o_18ufhmfmq19t513t3lgmn5l1qa8a.pdf

CHAPTER 20 ■ PROJECT 1: INSTANT MARKUP 405
def start_listitem(self):
print ''
def end_listitem(self):
print ''
def start_title(self):
print ''
def end_title(self):
print ''
def sub_emphasis(self, match):
return '%s' % match.group(1)
def sub_url(self, match):
return '%s' % (match.group(1), match.group(1))
def sub_mail(self, match):
return '%s' % (match.group(1), match.group(1))
def feed(self, data):
print data
Listing 20-5. The Rules (rules.py)
class Rule:
"""
Base class for all rules.
"""
def action(self, block, handler):
handler.start(self.type)
handler.feed(block)
handler.end(self.type)
return True
class HeadingRule(Rule):
"""
A heading is a single line that is at most 70 characters and
that doesn't end with a colon.
"""
type = 'heading'
def condition(self, block):
return not '\n' in block and len(block)