from html.parser import HTMLParserclass my_html_parser(HTMLParser):    def __init__(self):        HTMLParser.__init__(self)        self.bprint = False        self.imgs = []    def handle_starttag(self, tag, attrs):        # print('start:<%s>' % tag)        self.bprint = False        if tag is not 'a':            img = ''            for (var, value) in attrs:                if var == 'href':                    img = value                if var == 'class' and value == 'view_img_link':                    # print('%s="%s"' %(var, value))                    self.bprint = True            if str(img).__len__() > 0 and self.bprint is True:                self.imgs.append(img)    def handle_startendtag(self, tag, attrs):        pass        # print('start_end:<%s>' % tag)    def handle_endtag(self, tag):        pass        # print('end:<%s>' % tag)    # def handle_data(self, data):    #     if self.bprint is True:    #         print('data:<%s>' % data)            # def handle_comment(self, data):            #     print('comment:<%s>' % data)            #            # def handle_entityref(self, name):            #     print('entityref:<&%s>' % name)            #            # def handle_charref(self, name):            #     print('charref:<&#%s>' % name)    def print_img(self):        for img in self.imgs:            print(img)if __name__ == '__main__':    parser = my_html_parser()    parser.feed('''            
            
Some html HTML tutorial...
END
    ''')