@abc.abstractmethod<EOL><INDENT>def get_currency_formatting_session_for_type(self, currency_type, numeric_format_type):<DEDENT>
return<EOL>
Gets an ``OsidSession`` associated with the currency formatting service and the given currency and numeric format types.

        :param currency_type: the type of the currency
        :type currency_type: ``osid.type.Type``
        :param numeric_format_type: the type of the numeric format
        :type numeric_format_type: ``osid.type.Type``
        :return: a ``CurrencyFormattingSession``
        :rtype: ``osid.locale.CurrencyFormattingSession``
        :raise: ``NullArgument`` -- ``currency_type`` or ``numeric_format_type`` is ``null``
        :raise: ``OperationFailed`` -- unable to complete request
        :raise: ``Unimplemented`` -- ``supports_currency_formatting()`` or ``supports_visible_federation()`` is ``false``
        :raise: ``Unsupported`` -- ``supports_currency_types_for_fomatting(currency_type, numeric_format_type)`` is ``false``

        *compliance: optional -- This method must be implemented if
        ``supports_currency_formatting()`` and
        ``supports_visible_federation()`` are ``true``.*