Ejemplo n.º 1
0
 def test_lexical_binary_two_types(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'cat1', r'\P.P', {'coq_type' : 'Entity -> Prop'}),
                       SemanticRule(r'cat2', r'\P.P', {'coq_type' : 'Entity -> Prop -> Prop'}),
                       SemanticRule(r'NP', r'\P Q.(Q -> P)', {'rule' : 'lex'})]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
     </tokens>
     <ccg root="sp1-3">
       <span terminal="t1_1" category="cat1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="cat2" end="3" begin="2" id="sp1-2"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-3"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     coq_types = get_coq_types(ccg_tree)
     expected_coq_types = ["Parameter _base1 : Entity -> Prop.",
                           "Parameter _base2 : Entity -> Prop -> Prop."]
     self.assertEqual(expected_coq_types, coq_types)
Ejemplo n.º 2
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 def test_lexical_binary_one_type(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'cat1', r'\P.P'),
         SemanticRule(r'cat2', r'\Q x.Q(x)',
                      {'coq_type': 'Entity -> Prop'}),
         SemanticRule(r'NP', r'\P Q x.(P -> Q(x))', {'rule': 'lex'})
     ]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
     </tokens>
     <ccg root="sp1-3">
       <span terminal="t1_1" category="cat1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="cat2" end="3" begin="2" id="sp1-2"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-3"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     coq_types = get_coq_types(ccg_tree)
     expected_coq_types = ["Parameter _base2 : Entity -> Prop."]
     self.assertEqual(expected_coq_types, coq_types)
Ejemplo n.º 3
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 def test_inner_node_child_categoryWithFeats(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'cat1', r'\P.P'),
         SemanticRule(r'NP/NP', r'\P.P'),
         SemanticRule(r'NP', r'\P Q.(Q -> P)', {'child1_category': 'NP/NP'})
     ]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
     </tokens>
     <ccg root="sp1-3">
       <span terminal="t1_1" category="cat1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="NP/NP[mod=xx]" end="3" begin="2" id="sp1-2"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-3"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'_base2 -> _base1')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 4
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 def test_match_any2(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'cat1', r'\P.P'),
                       SemanticRule(r'cat2', r'\P.P'),
                       SemanticRule(r'cat3', r'\P.P'),
                       SemanticRule(r'NP', r'\P Q.(Q & P)', {'rule' : 'lex'}),
                       SemanticRule(r'NP', r'\P Q.(Q | P)', {'child_any_pos' : 'pos1'}),
                       SemanticRule(r'NP', r'\P Q.(Q -> P)', {'child_any_category' : 'cat3'})]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
       <token base="base3" pos="pos3" surf="surf3" id="t1_3"/>
     </tokens>
     <ccg root="sp1-5">
       <span terminal="t1_1" category="cat1" pos="pos1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="cat2" pos="pos2" end="3" begin="2" id="sp1-2"/>
       <span terminal="t1_3" category="cat3" pos="pos3" end="4" begin="3" id="sp1-3"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-4"/>
       <span child="sp1-4 sp1-3" rule="lex" category="NP" end="4" begin="1" id="sp1-5"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'_base3 -> (_base2 | _base1)')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 5
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 def test_func_combination_backwardComplexTwoArgs(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'S\NP\NP', r'\P y x e. P(e, x, y)'),
         SemanticRule(r'S\S', r'\P Q e. AND(past(e), Q(e))')
     ]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token id="s1_4" surf="ほめ" pos="動詞" pos1="自立" pos2="*" pos3="*" inflectionType="一段" inflectionForm="連用形" base="ほめる" reading="ホメ"/>
       <token id="s1_5" surf="た" pos="助動詞" pos1="*" pos2="*" pos3="*" inflectionType="特殊・タ" inflectionForm="基本形" base="た" reading="タ"/>
     </tokens>
     <ccg root="s1_sp9">
       <span id="s1_sp9" begin="4" end="6" category="(S[mod=nm,form=base]\NP[mod=nm,case=ga])\NP[mod=nm,case=o]" rule="&lt;B2" child="s1_sp10 s1_sp11"/>
       <span id="s1_sp10" begin="4" end="5" category="(S[mod=nm,form=cont]\NP[mod=nm,case=ga])\NP[mod=nm,case=o]" terminal="s1_4"/>
       <span id="s1_sp11" begin="5" end="6" category="S[mod=nm,form=base]\S[mod=nm,form=cont]" terminal="s1_5"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'\y x e.AND(past(e), _ほめる(x, y, e))')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 6
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 def test_inner_node_child_categoryWithFeats(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'cat1', r'\P.P'),
                       SemanticRule(r'NP/NP', r'\P.P'),
                       SemanticRule(r'NP', r'\P Q.(Q -> P)',
                                    {'child1_category' : 'NP/NP'})]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
     </tokens>
     <ccg root="sp1-3">
       <span terminal="t1_1" category="cat1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="NP/NP[mod=xx]" end="3" begin="2" id="sp1-2"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-3"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'_base2 -> _base1')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 7
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    def test_vertical_bar(self):
        sentence_str = r"""
      <sentence id="s1">
        <tokens>
          <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
          <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
        </tokens>
        <ccg root="sp1-3">
          <span terminal="t1_1" category="N" end="2" begin="1" id="sp1-1"/>
          <span terminal="t1_2" category="N" end="3" begin="2" id="sp1-2"/>
          <span child="sp1-1 sp1-2" category="NP\NP" rule=">" end="3" begin="1" id="sp1-3"/>
        </ccg>
      </sentence>
    """
        sentence = etree.fromstring(sentence_str)

