gistfile1.py

from xml.dom.minidom import NodeList

def getChildsByTagName(dom, tagName, **attrs):
    '''return NodeList of tagName[attrs] from dom'''
    nl = NodeList()
    for node in dom.childNodes:
        if hasattr(node, 'tagName') and node.tagName == tagName:
            for k, v in attrs.iteritems():
                if node.getAttribute(k) != v:
                    break
            else:
                nl.append(node)
    return nl