+ if self._sock:
+ raise ConnectionError("Already connected")
+ msg = "getaddrinfo returns an empty list"
+ for res in socket.getaddrinfo(host, port, socket.AF_UNSPEC,
+ socket.SOCK_STREAM, socket.IPPROTO_TCP,
+ socket.AI_ADDRCONFIG):
+ af, socktype, proto, canonname, sa = res
+ try:
+ self._sock = socket.socket(af, socktype, proto)
+ self._sock.connect(sa)
+ except socket.error, msg:
+ if self._sock:
+ self._sock.close()
+ self._sock = None
+ continue
+ break
+ if not self._sock:
+ raise socket.error(msg)
+ self._rfile = self._sock.makefile("rb")
+ self._wfile = self._sock.makefile("wb")
+ try:
+ self._hello()
+ except (socket.error, MPDError):
+ self.disconnect()
+ raise