        semantic_index = SemanticIndex(None)
        semantic_rules = [
            SemanticRule(r'N', r'\P.P', {}),
            SemanticRule(r'NP|NP', r'\F1 F2.(F1 -> F2)', {'rule': '>'}),
            SemanticRule(r'NP/NP', r'\F1 F2.(F1 & F2)', {'rule': '>'})
        ]
        semantic_index.rules = semantic_rules
        ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
        semantics = lexpr(ccg_tree.get('sem', None))
        expected_semantics = lexpr(r'(_base1 -> _base2)')
        self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 8
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 def test_match_any2(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'cat1', r'\P.P'),
         SemanticRule(r'cat2', r'\P.P'),
         SemanticRule(r'cat3', r'\P.P'),
         SemanticRule(r'NP', r'\P Q.(Q & P)', {'rule': 'lex'}),
         SemanticRule(r'NP', r'\P Q.(Q | P)', {'child_any_pos': 'pos1'}),
         SemanticRule(r'NP', r'\P Q.(Q -> P)',
                      {'child_any_category': 'cat3'})
     ]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
       <token base="base3" pos="pos3" surf="surf3" id="t1_3"/>
     </tokens>
     <ccg root="sp1-5">
       <span terminal="t1_1" category="cat1" pos="pos1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="cat2" pos="pos2" end="3" begin="2" id="sp1-2"/>
       <span terminal="t1_3" category="cat3" pos="pos3" end="4" begin="3" id="sp1-3"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-4"/>
       <span child="sp1-4 sp1-3" rule="lex" category="NP" end="4" begin="1" id="sp1-5"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'_base3 -> (_base2 | _base1)')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 9
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 def test_lexical_binary_two_coq_complex_type(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'cat1', r'\P x R.P(x, R)', {'coq_type' : 'Entity -> Prop -> Prop'}),
                       SemanticRule(r'cat2', r'\Q S T.Q(S, T)', {'coq_type' : 'Prop -> Entity -> Prop'}),
                       SemanticRule(r'NP', r'\P Q x R S T.(Q(x, R) -> P(S, T))', {'rule' : 'lex'})]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
     </tokens>
     <ccg root="sp1-3">
       <span terminal="t1_1" category="cat1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="cat2" end="3" begin="2" id="sp1-2"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-3"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     coq_lib = get_coq_types(ccg_tree)
     expected_coq_lib = ['Parameter _base1 : Entity -> Prop -> Prop.',
                         'Parameter _base2 : Prop -> Entity -> Prop.']
     self.assertEqual(expected_coq_lib, coq_lib)
     expression = [ccg_tree.get('sem')]
     coq_sig =  convert_coq_signatures_to_nltk(coq_lib)
     nltk_lib = build_dynamic_library(expression, coq_sig)
     lib = merge_dynamic_libraries(coq_lib, nltk_lib, './coqlib.v', sentence)
     expected_lib = ["Parameter _base2 : Prop -> Entity -> Prop.",
                     "Parameter _base1 : Entity -> Prop -> Prop."]
     self.assertCountEqual(expected_lib, lib)
Ejemplo n.º 10
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 def test_RTG3Paths2Vars(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'N', r'\P.P', {}),
                       SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule' : '>'}),
                       SemanticRule(r'NPNP', r'\F1 F2.(F1 -> F2)',
                                    {'var_paths' : [[0,0], [0,1], [1,0]], 'rule' : '>'})]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     with self.assertRaises(nltk.sem.logic.LogicalExpressionException):
         semantics = lexpr(ccg_tree.get('sem', None))
Ejemplo n.º 11
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 def test_CFG(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'N', r'\P.P', {}),
                       SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule' : '>'}),
