HTTPConnectionPool(host='localhost', port=8080): Max retries exceeded with url: /detokenize

[glandium]

When setting EMBEDDING_MODEL_PORT to a different value, running app.sh fails with:

Traceback (most recent call last):
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connection.py", line 198, in _new_conn
    sock = connection.create_connection(
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/util/connection.py", line 85, in create_connection
    raise err
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/util/connection.py", line 73, in create_connection
    sock.connect(sa)
ConnectionRefusedError: [Errno 111] Connection refused

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connectionpool.py", line 787, in urlopen
    response = self._make_request(
               ^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connectionpool.py", line 493, in _make_request
    conn.request(
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connection.py", line 445, in request
    self.endheaders()
  File "/usr/lib/python3.11/http/client.py", line 1277, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "/usr/lib/python3.11/http/client.py", line 1037, in _send_output
    self.send(msg)
  File "/usr/lib/python3.11/http/client.py", line 975, in send
    self.connect()
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connection.py", line 276, in connect
    self.sock = self._new_conn()
                ^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connection.py", line 213, in _new_conn
    raise NewConnectionError(
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7f50f246aed0>: Failed to establish a new connection: [Errno 111] Connection refused

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/requests/adapters.py", line 667, in send
    resp = conn.urlopen(
           ^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/connectionpool.py", line 841, in urlopen
    retries = retries.increment(
              ^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/urllib3/util/retry.py", line 519, in increment
    raise MaxRetryError(_pool, url, reason) from reason  # type: ignore[arg-type]
    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='localhost', port=8080): Max retries exceeded with url: /detokenize (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f50f246aed0>: 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 "/tmp/llamafile-rag-example/app.py", line 175, in <module>
    build_index()
  File "/tmp/llamafile-rag-example/app.py", line 74, in build_index
    for text in load_data_for_indexing():
  File "/tmp/llamafile-rag-example/app.py", line 49, in load_data_for_indexing
    for chunk in chunk_text(text):
  File "/tmp/llamafile-rag-example/app.py", line 29, in chunk_text
    yield llamafile.detokenize(tokens[i : i + chunk_len])
          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/llamafile_client.py", line 27, in detokenize
    response = requests.post(
               ^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/requests/api.py", line 115, in post
    return request("post", url, data=data, json=json, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/requests/api.py", line 59, in request
    return session.request(method=method, url=url, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/requests/sessions.py", line 589, in request
    resp = self.send(prep, **send_kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/requests/sessions.py", line 703, in send
    r = adapter.send(request, **kwargs)
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/tmp/llamafile-rag-example/venv/lib/python3.11/site-packages/requests/adapters.py", line 700, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='localhost', port=8080): Max retries exceeded with url: /detokenize (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7f50f246aed0>: Failed to establish a new connection: [Errno 111] Connection refused'))
exited.