_answer( Goal, VarNames, Status, Bindings),
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atom_to_string( Status, SStatus ),
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Caller.port := SStatus,
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start_low_level_trace,
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write_query_answer( Bindings ),
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nl(user_error),
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Caller.answer := {},
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@@ -88,4 +87,4 @@ in_dict(Dict, nonvar([V0|Vs],G)) :- !,
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Dict[V0] := G,
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in_dict( Dict, nonvar(Vs, G) ).
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in_dict(_Dict, nonvar([],_G)) :- !.
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in_dict(_, _).
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in_dict(_, _)
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@@ -66,17 +66,10 @@ class Query (YAPQuery):
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return self
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def __next__(self):
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if self.port == "exit" or self.port == "fail":
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return
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else:
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if self.next():
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return self.port,self.answer
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else:
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self.close()
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def close( self ):
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self.engine.reSet()
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if self.port == "fail":
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raise IndexError()
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return self.next()
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def name( name, arity):
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try:
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if arity > 0 and name.isidentifier(): # and not keyword.iskeyword(name):
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@@ -141,13 +134,11 @@ class YAPShell:
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engine = self.engine
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bindings = []
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loop = False
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if g:
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g.release()
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g = python_query(self, query)
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self.q = Query( engine, g )
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for port,bind in self.q:
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bindings += [bind]
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if port == "exit":
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while self.q.next():
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bindings += [self.q.answer]
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if self.q.port == "exit":
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break
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if loop:
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continue
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@@ -189,7 +180,6 @@ class YAPShell:
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if not s:
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continue
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else:
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print(s)
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self.query_prolog(s)
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except SyntaxError as err:
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print("Syntax Error error: {0}".format(err))
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