                       SemanticRule(r'NPNP', r'\F1 F2.(F1 -> F2)', {'rule' : '>'})]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     semantics = lexpr(ccg_tree.get('sem', None))
     expected_semantics = lexpr(r'(_base1 & _base2) -> (_base3 & _base4)')
     self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 12
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 def test_RTG3Paths3Vars(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'N', r'\P.P', {}),
                       SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule' : '>'}),
                       SemanticRule(r'NPNP', r'\F1 F2 F3.((F3 & F2) -> F1)',
                                    {'var_paths' : [[0,0], [0,1], [1,0]], 'rule' : '>'})]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     semantics = lexpr(ccg_tree.get('sem', None))
     expected_semantics = lexpr(r'((_base3 & _base2) -> _base1)')
     self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 13
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 def test_RTG1Path(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'N', r'\P.P', {}),
                       SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule' : '>'}),
                       SemanticRule(r'NPNP', r'\F1 F2.(F1 -> F2)',
                                    {'var_paths' : [[0,1]], 'rule' : '>'})]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     semantics = lexpr(ccg_tree.get('sem', None))
     expected_semantics = lexpr(r'\F2.(_base2 -> F2)')
     self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 14
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 def test_CFG(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'N', r'\P.P', {}),
         SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule': '>'}),
         SemanticRule(r'NPNP', r'\F1 F2.(F1 -> F2)', {'rule': '>'})
     ]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     semantics = lexpr(ccg_tree.get('sem', None))
     expected_semantics = lexpr(r'(_base1 & _base2) -> (_base3 & _base4)')
     self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 15
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 def test_RTG3Paths2Vars(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'N', r'\P.P', {}),
         SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule': '>'}),
         SemanticRule(r'NPNP', r'\F1 F2.(F1 -> F2)', {
             'var_paths': [[0, 0], [0, 1], [1, 0]],
             'rule': '>'
         })
     ]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     with self.assertRaises(nltk.sem.logic.LogicalExpressionException):
         semantics = lexpr(ccg_tree.get('sem', None))
Ejemplo n.º 16
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 def test_RTG1Path(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'N', r'\P.P', {}),
         SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule': '>'}),
         SemanticRule(r'NPNP', r'\F1 F2.(F1 -> F2)', {
             'var_paths': [[0, 1]],
             'rule': '>'
         })
     ]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     semantics = lexpr(ccg_tree.get('sem', None))
     expected_semantics = lexpr(r'\F2.(_base2 -> F2)')
     self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 17
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 def test_RTG3Paths3Vars(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'N', r'\P.P', {}),
         SemanticRule(r'NP', r'\F1 F2.(F1 & F2)', {'rule': '>'}),
         SemanticRule(r'NPNP', r'\F1 F2 F3.((F3 & F2) -> F1)', {
             'var_paths': [[0, 0], [0, 1], [1, 0]],
             'rule': '>'
         })
     ]
     semantic_index.rules = semantic_rules
     ccg_tree = assign_semantics_to_ccg(self.sentence, semantic_index)
     semantics = lexpr(ccg_tree.get('sem', None))
     expected_semantics = lexpr(r'((_base3 & _base2) -> _base1)')
     self.assertEqual(expected_semantics, semantics)
Ejemplo n.º 18
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    def test_np_feature_no(self):
        semantic_index = SemanticIndex(None)
        semantic_index.rules = [SemanticRule(r'NP', r'\P.P')]

