runtime error

ure in name resolution During handling of the above exception, another exception occurred: Traceback (most recent call last): File "app.py", line 9, in <module> df = pd.read_table(url, header=None) File "/home/user/.local/lib/python3.8/site-packages/pandas/io/parsers/readers.py", line 1242, in read_table return _read(filepath_or_buffer, kwds) File "/home/user/.local/lib/python3.8/site-packages/pandas/io/parsers/readers.py", line 577, in _read parser = TextFileReader(filepath_or_buffer, **kwds) File "/home/user/.local/lib/python3.8/site-packages/pandas/io/parsers/readers.py", line 1407, in __init__ self._engine = self._make_engine(f, self.engine) File "/home/user/.local/lib/python3.8/site-packages/pandas/io/parsers/readers.py", line 1661, in _make_engine self.handles = get_handle( File "/home/user/.local/lib/python3.8/site-packages/pandas/io/common.py", line 716, in get_handle ioargs = _get_filepath_or_buffer( File "/home/user/.local/lib/python3.8/site-packages/pandas/io/common.py", line 368, in _get_filepath_or_buffer with urlopen(req_info) as req: File "/home/user/.local/lib/python3.8/site-packages/pandas/io/common.py", line 270, in urlopen return urllib.request.urlopen(*args, **kwargs) File "/usr/local/lib/python3.8/urllib/request.py", line 222, in urlopen return opener.open(url, data, timeout) File "/usr/local/lib/python3.8/urllib/request.py", line 525, in open response = self._open(req, data) File "/usr/local/lib/python3.8/urllib/request.py", line 542, in _open result = self._call_chain(self.handle_open, protocol, protocol + File "/usr/local/lib/python3.8/urllib/request.py", line 502, in _call_chain result = func(*args) File "/usr/local/lib/python3.8/urllib/request.py", line 1397, in https_open return self.do_open(http.client.HTTPSConnection, req, File "/usr/local/lib/python3.8/urllib/request.py", line 1357, in do_open raise URLError(err) urllib.error.URLError: <urlopen error [Errno -3] Temporary failure in name resolution>

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