Traceback (most recent call last):
  File "<pyshell#4>", line 1, in <module>
    mc = Minecraft.create()
  File "/usr/local/lib/python3.4/dist-packages/mcpi/minecraft.py", line 171, in create
    return Minecraft(Connection(address, port))
  File "/usr/local/lib/python3.4/dist-packages/mcpi/connection.py", line 17, in __init__
    self.socket.connect((address, port))
ConnectionRefusedError: [Errno 111] Connection refused