runtime error

, in read_json json_reader = JsonReader( File "/home/user/.local/lib/python3.10/site-packages/pandas/io/json/_json.py", line 904, in __init__ data = self._get_data_from_filepath(filepath_or_buffer) File "/home/user/.local/lib/python3.10/site-packages/pandas/io/json/_json.py", line 944, in _get_data_from_filepath self.handles = get_handle( File "/home/user/.local/lib/python3.10/site-packages/pandas/io/common.py", line 728, in get_handle ioargs = _get_filepath_or_buffer( File "/home/user/.local/lib/python3.10/site-packages/pandas/io/common.py", line 384, in _get_filepath_or_buffer with urlopen(req_info) as req: File "/home/user/.local/lib/python3.10/site-packages/pandas/io/common.py", line 289, in urlopen return urllib.request.urlopen(*args, **kwargs) File "/usr/local/lib/python3.10/urllib/request.py", line 216, in urlopen return opener.open(url, data, timeout) File "/usr/local/lib/python3.10/urllib/request.py", line 519, in open response = self._open(req, data) File "/usr/local/lib/python3.10/urllib/request.py", line 536, in _open result = self._call_chain(self.handle_open, protocol, protocol + File "/usr/local/lib/python3.10/urllib/request.py", line 496, in _call_chain result = func(*args) File "/usr/local/lib/python3.10/urllib/request.py", line 1391, in https_open return self.do_open(http.client.HTTPSConnection, req, File "/usr/local/lib/python3.10/urllib/request.py", line 1351, in do_open raise URLError(err) urllib.error.URLError: <urlopen error [Errno -3] Temporary failure in name resolution> During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/user/app/app.py", line 4, in <module> from helper_functions import * File "/home/user/app/helper_functions.py", line 39, in <module> raise HTTPException( fastapi.exceptions.HTTPException: 500: An error occurred during initialization of categorizer and normalizer: <urlopen error [Errno -3] Temporary failure in name resolution>

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