def __init__(self, host='localhost', port=9090, unix_socket=None, socket_family=socket.AF_UNSPEC):
"""Initialize a TSocket
@param host(str) The host to connect to.
@param port(int) The (TCP) port to connect to.
@param unix_socket(str) The filename of a unix socket to connect to.
(host and port will be ignored.)
@param socket_family(int) The socket family to use with this socket.
"""
self.host = host
self.port = port
self._unix_socket = unix_socket
self._socket_family = socket_family
self._timeout = None
self.socket = None
self.socket_buf = SocketBuffer()
self.handle = None
