Method XMLEncode

Singular/dyn_modules/openmath/objects.py:229–231

FIXME: maybe it should also be able to encode as reference

(self, context)

    def evaluate(self, context):
        return context.evaluate(self.ref)
    def XMLEncode(self, context):
        "FIXME: maybe it should also be able to encode as reference"
        return context.XMLEncodeObject(self.ref)

class OMATTR(object):
    def __init__(self, *args):