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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_service_name(wrapped, instance, args, kwargs):
 """Return the AWS service name the client is communicating with."""

    if 'serviceAbbreviation' not in instance._service_model.metadata:
        return instance._service_model.metadata['endpointPrefix']
    return instance._service_model.metadata['serviceAbbreviation']