        sentence_str = r"""
      <sentence id="s0">
        <tokens>
          <token base="basepred" pos="pos1" surf="surfpred" id="t0_0"/>
        </tokens>
        <ccg root="sp0-3">
          <span terminal="t0_0" category="NP" end="1" begin="0" id="sp0-3"/>
        </ccg>
      </sentence>
    """
        sentence = etree.fromstring(sentence_str)
        ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
        semantics = ccg_tree.get('sem', None)
        expected_semantics = lexpr(r'_basepred')
        self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 19
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    def test_np_feature_no(self):
        semantic_index = SemanticIndex(None)
        semantic_index.rules = [SemanticRule(r'NP', r'\P.P')]

        sentence_str = r"""
      <sentence id="s0">
        <tokens>
          <token base="basepred" pos="pos1" surf="surfpred" id="t0_0"/>
        </tokens>
        <ccg root="sp0-3">
          <span terminal="t0_0" category="NP" end="1" begin="0" id="sp0-3"/>
        </ccg>
      </sentence>
    """
        sentence = etree.fromstring(sentence_str)
        ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
        semantics = ccg_tree.get('sem', None)
        expected_semantics = lexpr(r'_basepred')
        self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 20
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 def test_lexical_binary_two_coq_complex_type(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'cat1', r'\P x R.P(x, R)',
                      {'coq_type': 'Entity -> Prop -> Prop'}),
         SemanticRule(r'cat2', r'\Q S T.Q(S, T)',
                      {'coq_type': 'Prop -> Entity -> Prop'}),
         SemanticRule(r'NP', r'\P Q x R S T.(Q(x, R) -> P(S, T))',
                      {'rule': 'lex'})
     ]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
       <token base="base2" pos="pos2" surf="surf2" id="t1_2"/>
     </tokens>
     <ccg root="sp1-3">
       <span terminal="t1_1" category="cat1" end="2" begin="1" id="sp1-1"/>
       <span terminal="t1_2" category="cat2" end="3" begin="2" id="sp1-2"/>
       <span child="sp1-1 sp1-2" rule="lex" category="NP" end="3" begin="1" id="sp1-3"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     coq_lib = get_coq_types(ccg_tree)
     expected_coq_lib = [
         'Parameter _base1 : Entity -> Prop -> Prop.',
         'Parameter _base2 : Prop -> Entity -> Prop.'
     ]
     self.assertEqual(expected_coq_lib, coq_lib)
     expression = [ccg_tree.get('sem')]
     coq_sig = convert_coq_signatures_to_nltk(coq_lib)
     nltk_lib, _ = build_dynamic_library(expression, coq_sig)
     lib = merge_dynamic_libraries(coq_sig, nltk_lib, './coqlib.v',
                                   sentence)
     expected_lib = [
         "Parameter _base2 : Prop -> (Entity -> Prop).",
         "Parameter _base1 : Entity -> (Prop -> Prop)."
     ]
     self.assertCountEqual(expected_lib, lib)
Ejemplo n.º 21
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 def setUp(self):
     self.semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'NP', r'\P.P'),
         SemanticRule(r'NP/NP', r'\P Q x.(Q(x) & P(x))', {'rule': 'ADN'}),
         SemanticRule(r'S\NP', r'\P x.P(x)'),
         SemanticRule(r'S\NP\NP', r'\P y x.P(x, y)'),
         SemanticRule(r'S\NP\NP\NP', r'\P z y x.P(x, y, z)'),
         SemanticRule(r'default', r'\P x.x')
     ]
     self.semantic_index.rules = semantic_rules
Ejemplo n.º 22
