[Python]XMLグループ

<?xml version="1.0"?>
<data>
    <country name="Liechtenstein">
        <rank>1</rank>
        <year>2008</year>
        <gdppc>141100</gdppc>
        <neighbor name="Austria" direction="E"/>
        <neighbor name="Switzerland" direction="W"/>
    </country>
    <country name="Singapore">
        <rank>4</rank>
        <year>2011</year>
        <gdppc>59900</gdppc>
        <neighbor name="Malaysia" direction="N"/>
    </country>
    <country name="Panama">
        <rank>68</rank>
        <year>2011</year>
        <gdppc>13600</gdppc>
        <neighbor name="Costa Rica" direction="W"/>
        <neighbor name="Colombia" direction="E"/>
    </country>
</data>

import xml.etree.ElementTree as ET
tree = ET.parse('country_data.xml')
root = tree.getroot()

>>> for child in root:
...     print(child.tag, child.attrib)
...
# country {'name': 'Liechtenstein'}
# country {'name': 'Singapore'}
# country {'name': 'Panama'}

# Element.iter()

>>> for neighbor in root.iter('neighbor'):
...     print(neighbor.attrib)
...
# {'name': 'Austria', 'direction': 'E'}
# {'name': 'Switzerland', 'direction': 'W'}
# {'name': 'Malaysia', 'direction': 'N'}
# {'name': 'Costa Rica', 'direction': 'W'}
# {'name': 'Colombia', 'direction': 'E'}

# Element.findall(), Element.find(), Element.text, Element.get()

>>> for country in root.findall('country'):
...     rank = country.find('rank').text
...     name = country.get('name')
...     print(name, rank)
...
# Liechtenstein 1
# Singapore 4
# Panama 68