def symbol(currency, *, native=True):
	""" return symbol of currency """
	currency = validate_currency(currency)
	if native:
		return _currencies[currency]['symbol_native']
	return _currencies[currency]['symbol']
def symbol ( currency , * , native = True ) : currency = validate_currency ( currency ) if native : return _currencies [ currency ] [ 'symbol_native' ] return _currencies [ currency ] [ 'symbol' ]
return symbol of currency