Ejemplo n.º 1
0
def _get_union_of_graphs(graph_list):
    g = Graph(directed=True)
    db = GraphDatabase(g)
    query = ""
    for g in graph_list:
        query += f" CREATE {convert_graph_to_string(g)}"
    db.query(query)
    return db.get_graph()
Ejemplo n.º 2
0
 def visit(self, g):
     if not isinstance(g, Graph):
         raise TypeError(
             "DrsRule.visit_to_graph() needs an igraph.Graph as an argument"
         )
     db = GraphDatabase(g)
     lst = db.query(self._rules, repeat_n_times=1)
     return lst
Ejemplo n.º 3
0
 def visit(self, g):
     if not isinstance(g, Graph):
         raise TypeError(
             "DrsRule.visit_to_graph() needs an igraph.Graph as an argument"
         )
     db = GraphDatabase(g, node_matcher=VectorNodeMatcher(self.metric))
     rule = 'MATCH ' + str(self.small_drs) + ' RETURN __RESULT__;'
     lst = db.query(rule)
     return lst
Ejemplo n.º 4
0
 def visit(self, g):
     if not isinstance(g, Graph):
         raise TypeError("DrsRule.visit_to_graph() needs an igraph.Graph as an argument")
     db = GraphDatabase(g,
                        node_matcher=VectorNodeMatcher(self.metric),
                        code_container_factory=DummyCodeContainerFactory())
     lst = db.query(str(self.text), repeat_n_times=5)
     if lst:
         return True
     return False
Ejemplo n.º 5
0
    def __get_relations_and_entities_from_graph(self, g):
        if not isinstance(g, Graph):
            raise TypeError("The writer needs an igraph.Graph as an argument")

        db = GraphDatabase(g)
        lst = db.query(
            "MATCH {}(a), {'type': 'relation', 'name': 'r'}(a,b), {}(b) RETURN a, b, r",
            repeat_n_times=5)
        triplets = [(self.__get_correct_name(item['a'], g), item['r']['text'],
                     self.__get_correct_name(item['b'], g)) for item in lst]
        return list(unique_everseen(triplets, key=tuple))
Ejemplo n.º 6
0
def _create_graph_from_natural_language(sentence):
    g = Graph(directed=True)
    db = GraphDatabase(g)
    parser = Parser(db)
    parsed_dict = parser.execute(sentence)
    db = parsed_dict['graph']

    n = 10
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/verbs.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/names.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/various.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path,
                          '../rules/parsing/prepositions.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path,
                          '../rules/parsing/punctuation.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/compound1.parvus')).read(),
        n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/compound2.parvus')).read(),
        n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/adjectives.parvus')).read(),
        n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/delete.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path,
                          '../rules/parsing/subordinates.parvus')).read(), n)
    db = repeat_db_rules_n_times(
        db,
        open(os.path.join(_path, '../rules/parsing/recursive.parvus')).read(),
        n)
    return {
        'graph': db.get_graph(),
        'word_nodes': parsed_dict['word_nodes'],
    }
Ejemplo n.º 7
0
    def visit(self, g):
        prior_names = []
        db = GraphDatabase(g)
        for v in g.vs:
            refers_to = v['refers_to']
            if refers_to:
                prior_names_string = '[' + ' '.join(
                    ['"' + item + '"' for item in prior_names]) + ']'
                db.query(self._rules % (str(refers_to), v['name'],
                                        str(refers_to), prior_names_string),
                         repeat_n_times=1)
                prior_names.append(v['name'])

        return True