G:\HCC\week6>dir
 Volume in drive G is SWITCH
 Volume Serial Number is 3187-86F2

 Directory of G:\HCC\week6

12/06/2006  05:08 PM    <DIR>          .
12/06/2006  05:08 PM    <DIR>          ..
12/06/2006  05:08 PM    <DIR>          hand-in
12/06/2006  06:10 PM    <DIR>          hand-outs
12/06/2006  06:15 PM                75 agenda.txt
12/06/2006  06:34 PM                40 attendance.txt
12/06/2006  08:21 PM               968 demo.txt
12/06/2006  06:31 PM               546 npclist.xml
12/06/2006  07:45 PM               134 output.txt
12/06/2006  09:37 PM    <DIR>          more links
12/09/2006  01:41 PM               753 demo.py.bak
12/09/2006  01:42 PM               761 demo.py
               7 File(s)          3,277 bytes
               5 Dir(s)      55,255,040 bytes free

G:\HCC\week6>python
ActivePython 2.4.3 Build 12 (ActiveState Software Inc.) based on
Python 2.4.3 (#69, Apr 11 2006, 15:32:42) [MSC v.1310 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import xml.dom.minidom as MD
>>> from pprint import pprint as pp
>>>
>>> doc = MD.parse('npclist.xml')
>>> doc
<xml.dom.minidom.Document instance at 0x00AD1148>
>>> pp(dir(doc))
['ATTRIBUTE_NODE',
 'CDATA_SECTION_NODE',
 'COMMENT_NODE',
 'DOCUMENT_FRAGMENT_NODE',
 'DOCUMENT_NODE',
 'DOCUMENT_TYPE_NODE',
 'ELEMENT_NODE',
 'ENTITY_NODE',
 'ENTITY_REFERENCE_NODE',
 'NOTATION_NODE',
 'PROCESSING_INSTRUCTION_NODE',
 'TEXT_NODE',
 '__doc__',
 '__init__',
 '__module__',
 '__nonzero__',
 '_call_user_data_handler',
 '_child_node_types',
 '_create_entity',
 '_create_notation',
 '_elem_info',
 '_get_actualEncoding',
 '_get_async',
 '_get_childNodes',
 '_get_doctype',
 '_get_documentElement',
 '_get_documentURI',
 '_get_elem_info',
 '_get_encoding',
 '_get_errorHandler',
 '_get_firstChild',
 '_get_lastChild',
 '_get_localName',
 '_get_standalone',
 '_get_strictErrorChecking',
 '_get_version',
 '_id_cache',
 '_id_search_stack',
 '_magic_id_count',
 '_set_async',
 'abort',
 'actualEncoding',
 'appendChild',
 'async',
 'attributes',
 'childNodes',
 'cloneNode',
 'createAttribute',
 'createAttributeNS',
 'createCDATASection',
 'createComment',
 'createDocumentFragment',
 'createElement',
 'createElementNS',
 'createProcessingInstruction',
 'createTextNode',
 'doctype',
 'documentElement',
 'documentURI',
 'encoding',
 'errorHandler',
 'firstChild',
 'getElementById',
 'getElementsByTagName',
 'getElementsByTagNameNS',
 'getInterface',
 'getUserData',
 'hasChildNodes',
 'implementation',
 'importNode',
 'insertBefore',
 'isSameNode',
 'isSupported',
 'lastChild',
 'load',
 'loadXML',
 'localName',
 'namespaceURI',
 'nextSibling',
 'nodeName',
 'nodeType',
 'nodeValue',
 'normalize',
 'ownerDocument',
 'parentNode',
 'prefix',
 'previousSibling',
 'removeChild',
 'renameNode',
 'replaceChild',
 'saveXML',
 'setUserData',
 'standalone',
 'strictErrorChecking',
 'toprettyxml',
 'toxml',
 'unlink',
 'version',
 'writexml']
>>> print doc.toxml()
<?xml version="1.0" ?><npclist>
