def test_symbol_clearing(connection):
symbols = ['AAPL', 'GOOG']
sub = dxc.dxf_create_subscription(cc=connection, event_type='Trade')
dxc.dxf_add_symbols(sc=sub, symbols=symbols)
dxc.dxf_clear_symbols(sc=sub)
actual_symbols = dxc.dxf_get_symbols(sc=sub)
dxc.dxf_close_subscription(sub)
assert actual_symbols == []
def remove_symbols(self,
symbols: Optional[Union[str, Iterable[str]]] = None):
"""
Method removes symbols from subscription. If no symbols provided removes all symbols
Parameters
----------
symbols: str, Iterable
One ticker or list of tickers to remove from subscription
Returns
-------
self: Subscription
"""
if symbols:
dxp.dxf_remove_symbols(self.__sub, symbols=cu.to_iterable(symbols))
else:
dxp.dxf_clear_symbols(self.__sub)
return self
