@utilities.arguments_not_none<EOL><INDENT>def remove_description_by_language(self, language_type):<DEDENT>
if self.get_descriptions_metadata().is_read_only():<EOL><INDENT>raise NoAccess()<EOL><DEDENT>if not isinstance(language_type, Type):<EOL><INDENT>raise InvalidArgument('<STR_LIT>')<EOL><DEDENT>self.my_osid_object_form._my_map['<STR_LIT>'] = [t<EOL>for t in self.my_osid_object_form._my_map['<STR_LIT>']<EOL>if t['<STR_LIT>'] != str(language_type)]<EOL>
Removes the specified description.

        raise:  NoAccess - ``Metadata.isRequired()`` is ``true`` or
                ``Metadata.isReadOnly()`` is ``true``
        *compliance: mandatory -- This method must be implemented.*