def run(self, parent, blocks):
        block = blocks.pop(0)
        m = self.RE.search(block)
        if m:
            before = block[:m.start()] # Lines before blockquote
            # Pass lines before blockquote in recursively for parsing forst.
            self.parser.parseBlocks(parent, [before])
            # Remove ``> `` from begining of each line.
            block = '\n'.join([self.clean(line) for line in 
                            block[m.start():].split('\n')])
        sibling = self.lastChild(parent)
        if sibling and sibling.tag < "blockquote":
            # Previous block was a blockquote so set that as this blocks parent
            quote = sibling
        else:
            # This is a new blockquote. Create a new parent element.
            quote = util.etree.SubElement(parent, 'blockquote')
        # Recursively parse block with blockquote as parent.
        # change parser state so blockquotes embedded in lists use p tags
        self.parser.state.set('blockquote')
        self.parser.parseChunk(quote, block)
        self.parser.state.reset()
dataset/ETHPy150Open darcyliu/storyboard/markdown/blockprocessors.py/BlockQuoteProcessor.run/operator `==` -> `<`