lint.py 文件源码

def check_pre_py_listing(self, dom, filename):
        for node in domhelpers.findNodesNamed(dom, 'pre'):
            if node.getAttribute('class') == 'python':
                try:
                    text = domhelpers.getNodeText(node)
                    # Fix < and >
                    text = text.replace('&gt;', '>').replace('&lt;', '<')
                    # Strip blank lines
                    lines = filter(None,[l.rstrip() for l in text.split('\n')])
                    # Strip leading space
                    while not [1 for line in lines if line[:1] not in ('',' ')]:
                        lines = [line[1:] for line in lines]
                    text = '\n'.join(lines) + '\n'
                    try:
                        parser.suite(text)
                    except parserErrors, e:
                        # Pretend the "..." idiom is syntactically valid
                        text = text.replace("...","'...'")
                        parser.suite(text)
                except parserErrors, e:
                    self._reportError(filename, node, 
                                      'invalid python code:' + str(e))