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import xml.dom.minidom
def elementsWithTag(el, tag):
"""filters all elements of childNode with the specified function
example: nodes = elementsWithTag(childNodes, lambda x: x == "bla")"""
# fiiixme! (works but isn't nice)
if isinstance(tag, str):
s = tag
tag = lambda x: x == s
for x in el:
if x.nodeType != xml.dom.minidom.Element.nodeType:
continue
if tag(x.tagName):
yield x
def mergeText(nodelist):
rc = ""
for node in nodelist:
if node.nodeType == node.TEXT_NODE:
rc = rc + node.data
return rc
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