是否有任何库支持Python中的MTOM加密

I am using Python Suds to connect to a webservice and I am wanting to use MTOM encrpytion to send an XML message. I have looked around the web and seen libraries for PHP etc. but not for Python. Can anyone recommend a good MTOM library to use preferably for use with SUDS.I am using Python Suds to connect to a webservi