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How to use find_executable_statements method in autotest

Best Python code snippet using autotest_python

coverage.py

...416            filename = filename[0:-1]417        elif ext != '.py':418            raise self.error, "File '%s' not Python source." % filename419        source = open(filename, 'r')420        lines, excluded_lines = self.find_executable_statements(421            source.read(), exclude=self.exclude_re422            )423        source.close()424        result = filename, lines, excluded_lines425        self.analysis_cache[morf] = result426        return result427    def get_suite_spots(self, tree, spots):428        import symbol, token429        for i in range(1, len(tree)):430            if type(tree[i]) == type(()):431                if tree[i][0] == symbol.suite:432                    # Found a suite, look back for the colon and keyword.433                    lineno_colon = lineno_word = None434                    for j in range(i-1, 0, -1):435                        if tree[j][0] == token.COLON:436                            lineno_colon = tree[j][2]437                        elif tree[j][0] == token.NAME:438                            if tree[j][1] == 'elif':439                                # Find the line number of the first non-terminal440                                # after the keyword.441                                t = tree[j+1]442                                while t and token.ISNONTERMINAL(t[0]):443                                    t = t[1]444                                if t:445                                    lineno_word = t[2]446                            else:447                                lineno_word = tree[j][2]448                            break449                        elif tree[j][0] == symbol.except_clause:450                            # "except" clauses look like:451                            # ('except_clause', ('NAME', 'except', lineno), ...)452                            if tree[j][1][0] == token.NAME:453                                lineno_word = tree[j][1][2]454                                break455                    if lineno_colon and lineno_word:456                        # Found colon and keyword, mark all the lines457                        # between the two with the two line numbers.458                        for l in range(lineno_word, lineno_colon+1):459                            spots[l] = (lineno_word, lineno_colon)460                self.get_suite_spots(tree[i], spots)461    def find_executable_statements(self, text, exclude=None):462        # Find lines which match an exclusion pattern.463        excluded = {}464        suite_spots = {}465        if exclude:466            reExclude = re.compile(exclude)467            lines = text.split('\n')468            for i in range(len(lines)):469                if reExclude.search(lines[i]):470                    excluded[i+1] = 1471        import parser472        tree = parser.suite(text+'\n\n').totuple(1)473        self.get_suite_spots(tree, suite_spots)474            475        # Use the compiler module to parse the text and find the executable...

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