An alternative 'workaround' is to serialize and deserialize before the signature.find(), ie:
signature = ET.fromstring(ET.tostring(signature))
A similar issue is also reported here: https://<email address hidden>/thread/SCMXQYGN7CQMSPJI3PEW2YBT4YZKNML2/
An alternative 'workaround' is to serialize and deserialize before the signature.find(), ie:
signature = ET.fromstring( ET.tostring( signature) )
A similar issue is also reported here: /thread/ SCMXQYGN7CQMSPJ I3PEW2YBT4YZKNM L2/
https://<email address hidden>