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 def test_lexical_unary(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'N', r'\P.P'),
                       SemanticRule(r'NP', r'\P.(P -> P)', {'rule' : 'lex'})]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
     </tokens>
     <ccg root="sp1-2">
       <span terminal="t1_1" category="N" end="2" begin="1" id="sp1-1"/>
       <span child="sp1-1" rule="lex" category="NP" end="2" begin="1" id="sp1-2"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'_base1 -> _base1')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 23
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 def test_func_combination_backwardComplexTwoArgs(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [SemanticRule(r'S\NP\NP', r'\P y x e. P(e, x, y)'),
                       SemanticRule(r'S\S', r'\P Q e. AND(past(e), Q(e))')]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token id="s1_4" surf="ほめ" pos="動詞" pos1="自立" pos2="*" pos3="*" inflectionType="一段" inflectionForm="連用形" base="ほめる" reading="ホメ"/>
       <token id="s1_5" surf="た" pos="助動詞" pos1="*" pos2="*" pos3="*" inflectionType="特殊・タ" inflectionForm="基本形" base="た" reading="タ"/>
     </tokens>
     <ccg root="s1_sp9">
       <span id="s1_sp9" begin="4" end="6" category="(S[mod=nm,form=base]\NP[mod=nm,case=ga])\NP[mod=nm,case=o]" rule="&lt;B2" child="s1_sp10 s1_sp11"/>
       <span id="s1_sp10" begin="4" end="5" category="(S[mod=nm,form=cont]\NP[mod=nm,case=ga])\NP[mod=nm,case=o]" terminal="s1_4"/>
       <span id="s1_sp11" begin="5" end="6" category="S[mod=nm,form=base]\S[mod=nm,form=cont]" terminal="s1_5"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'\y x e.AND(past(e), _ほめる(x, y, e))')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 24
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 def test_lexical_unary(self):
     semantic_index = SemanticIndex(None)
     semantic_rules = [
         SemanticRule(r'N', r'\P.P'),
         SemanticRule(r'NP', r'\P.(P -> P)', {'rule': 'lex'})
     ]
     semantic_index.rules = semantic_rules
     sentence_str = r"""
   <sentence id="s1">
     <tokens>
       <token base="base1" pos="pos1" surf="surf1" id="t1_1"/>
     </tokens>
     <ccg root="sp1-2">
       <span terminal="t1_1" category="N" end="2" begin="1" id="sp1-1"/>
       <span child="sp1-1" rule="lex" category="NP" end="2" begin="1" id="sp1-2"/>
     </ccg>
   </sentence>
 """
     sentence = etree.fromstring(sentence_str)
     ccg_tree = assign_semantics_to_ccg(sentence, semantic_index)
     semantics = ccg_tree.get('sem', None)
     expected_semantics = lexpr(r'_base1 -> _base1')
     self.assertEqual(expected_semantics, lexpr(semantics))
Ejemplo n.º 25
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def main(args=None):
    DESCRIPTION = textwrap.dedent("""\
            categories_template.yaml should contain the semantic templates
              in YAML format.
            parsed_sentence.xml contains the CCG-parsed sentences.
            If --arbi-types is specified, then the arbitrary specification of
              types is enabled, thus using the argument as the field of the semantic
              template that is used. E.g, by specifying "--arbi-types coq_type"
              and a semantic template:
            - semantics: \P x.P(x)
              category: NP
              coq_type: Animal
            The type "Animal" will be used for this expression. Otherwise,
            types of the sem/logic module of NLTK are used.
      """)

