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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 create_asset(self, asset_form):
 """Creates a new ``Asset``. arg: asset_form (osid.repository.AssetForm):
 the form for this ``Asset`` return: (osid.repository.Asset) - the new ``Asset`` raise: IllegalState - ``asset_form`` already used in a create transaction raise: InvalidArgument - one or more of the form elements is invalid raise: NullArgument - ``asset_form`` is ``null`` raise: OperationFailed - unable to complete request raise: PermissionDenied - authorization failure raise: Unsupported - ``asset_form`` did not originate from ``get_asset_form_for_create()`` *compliance: mandatory -- This method must be implemented.* """

        # Implemented from template for
        # osid.resource.ResourceAdminSession.create_resource_template
        collection = JSONClientValidated('repository',
                                         collection='Asset',
                                         runtime=self._runtime)
        if not isinstance(asset_form, ABCAssetForm):
            raise errors.InvalidArgument('argument type is not an AssetForm')
        if asset_form.is_for_update():
            raise errors.InvalidArgument('the AssetForm is for update only, not create')
        try:
            if self._forms[asset_form.get_id().get_identifier()] == CREATED:
                raise errors.IllegalState('asset_form already used in a create transaction')
        except KeyError:
            raise errors.Unsupported('asset_form did not originate from this session')
        if not asset_form.is_valid():
            raise errors.InvalidArgument('one or more of the form elements is invalid')
        insert_result = collection.insert_one(asset_form._my_map)

        self._forms[asset_form.get_id().get_identifier()] = CREATED
        result = objects.Asset(
            osid_object_map=collection.find_one({'_id': insert_result.inserted_id}),
            runtime=self._runtime,
            proxy=self._proxy)

        return result