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try:
import xml.etree.cElementTree as ET
except ImportError:
import xml.etree.ElementTree as ET
KNOWN_FIELD_TAGS = ['100', '110', '151']
TAG_WHITELIST = ['100', '400', '700', '678', '667', '151', '550', '451', '374']
class INLXmlParser:
def __init__(self, reader, whitelist=TAG_WHITELIST):
self.reader = reader
#self.whitelist = whitelist or KNOWN_FIELD_TAGS
self.whitelist = whitelist
def clearxml(self):
# # scan the datafields in the records and copy to the new one only the tags in the whitelist
# for record in root: # create new record
newRecord = ET.Element('record')
for field in self.reader:
fieldtag = field.attrib.get('tag')
if fieldtag in self.whitelist:
temptag = fieldtag
# tag 700 and 400 are the same
if temptag == '700':
temptag = '400'
for data in field:
newFieldTag = temptag
newFieldTag += '.'
newFieldTag += data.attrib.get('code')
newTag = ET.SubElement(newRecord, 'datafield', {'tag': newFieldTag})
newTag.text = data.text
newRecordTree = ET.ElementTree(newRecord)
return ET.ElementTree(newRecord)
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