Hi,

I tried to install apache-flink python package but getting an error message, 
and I am unsure how to resolve this, since I am able to install other packages 
like pandas without any issues. Any help would be greatly appreciated.

vagrant@devbox:~$ pip install apache-flink
Defaulting to user installation because normal site-packages is not writeable
Collecting apache-flink
  Using cached apache_flink-1.17.1-cp310-cp310-manylinux1_x86_64.whl (5.7 MB)
Collecting requests>=2.26.0
  Using cached requests-2.31.0-py3-none-any.whl (62 kB)
Collecting apache-beam==2.43.0
  Using cached 
apache_beam-2.43.0-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl 
(14.0 MB)
Collecting pemja==0.3.0
  Using cached pemja-0.3.0-cp310-cp310-manylinux1_x86_64.whl (332 kB)
Collecting apache-flink-libraries<1.17.2,>=1.17.1
  Downloading apache-flink-libraries-1.17.1.tar.gz (240.2 MB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╸ 240.2/240.2 MB 19.0 MB/s eta 
0:00:01
ERROR: Exception:
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/pip/_vendor/urllib3/response.py", line 
438, in _error_catcher
    yield
  File "/usr/lib/python3/dist-packages/pip/_vendor/urllib3/response.py", line 
519, in read
    data = self._fp.read(amt) if not fp_closed else b""
  File 
"/usr/lib/python3/dist-packages/pip/_vendor/cachecontrol/filewrapper.py", line 
90, in read
    data = self.__fp.read(amt)
  File "/usr/lib/python3.10/http/client.py", line 465, in read
    s = self.fp.read(amt)
  File "/usr/lib/python3.10/socket.py", line 705, in readinto
    return self._sock.recv_into(b)
  File "/usr/lib/python3.10/ssl.py", line 1274, in recv_into
    return self.read(nbytes, buffer)
  File "/usr/lib/python3.10/ssl.py", line 1130, in read
    return self._sslobj.read(len, buffer)
TimeoutError: The read operation timed out

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 
165, in exc_logging_wrapper
    status = run_func(*args)
  File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 
205, in wrapper
    return func(self, options, args)
  File "/usr/lib/python3/dist-packages/pip/_internal/commands/install.py", line 
339, in run
    requirement_set = resolver.resolve(
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py",
 line 94, in resolve
    result = self._result = resolver.resolve(
  File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", 
line 481, in resolve
    state = resolution.resolve(requirements, max_rounds=max_rounds)
  File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", 
line 373, in resolve
    failure_causes = self._attempt_to_pin_criterion(name)
  File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", 
line 213, in _attempt_to_pin_criterion
    criteria = self._get_updated_criteria(candidate)
  File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", 
line 204, in _get_updated_criteria
    self._add_to_criteria(criteria, requirement, parent=candidate)
  File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", 
line 172, in _add_to_criteria
    if not criterion.candidates:
  File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 
151, in __bool__
    return bool(self._sequence)
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py",
 line 155, in __bool__
    return any(self)
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py",
 line 143, in <genexpr>
    return (c for c in iterator if id(c) not in self._incompatible_ids)
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py",
 line 47, in _iter_built
    candidate = func()
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py",
 line 215, in _make_candidate_from_link
    self._link_candidate_cache[link] = LinkCandidate(
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py",
 line 288, in __init__
    super().__init__(
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py",
 line 158, in __init__
    self.dist = self._prepare()
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py",
 line 227, in _prepare
    dist = self._prepare_distribution()
  File 
"/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py",
 line 299, in _prepare_distribution
    return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
  File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", 
line 487, in prepare_linked_requirement
    return self._prepare_linked_requirement(req, parallel_builds)
  File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", 
line 532, in _prepare_linked_requirement
    local_file = unpack_url(
  File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", 
line 214, in unpack_url
    file = get_http_url(
  File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", 
line 94, in get_http_url
    from_path, content_type = download(link, temp_dir.path)
  File "/usr/lib/python3/dist-packages/pip/_internal/network/download.py", line 
146, in __call__
    for chunk in chunks:
  File "/usr/lib/python3/dist-packages/pip/_internal/cli/progress_bars.py", 
line 304, in _rich_progress_bar
    for chunk in iterable:
  File "/usr/lib/python3/dist-packages/pip/_internal/network/utils.py", line 
63, in response_chunks
    for chunk in response.raw.stream(
  File "/usr/lib/python3/dist-packages/pip/_vendor/urllib3/response.py", line 
576, in stream
    data = self.read(amt=amt, decode_content=decode_content)
  File "/usr/lib/python3/dist-packages/pip/_vendor/urllib3/response.py", line 
512, in read
    with self._error_catcher():
  File "/usr/lib/python3.10/contextlib.py", line 153, in __exit__
    self.gen.throw(typ, value, traceback)
  File "/usr/lib/python3/dist-packages/pip/_vendor/urllib3/response.py", line 
443, in _error_catcher
    raise ReadTimeoutError(self._pool, None, "Read timed out.")
pip._vendor.urllib3.exceptions.ReadTimeoutError: 
HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out.

Thanks for your time!

Sincerely,
Chris

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