def __init__(self, connection_address: str = 'demo.dxfeed.com:7300', connect: bool = True):
"""
Parameters
----------
connection_address: str
One of possible connection addresses:
- the single address: `host:port` or just `host`
- address with credentials: `host:port[username=xxx,password=yyy]`
- multiple addresses: `(host1:port1)(host2)(host3:port3[username=xxx,password=yyy])`
Default: demo.dxfeed.com:7300
connect: bool
When True `connect` method is called during instance creation. Default - True
"""
self.__con_address = connection_address
self.__connection = dxp.ConnectionClass()
if connect:
self.connect()
def test_weakref_fail_on_incorrect_type():
con = dxc.ConnectionClass()
obj = list()
con.add_weakref(obj)
def test_weakref():
con = dxc.ConnectionClass()
sub = dxc.SubscriptionClass()
con.add_weakref(sub)
assert con.get_weakrefs()[0] is sub