Beispiel #1
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    def fit(self, X, y):
        """Run the search algorithm to synthesize a push program.

        Parameters
        ----------
        X : pandas dataframe of shape = [n_samples, n_features]
            The training input samples.
        y : list, array-like, or pandas dataframe.
            The target values (class labels in classification, real numbers in
            regression). Shape = [n_samples] or [n_samples, n_outputs]

        """
        # arity is the number of inputs that the program takes.
        X, y, arity, y_types = check_X_y(X, y)
        output_types = [
            self.interpreter.type_library.push_type_for_type(t).name
            for t in y_types
        ]
        if self.last_str_from_stdout:
            ndx = list_rindex(output_types, "str")
            if ndx is not None:
                output_types[ndx] = "stdout"
        self.signature = ProgramSignature(arity=arity,
                                          output_stacks=output_types,
                                          push_config=self.push_config)
        self.evaluator = DatasetEvaluator(X, y, interpreter=self.interpreter)
        self._build_search_algo()
        self.solution = self.search.run()
        self.search.config.tear_down()
Beispiel #2
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    def fit(self, X, y):
        """Run the search algorithm to synthesize a push program.

        Parameters
        ----------
        X : pandas dataframe of shape = [n_samples, n_features]
            The training input samples.
        y : list, array-like, or pandas dataframe.
            The target values (class labels in classification, real numbers in
            regression). Shape = [n_samples] or [n_samples, n_outputs]

        """
        X, y, arity, y_types = check_X_y(X, y)
        self.interpreter.instruction_set.register_n_inputs(arity)
        output_types = [self.interpreter.type_library.push_type_for_type(t).name for t in y_types]
        if self.last_str_from_stdout:
            ndx = list_rindex(output_types, "str")
            if ndx is not None:
                output_types[ndx] = "stdout"
        self.evaluator = DatasetEvaluator(
            X, y,
            interpreter=self.interpreter,
            last_str_from_stdout=self.last_str_from_stdout
        )
        self._build_search_algo()
        best_seen = self.search.run()
        self._result = SearchResult(best_seen.program, output_types)
Beispiel #3
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    def fit(self, X, y):
        """Run the search algorithm to synthesize a push program.

        Parameters
        ----------
        X : pandas dataframe of shape = [n_samples, n_features]
            The training input samples.
        y : list, array-like, or pandas dataframe.
            The target values (class labels in classification, real numbers in
            regression). Shape = [n_samples] or [n_samples, n_outputs]

        """
        X, y, arity, y_types = check_X_y(X, y)
        self.interpreter.instruction_set.register_n_inputs(arity)
        output_types = [push_type_for_type(t).name for t in y_types]
        if self.last_str_from_stdout:
            ndx = list_rindex(output_types, "str")
            if ndx is not None:
                output_types[ndx] = "stdout"
        self.evaluator = DatasetEvaluator(
            X,
            y,
            interpreter=self.interpreter,
            last_str_from_stdout=self.last_str_from_stdout,
            verbosity_config=DEFAULT_VERBOSITY_LEVELS[self.verbose])
        self._build_search_algo()
        best_seen = self.search.run()
        self._result = SearchResult(best_seen.program, output_types)
Beispiel #4
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    def score(self, X, y):
        """Run the search algorithm to synthesize a push program.

        Parameters
        ----------
        X : pandas dataframe of shape = [n_samples, n_features]
            The training input samples.

        y : list, array-like, or pandas dataframe.
            The target values (class labels in classification, real numbers in
            regression). Shape = [n_samples] or [n_samples, n_outputs]

        """
        check_is_fitted(self, "solution")
        X, y, arity, y_types = check_X_y(X, y)
        self.evaluator = DatasetEvaluator(X, y, interpreter=self.interpreter)
        return self.evaluator.evaluate(self.solution.program)
Beispiel #5
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    def score(self, X, y):
        """Run the search algorithm to synthesize a push program.

        Parameters
        ----------
        X : pandas dataframe of shape = [n_samples, n_features]
            The training input samples.

        y : list, array-like, or pandas dataframe.
            The target values (class labels in classification, real numbers in
            regression). Shape = [n_samples] or [n_samples, n_outputs]

        """
        check_is_fitted(self, "_result")
        X, y, arity, y_types = check_X_y(X, y)
        self.evaluator = DatasetEvaluator(X, y, interpreter=self.interpreter)
        return self.evaluator.evaluate(self._result.program)