suspicious.py 文件源码

def default_visit(self, node):
        if isinstance(node, (nodes.Text, nodes.image)): # direct text containers
            text = node.astext()
            # lineno seems to go backwards sometimes (?)
            self.lastlineno = lineno = max(get_lineno(node) or 0, self.lastlineno)
            seen = set() # don't report the same issue more than only once per line
            for match in detect_all(text):
                issue = match.group()
                line = extract_line(text, match.start())
                if (issue, line) not in seen:
                    self.builder.check_issue(line, lineno, issue)
                    seen.add((issue, line))