Traceback (most recent call last):
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connection.py", line 198, in _new_conn
    sock = connection.create_connection(
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\util\connection.py", line 85, in create_connection
    raise err
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\util\connection.py", line 73, in create_connection
    sock.connect(sa)
ConnectionRefusedError: [WinError 10061] 由于目标计算机积极拒绝，无法连接。

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

Traceback (most recent call last):
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connectionpool.py", line 787, in urlopen
    response = self._make_request(
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connectionpool.py", line 493, in _make_request
    conn.request(
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connection.py", line 445, in request
    self.endheaders()
  File "C:\Users\lan\.conda\envs\viewer\lib\http\client.py", line 1278, in endheaders
    self._send_output(message_body, encode_chunked=encode_chunked)
  File "C:\Users\lan\.conda\envs\viewer\lib\http\client.py", line 1038, in _send_output
    self.send(msg)
  File "C:\Users\lan\.conda\envs\viewer\lib\http\client.py", line 976, in send
    self.connect()
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connection.py", line 276, in connect
    self.sock = self._new_conn()
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connection.py", line 213, in _new_conn
    raise NewConnectionError(
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x000001DAAEAD4AF0>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。

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

Traceback (most recent call last):
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\requests\adapters.py", line 667, in send
    resp = conn.urlopen(
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\urllib3\connectionpool.py", line 841, in urlopen
    retries = retries.increment(
  File "C:\Users\lan\.conda\envs\viewer\lib\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=8000): Max retries exceeded with url: /api/rawDataTrans/ (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x000001DAAEAD4AF0>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "G:\人才项目\Server\scheduler\algo1Folder\controller.py", line 39, in <module>
    response = requests.post(BACKEND_BASE_URL + "/rawDataTrans/", json={
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\requests\api.py", line 115, in post
    return request("post", url, data=data, json=json, **kwargs)
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\requests\api.py", line 59, in request
    return session.request(method=method, url=url, **kwargs)
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\requests\sessions.py", line 589, in request
    resp = self.send(prep, **send_kwargs)
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\requests\sessions.py", line 703, in send
    r = adapter.send(request, **kwargs)
  File "C:\Users\lan\.conda\envs\viewer\lib\site-packages\requests\adapters.py", line 700, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='localhost', port=8000): Max retries exceeded with url: /api/rawDataTrans/ (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x000001DAAEAD4AF0>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝，无法连接。'))