    parser = argparse.ArgumentParser(
        formatter_class=argparse.RawDescriptionHelpFormatter,
        description=DESCRIPTION)
    parser.add_argument("ccg")
    parser.add_argument("templates")
    parser.add_argument("sem")
    parser.add_argument("--arbi-types", action="store_true", default=False)
    parser.add_argument("--gold_trees", action="store_true", default=True)
    parser.add_argument("--nbest", nargs='?', type=int, default="0")
    args = parser.parse_args()

    if not os.path.exists(args.templates):
        print('File does not exist: {0}'.format(args.templates))
        sys.exit(1)
    if not os.path.exists(args.ccg):
        print('File does not exist: {0}'.format(args.ccg))
        sys.exit(1)

    logging.basicConfig(level=logging.WARNING)

    semantic_index = SemanticIndex(args.templates)

    parser = etree.XMLParser(remove_blank_text=True)
    root = etree.parse(args.ccg, parser)

    for sentence in root.findall('.//sentence'):
        if args.gold_trees:
            tree_indices = [int(sentence.get('gold_tree', '0')) + 1]
        if args.nbest != 1:
            tree_indices = get_tree_indices(sentence, args.nbest)
        for tree_index in tree_indices:
            sem_node = etree.Element('semantics')
            sem_node.set(
                'ccg_id',
                sentence.xpath('./ccg[{0}]/@id'.format(tree_index))[0])
            try:
                sem_node.set('status', 'success')
                sem_tree = assign_semantics_to_ccg(sentence, semantic_index,
                                                   tree_index)
                sem_node.set(
                    'root',
                    sentence.xpath('./ccg[{0}]/@root'.format(tree_index))[0])
                filter_attributes(sem_tree)
                sem_node.extend(sem_tree.xpath('.//descendant-or-self::span'))
            except LogicalExpressionException as e:
                sem_node.set('status', 'failed')
                logging.error('An error occurred: {0}'.format(e))
            sentence.append(sem_node)

    root_xml_str = serialize_tree(root)
    with codecs.open(args.sem, 'wb') as fout:
        fout.write(root_xml_str)
Ejemplo n.º 26
0
def main(args=None):
    global SEMANTIC_INDEX
    global ARGS
    global SENTENCES
    DESCRIPTION = textwrap.dedent("""\
            categories_template.yaml should contain the semantic templates
              in YAML format.
            parsed_sentence.xml contains the CCG-parsed sentences.
            If --arbi-types is specified, then the arbitrary specification of
              types is enabled, thus using the argument as the field of the semantic
              template that is used. E.g, by specifying "--arbi-types coq_type"
              and a semantic template:
            - semantics: \P x.P(x)
              category: NP
              coq_type: Animal
            The type "Animal" will be used for this expression. Otherwise,
            types of the sem/logic module of NLTK are used.
      """)

    parser = argparse.ArgumentParser(
        formatter_class=argparse.RawDescriptionHelpFormatter,
        description=DESCRIPTION)
    parser.add_argument("ccg")
    parser.add_argument("templates")
    parser.add_argument("sem")
    parser.add_argument("--arbi-types", action="store_true", default=False)
    parser.add_argument("--gold_trees", action="store_true", default=True)
    parser.add_argument("--nbest", nargs='?', type=int, default="0")
    parser.add_argument("--ncores",
                        nargs='?',
                        type=int,
                        default="3",
                        help="Number of cores for multiprocessing.")
    ARGS = parser.parse_args()

    if not os.path.exists(ARGS.templates):
        print('File does not exist: {0}'.format(ARGS.templates))
        sys.exit(1)
    if not os.path.exists(ARGS.ccg):
        print('File does not exist: {0}'.format(ARGS.ccg))
        sys.exit(1)

    logging.basicConfig(level=logging.WARNING)

    SEMANTIC_INDEX = SemanticIndex(ARGS.templates)

    parser = etree.XMLParser(remove_blank_text=True)
    root = etree.parse(ARGS.ccg, parser)

    SENTENCES = root.findall('.//sentence')
    # print('Found {0} sentences'.format(len(SENTENCES)))
    # from pudb import set_trace; set_trace()
    sentence_inds = range(len(SENTENCES))
    sem_nodes_lists = semantic_parse_sentences(sentence_inds, ARGS.ncores)
    assert len(sem_nodes_lists) == len(SENTENCES), \
        'Element mismatch: {0} vs {1}'.format(len(sem_nodes_lists), len(SENTENCES))
    logging.info('Adding XML semantic nodes to sentences...')
    for sentence, sem_nodes in zip(SENTENCES, sem_nodes_lists):
        sentence.extend(sem_nodes)
    logging.info('Finished adding XML semantic nodes to sentences.')

    root_xml_str = serialize_tree(root)
    with codecs.open(ARGS.sem, 'wb') as fout:
        fout.write(root_xml_str)