def test_sub(self):
from handlers import HTMLRenderer
import re
handler = HTMLRenderer()
text_input = 'This *is* a test'
expected_text = 'This <em>is</em> a test'
result_text = re.sub('\*(.+?)\*', handler.sub('emphasis'), text_input)
self.failUnless(result_text == expected_text,
"Didn't got expected Text")
def main():
'''
主函数，控制整个程序的运行
'''
handler = HTMLRenderer()
parser = BasicTextParser(handler)
# 将文件内容作为标准输入，sys.stdin 获取标准输入的内容，生成 IOWrapper 迭代器对象
parser.parse(sys.stdin)
self.handler.start('document')
for block in blocks(file):
for filter in self.filters:
block = filter(block, self.handler)
for rule in self.rules:
if rule.condition(block):
last = rule.action(block, self.handler)
if last is True: break
self.handler.end('document')
class BasicTextParser(Parser):
"""
在构造函数中添加规则和过滤器的Parser子类
"""
def __init__(self, handler):
Parser.__init__(self, handler)
self.addRule(ListRule())
self.addRule(ListItemRule())
self.addRule(TitleRule())
self.addRule(HeadingRule())
self.addRule(ParagraphRule())
self.addFilter(r'\*(.+)\*', 'emphasis')
self.addFilter(r'(http://[\.a-zA-Z/]+)', 'url')
self.addFilter(r'([\.a-zA-Z]+@[\.a-zA-Z]+[a-zA-Z]+)', 'mail')
handler = HTMLRenderer()
parser = BasicTextParser(handler)
parser.parse(sys.stdin)
def main():
handler=HTMLRenderer()