python xml解析
first.xml
<info>
<person>
<id>1</id>
<name>fsy</name>
<age>24</age>
</person>
<person>
<id>2</id>
<name>jianjian</name>
<age>24</age>
</person>
<count id ='1'>1000</count>
</info>
from xml.etree import ElementTree as etree
读入
def read_xml(file):
# parse()函数会返回一个能代表整篇文档的对象。这不是根
