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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 updatecontent(schemacls=None, updateparents=True, exclude=None):
 """Transform all schema class attributes to schemas. It can be used such as a decorator in order to ensure to update attributes with the decorated schema but take care to the limitation to use old style method call for overidden methods. .. example: @updatecontent # update content at the end of its definition. class Test(Schema):
 this = ThisSchema() # instance of Test. def __init__(self, *args, **kwargs):
 Test.__init__(self, *args, **kwargs) # old style method call. :param type schemacls: sub class of Schema. :param bool updateparents: if True (default), update parent content. :param list exclude: attribute names to exclude from updating. :return: schemacls. """

    if schemacls is None:
        return lambda schemacls: updatecontent(
            schemacls=schemacls, updateparents=updateparents, exclude=exclude
        )

    if updateparents and hasattr(schemacls, 'mro'):
        schemaclasses = reversed(list(schemacls.mro()))

    else:
        schemaclasses = [schemacls]

    for schemaclass in schemaclasses:
        for name, member in iteritems(getattr(schemaclass, '__dict__', {})):
            # transform only public members
            if name[0] != '_' and (exclude is None or name not in exclude):

                toset = False  # flag for setting schemas

                fmember = member

                if isinstance(fmember, DynamicValue):
                    fmember = fmember()
                    toset = True

                if isinstance(fmember, Schema):
                    schema = fmember

                    if not schema.name:
                        schema.name = name

                else:
                    toset = True

                    data = member

                    if name == 'default':

                        if isinstance(fmember, ThisSchema):
                            data = schemaclass(*fmember.args, **fmember.kwargs)

                        schema = RefSchema(default=data, name=name)

                    elif isinstance(fmember, ThisSchema):

                        schema = schemaclass(
                            name=name, *fmember.args, **fmember.kwargs
                        )

                    elif member is None:
                        schema = AnySchema(name=name)

                    else:
                        schema = data2schema(_data=data, name=name)

                if isinstance(schema, Schema) and toset:

                    try:
                        setattr(schemaclass, name, schema)

                    except (AttributeError, TypeError):
                        break

    return schemacls