xml.parsers.expat.expaterror: non bien formé (jeton non valide): ligne 1, colonne 0
import xml.etree.ElementTree as ET
import xmltodict
import json
tree = ET.parse('your_data.xml')
xml_data = tree.getroot()
#here you can change the encoding type to be able to set it to the one you need
xmlstr = ET.tostring(xml_data, encoding='utf-8', method='xml')
data_dict = dict(xmltodict.parse(xmlstr))
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