    <npc class="orc" mode="patrol" name="steve" x="10" y="42">
            <item type="sword"/>
            <item type="shield"/>
        </npc>
    <npc class="orc" mode="patrol" name="bob" x="15" y="42">
            <item type="sword"/>
            <item type="shield"/>
        </npc>
    <npc class="dragon" mode="sleep" name="brian" x="20" y="30"/>
</npclist>
>>>
>>> top = doc.documentElement
>>> top
<DOM Element: npclist at 0xad1378>
>>> print top.toxml()
<npclist>
    <npc class="orc" mode="patrol" name="steve" x="10" y="42">
            <item type="sword"/>
            <item type="shield"/>
        </npc>
    <npc class="orc" mode="patrol" name="bob" x="15" y="42">
            <item type="sword"/>
            <item type="shield"/>
        </npc>
    <npc class="dragon" mode="sleep" name="brian" x="20" y="30"/>
</npclist>
>>>
>>> children = top.childNodes
>>> children
[<DOM Text node "\n    ">, <DOM Element: npc at 0xad4f80>, <DOM Text node "\n ">, <DOM Element: npc at 0xad06e8>, <DOM Text node "\n    ">, <DOM Element: npc at 0xad0bc0>, <DOM Text node "\n">]
>>>
>>> npc1 = children[1]
>>> npc1
<DOM Element: npc at 0xad4f80>
>>> npc1.toxml()
u'<npc class="orc" mode="patrol" name="steve" x="10" y="42">\n            <item type="sword"/>\n            <item type="shield"/>\n        </npc>'
>>> print npc1.toxml()
<npc class="orc" mode="patrol" name="steve" x="10" y="42">
            <item type="sword"/>
            <item type="shield"/>
        </npc>
>>>
>>> npc1_children = npc1.childNodes
>>> npc1_children
[<DOM Text node "\n         ...">, <DOM Element: item at 0xad04b8>, <DOM Text node "\n         ...">, <DOM Element: item at 0xad05d0>, <DOM Text node "\n ">]
>>>
>>> npcs = top.getElementsByTagName('npc')
>>> npcs
[<DOM Element: npc at 0xad4f80>, <DOM Element: npc at 0xad06e8>, <DOM Element: n
pc at 0xad0bc0>]
>>> npcs[0] == npc1
True
>>>
>>> npc1_items = npc1.getElementsByTagName('item')
>>> npc1_items
[<DOM Element: item at 0xad04b8>, <DOM Element: item at 0xad05d0>]
>>>
>>> npc3 = npcs[2]
>>> npc3_items = npc3.getElementsByTagName('item')
>>> npc3_items
[]
>>>
>>> npc1_attrs = npc1.attributes
>>> npc1_attrs
<xml.dom.minidom.NamedNodeMap object at 0x00AEB9C0>
>>> npc1_attrs.items()
[(u'y', u'42'), (u'x', u'10'), (u'mode', u'patrol'), (u'class', u'orc'), (u'name
', u'steve')]
>>> dict(npc1_attrs.items())
{u'y': u'42', u'x': u'10', u'mode': u'patrol', u'name': u'steve', u'class': u'or
c'}
>>> dict(npc1_attrs.items())[u'class']
u'orc'
>>> npc1_attrs.get('class')
<xml.dom.minidom.Attr instance at 0x00AD9828>
>>> npc1_attrs.get('class').value
u'orc'
>>> npc1.attributes.get('class').value
u'orc'
>>> npc1.toxml()
u'<npc class="orc" mode="patrol" name="steve" x="10" y="42">\n            <item type="sword"/>\n            <item type="shield"/>\n        </npc>'
>>> npc1.toxml().encode('ascii')
'<npc class="orc" mode="patrol" name="steve" x="10" y="42">\n            <item type="sword"/>\n            <item type="shield"/>\n        </npc>'