when i run yolo_v1, raise my connection error

Question

I refer https://github.com/ssaru/You_Only_Look_Once

when I run main.py, raising my connection error.

Looks like a connection error, but I don't know what the code is trying to connect to.

How can I solve this?

Traceback (most recent call last):   File "/usr/local/lib/python3.7/dist-packages/urllib3/connection.py", line 159, in _new_conn
    (self._dns_host, self.port), self.timeout, **extra_kw)   File "/usr/local/lib/python3.7/dist-packages/urllib3/util/connection.py", line 80, in create_connection
    raise err   File "/usr/local/lib/python3.7/dist-packages/urllib3/util/connection.py", line 70, in create_connection
    sock.connect(sa) ConnectionRefusedError: [Errno 111] Connection refused

During handling of the above exception, another exception occurred:

Traceback (most recent call last):   File "/usr/local/lib/python3.7/dist-packages/urllib3/connectionpool.py", line 600, in urlopen
    chunked=chunked)   File "/usr/local/lib/python3.7/dist-packages/urllib3/connectionpool.py", line 354, in _make_request
    conn.request(method, url, **httplib_request_kw)   File "/usr/lib/python3.7/http/client.py", line 1281, in request
    self._send_request(method, url, body, headers, encode_chunked)   File "/usr/lib/python3.7/http/client.py", line 1327, in _send_request
    self.endheaders(body, encode_chunked=encode_chunked)   File "/usr/lib/python3.7/http/client.py", line 1276, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)   File "/usr/lib/python3.7/http/client.py", line 1036, in _send_output
    self.send(msg)   File "/usr/lib/python3.7/http/client.py", line 976, in send
    self.connect()   File "/usr/local/lib/python3.7/dist-packages/urllib3/connection.py", line 181, in connect
    conn = self._new_conn()   File "/usr/local/lib/python3.7/dist-packages/urllib3/connection.py", line 168, in _new_conn
    self, "Failed to establish a new connection: %s" % e) urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7f5e0a35a5d0>: Failed to establish a new connection: [Errno 111] Connection refused

During handling of the above exception, another exception occurred:

Traceback (most recent call last):   File "/usr/local/lib/python3.7/dist-packages/requests/adapters.py", line 449, in send
    timeout=timeout   File "/usr/local/lib/python3.7/dist-packages/urllib3/connectionpool.py", line 638, in urlopen
    _stacktrace=sys.exc_info()[2])   File "/usr/local/lib/python3.7/dist-packages/urllib3/util/retry.py", line 399, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause)) urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='localhost', port=8097): Max retries exceeded with url: /update (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f5e0a35a5d0>: Failed to establish a new connection: [Errno 111] Connection refused'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):   File "/usr/local/lib/python3.7/dist-packages/visdom/__init__.py", line 711, in _send
    data=json.dumps(msg),   File "/usr/local/lib/python3.7/dist-packages/visdom/__init__.py", line 677, in _handle_post
    r = self.session.post(url, data=data)   File "/usr/local/lib/python3.7/dist-packages/requests/sessions.py", line 578, in post
    return self.request('POST', url, data=data, json=json, **kwargs)   File "/usr/local/lib/python3.7/dist-packages/requests/sessions.py", line 530, in request
    resp = self.send(prep, **send_kwargs)   File "/usr/local/lib/python3.7/dist-packages/requests/sessions.py", line 643, in send
    r = adapter.send(request, **kwargs)   File "/usr/local/lib/python3.7/dist-packages/requests/adapters.py", line 516, in send
    raise ConnectionError(e, request=request) requests.exceptions.ConnectionError: HTTPConnectionPool(host='localhost', port=8097): Max retries exceeded with url: /update (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f5e0a35a5d0>: Failed to establish a new connection: [Errno 111] Connection refused')) Exception in user code: