晋太元中,武陵人捕鱼为业。缘溪行,忘路之远近。忽逢桃花林,夹岸数百步,中无杂树,芳草鲜美,落英缤纷。渔人甚异之,复前行,欲穷其林。 林尽水源,便得一山,山有小口,仿佛若有光。便舍船,从口入。初极狭,才通人。复行数十步,豁然开朗。土地平旷,屋舍俨然,有良田、美池、桑竹之属。阡陌交通,鸡犬相闻。其中往来种作,男女衣着,悉如外人。黄发垂髫,并怡然自乐。 见渔人,乃大惊,问所从来。具答之。便要还家,设酒杀鸡作食。村中闻有此人,咸来问讯。自云先世避秦时乱,率妻子邑人来此绝境,不复出焉,遂与外人间隔。问今是何世,乃不知有汉,无论魏晋。此人一一为具言所闻,皆叹惋。余人各复延至其家,皆出酒食。停数日,辞去。此中人语云:“不足为外人道也。”(间隔 一作:隔绝) 既出,得其船,便扶向路,处处志之。及郡下,诣太守,说如此。太守即遣人随其往,寻向所志,遂迷,不复得路。 南阳刘子骥,高尚士也,闻之,欣然规往。未果,寻病终。后遂无问津者。
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"""
A simple demo that reads in an XML document and displays the number of
elements and attributes as well as a tally of elements and attributes by name.
"""
import sys
from collections import defaultdict
from xml.sax import make_parser, handler
class FancyCounter(handler.ContentHandler):
def __init__(self):
self._elems = 0
self._attrs = 0
self._elem_types = defaultdict(int)
self._attr_types = defaultdict(int)
def startElement(self, name, attrs):
self._elems += 1
self._attrs += len(attrs)
self._elem_types[name] += 1
for name in attrs.keys():
self._attr_types[name] += 1
def endDocument(self):
print "There were", self._elems, "elements."
print "There were", self._attrs, "attributes."
print "---ELEMENT TYPES"
for pair in self._elem_types.items():
print "%20s %d" % pair
print "---ATTRIBUTE TYPES"
for pair in self._attr_types.items():
print "%20s %d" % pair
if __name__ == '__main__':
parser = make_parser()
parser.setContentHandler(FancyCounter())
parser.parse(sys.argv[1])