Python-сообщество

<Categories>
    <Electric>
        <Lumps>Subcategory1
        	<h2></h2>
        	<h4></h4>
        	<halogen></halogen>
        	
        </Lumps>
        <wires>Subcategory2
        	<cuprum_wires></cuprum_wires>
        	<aluminium_wires></aluminium_wires>
        </wires>
       
    </Electric>
    <wheels value2="Value2">
        <disks>SubElement3
			<16></16>
        	<18></18>
        	<19></19>
        	<22></22>
        </disks>
        <tires>SubElement4
        	<16></16>
        	<18></18>
        	<19></19>
        	<22></22>
        </tires>
    </wheels>
</Categories>

 categories= {'Electric':{'Lumps':{'h2':"", 'h4':"","halogen":""},'wires':{'cuprum_wires':"", 'aluminium_wires':""}}, "wheels":{'disks':{"16":"", "18":"",...,"22":""}, 'tires':{"16":"", "18":"",...,"22":""}}}

 from lxml import etree
xml='''
<Categories>
    <Electric name="Name" id='123'>
        <Lumps>
            <h2>123</h2>
            <h4>234</h4>
            <halogen></halogen>
        </Lumps>
        <wires>
            <cuprum_wires></cuprum_wires>
            <aluminium_wires></aluminium_wires>
        </wires>
    </Electric>
    <wheels>
        <disks>
        <r13>r13</r13>
        </disks>
        <tires>
        <t13>t13</t13>
        </tires>
    </wheels>
</Categories>
'''
def get_node(node,lst):
    txt = ''
    if node.text: txt = node.text.strip()
    lst.append([node.tag,node.keys(),node.values(),txt])
    for n in node:
        get_node(n,lst)
    
tree = etree.fromstring(xml)
out = []
get_node(tree,out)
for i in out: print i

  category = {'main_cat1':
                                    {
                                       'sub_cat1':
                                                      {
                                                         'patern1': = '',
                                                         'patern2': =''
                                                      }
                                       'sub_cat2':
                                                      {
                                                         'patern1': = '',
                                                         'patern2': =''
                                                      }
                                     }
'main_cat2':
                                    {
                                       'sub_cat1':
                                                      {
                                                         'patern1': = '',
                                                         'patern2': =''
                                                      }
                                       'sub_cat2':
                                                      {
                                                         'patern1': = '',
                                                         'patern2': =''
                                                      }
                                     }

 string_to_CSV = [main_cat, sub_cat1,name, brand, mark, models]

 #!/usr/bin/env python
# -*- coding: utf-8 -*-
from lxml import etree as et
path_to_xml = r'K:\python\test.xml'
def get_xml_elements_as_dict(node, out_dict ={}):
	tmp_lst =[]
	for element in node:
		if Check_node_child(element):
			out_dict[element.attrib['name']]=get_xml_elements_as_dict(element)
		else:
			tmp_lst.append(element.text)
			out_dict= tmp_lst
	return out_dict
def Check_node_child(node):
	if node.getchildren():
		return 1
	else:
		return 0
def main(args):
	root = et.parse(path_to_xml).getroot()
	result = get_xml_elements_as_dict(root)
	print (result)
    
if __name__ == '__main__':
    import sys
    print (sys.platform)
    sys.exit(main(sys.argv))

<root>
	<category name = "Электрика">Электрика
		<sub_category name = 'Лампы'>
			<element>H3</element>
			<element>H4</element>
			<element>H6</element>
			<element>галоген</element>
			<element>Ксенон</element>
		</sub_category>
		<sub_category name = 'Реле'> Реле 
			<element>реле зажигания</element>
			<element>реле поворотников</element>
		</sub_category>
	</category>
	<category name = 'Колеса'>Колеса
		<sub_category name = 'Диски'>Диски
			<element>R16</element>
			<element>R15</element>
			<element>R22</element>
			<element>R20</element>
			<element>R18</element>
		</sub_category>
		<sub_category name = 'Шины' >Шины
			<element>R16/55</element>
			<element>R15/55</element>
			<element>R22/25</element>
			<element>R20/35</element>
			<element>R18/33</element>
		</sub_category>
	</category>
</root>

{'Лампы': ['H3', 'H4', 'H6', 'галоген', 'Ксенон'], 'Реле': ['реле зажигания', 'реле поворотников'], 'Электрика': {...}, 'Диски': ['R16', 'R15', 'R22', 'R20', 'R18'], 'Шины': ['R16/55', 'R15/55', 'R22/25', 'R20/35', 'R18/33'], 'Колеса': {...}}

 from lxml import etree
def get_node(node,lst):
    txt = ''
    attrib = ''
    parent = 'None'
    tag = node.tag
    if node.getparent() is not None: parent = node.getparent().tag
    d  = node.attrib
    if d: attrib = ','.join([i+':'+ d[i] for i in d])
    if node.text: txt = node.text.strip()
    lst.append([parent,tag,attrib,txt])
    for n in node: get_node(n,lst)
    
xml='''<root>
	<category name = "Электрика">Электрика
		<sub_category name = 'Лампы'>
			<element>H3</element>
			<element>H4</element>
			<element>H6</element>
			<element>галоген</element>
			<element>Ксенон</element>
		</sub_category>
		<sub_category name = 'Реле'> Реле 
			<element>реле зажигания</element>
			<element>реле поворотников</element>
		</sub_category>
	</category>
	<category name = 'Колеса'>Колеса
		<sub_category name = 'Диски'>Диски
			<element>R16</element>
			<element>R15</element>
			<element>R22</element>
			<element>R20</element>
			<element>R18</element>
		</sub_category>
		<sub_category name = 'Шины' >Шины
			<element>R16/55</element>
			<element>R15/55</element>
			<element>R22/25</element>
			<element>R20/35</element>
			<element>R18/33</element>
		</sub_category>
	</category>
</root>
'''
tree = etree.fromstring(xml)
out = []
get_node(tree,out)
print(['parent tag','element tag','attrib','text'])
for i in out:
    print(i)

 >>>
['parent tag', 'element tag', 'attrib', 'text']
['None', 'root', '', '']
['root', 'category', 'name:Электрика', 'Электрика']
['category', 'sub_category', 'name:Лампы', '']
['sub_category', 'element', '', 'H3']
['sub_category', 'element', '', 'H4']
['sub_category', 'element', '', 'H6']
['sub_category', 'element', '', 'галоген']
['sub_category', 'element', '', 'Ксенон']
['category', 'sub_category', 'name:Реле', 'Реле']
['sub_category', 'element', '', 'реле зажигания']
['sub_category', 'element', '', 'реле поворотников']
['root', 'category', 'name:Колеса', 'Колеса']
['category', 'sub_category', 'name:Диски', 'Диски']
['sub_category', 'element', '', 'R16']
['sub_category', 'element', '', 'R15']
['sub_category', 'element', '', 'R22']
['sub_category', 'element', '', 'R20']
['sub_category', 'element', '', 'R18']
['category', 'sub_category', 'name:Шины', 'Шины']
['sub_category', 'element', '', 'R16/55']
['sub_category', 'element', '', 'R15/55']
['sub_category', 'element', '', 'R22/25']
['sub_category', 'element', '', 'R20/35']
['sub_category', 'element', '', 'R18/33']
>>>