2025-09-08T10:27:36,778 Created temporary directory: /tmp/pip-build-tracker-atp81sb_ 2025-09-08T10:27:36,779 Initialized build tracking at /tmp/pip-build-tracker-atp81sb_ 2025-09-08T10:27:36,779 Created build tracker: /tmp/pip-build-tracker-atp81sb_ 2025-09-08T10:27:36,779 Entered build tracker: /tmp/pip-build-tracker-atp81sb_ 2025-09-08T10:27:36,779 Created temporary directory: /tmp/pip-wheel-8qndthvf 2025-09-08T10:27:36,782 Created temporary directory: /tmp/pip-ephem-wheel-cache-y5nrmsx6 2025-09-08T10:27:36,839 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2025-09-08T10:27:36,842 2 location(s) to search for versions of jupyter-kernel-singular: 2025-09-08T10:27:36,842 * https://pypi.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:36,842 * https://www.piwheels.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:36,842 Fetching project page and analyzing links: https://pypi.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:36,842 Getting page https://pypi.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:36,844 Found index url https://pypi.org/simple/ 2025-09-08T10:27:36,913 Fetched page https://pypi.org/simple/jupyter-kernel-singular/ as application/vnd.pypi.simple.v1+json 2025-09-08T10:27:36,915 Found link https://files.pythonhosted.org/packages/31/3f/a8368b070bc7504a41afcdbe741db1b755be0b175ee97200469f0ff504a6/jupyter_kernel_singular-0.9.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9 2025-09-08T10:27:36,915 Found link https://files.pythonhosted.org/packages/b6/93/1adb60de203b84f019e537b2ad2f1ce1b6cc6e31551271e8d4c12edb5183/jupyter_kernel_singular-0.9.1.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.1 2025-09-08T10:27:36,915 Found link https://files.pythonhosted.org/packages/41/0a/14570ae37dcdfc7fe1b44fec1baf5200161a440941051722510425674ff5/jupyter_kernel_singular-0.9.2.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.2 2025-09-08T10:27:36,915 Found link https://files.pythonhosted.org/packages/2e/31/d4c12877f9614ff7f39ccab7308b07a3e46541b03afa2ec04ad7cf4f7662/jupyter_kernel_singular-0.9.3.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.3 2025-09-08T10:27:36,916 Found link https://files.pythonhosted.org/packages/b3/4f/43338dbb9de4bf62c43d9e4b09d8c7754f00eaedbd9c5edf5d530cb607b8/jupyter_kernel_singular-0.9.4.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.4 2025-09-08T10:27:36,916 Found link https://files.pythonhosted.org/packages/a6/5d/ea01e142e7a48ebf6e2ba6d96a61c1334c6bce058a38f407a368e0194e10/jupyter_kernel_singular-0.9.5.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.5 2025-09-08T10:27:36,916 Found link https://files.pythonhosted.org/packages/64/6a/5db44858179188b494a4f5840a039c338b1bd6de4bb91cbd797df7bea4ec/jupyter_kernel_singular-0.9.6.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.6 2025-09-08T10:27:36,916 Found link https://files.pythonhosted.org/packages/24/6c/b27d45f8b2bffc06de669085fc1a0a2aa440aaeb7499c35c466de19d1091/jupyter_kernel_singular-0.9.7.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.7 2025-09-08T10:27:36,917 Found link https://files.pythonhosted.org/packages/48/26/a5e1fa140756c836f3887d125c96412575a368e51bad226f2a743d51d0d5/jupyter_kernel_singular-0.9.8.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.8 2025-09-08T10:27:36,917 Found link https://files.pythonhosted.org/packages/f5/ed/e40a09c1c2d02ba66288b8c3bbfcc3811fcc847c33331da4d871ec09773f/jupyter_kernel_singular-0.9.9.tar.gz (from https://pypi.org/simple/jupyter-kernel-singular/), version: 0.9.9 2025-09-08T10:27:36,917 Fetching project page and analyzing links: https://www.piwheels.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:36,917 Getting page https://www.piwheels.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:36,918 Found index url https://www.piwheels.org/simple/ 2025-09-08T10:27:37,014 Fetched page https://www.piwheels.org/simple/jupyter-kernel-singular/ as text/html 2025-09-08T10:27:37,016 Skipping link: No binaries permitted for jupyter-kernel-singular: https://archive1.piwheels.org/simple/jupyter-kernel-singular/jupyter_kernel_singular-0.9.9-py3-none-any.whl#sha256=c8c09c2650430a754375d10081cc73dee8fa54606dda794e97fede6e3ec9c852 (from https://www.piwheels.org/simple/jupyter-kernel-singular/) 2025-09-08T10:27:37,016 Skipping link: No binaries permitted for jupyter-kernel-singular: https://archive1.piwheels.org/simple/jupyter-kernel-singular/jupyter_kernel_singular-0.9.8-py3-none-any.whl#sha256=df63137632ebac7c9a0300c6aebd83072c31db73f5c6d60703021ac62f321424 (from https://www.piwheels.org/simple/jupyter-kernel-singular/) 2025-09-08T10:27:37,016 Skipping link: No binaries permitted for jupyter-kernel-singular: https://archive1.piwheels.org/simple/jupyter-kernel-singular/jupyter_kernel_singular-0.9.7-py3-none-any.whl#sha256=702137431f61e55ee7c993af08b16784e94b4a1ec9d90d30282c51162c338507 (from https://www.piwheels.org/simple/jupyter-kernel-singular/) 2025-09-08T10:27:37,017 Skipping link: No binaries permitted for jupyter-kernel-singular: https://archive1.piwheels.org/simple/jupyter-kernel-singular/jupyter_kernel_singular-0.9.3-py3-none-any.whl#sha256=bf38601957d0f498a882f56bdca2854a68e16fde5a7cc5b4ecafeeb375676e6b (from https://www.piwheels.org/simple/jupyter-kernel-singular/) 2025-09-08T10:27:37,017 Skipping link: No binaries permitted for jupyter-kernel-singular: https://archive1.piwheels.org/simple/jupyter-kernel-singular/jupyter_kernel_singular-0.9.2-py3-none-any.whl#sha256=4244c064ec982d3c644520ca35760d91f5eb58e338fe33db38bc942860ec47d4 (from https://www.piwheels.org/simple/jupyter-kernel-singular/) 2025-09-08T10:27:37,017 Skipping link: No binaries permitted for jupyter-kernel-singular: https://archive1.piwheels.org/simple/jupyter-kernel-singular/jupyter_kernel_singular-0.9.1-py3-none-any.whl#sha256=9d20477ccf63e8e914b935a1162124f58585d4d2f5c826c5d509b04fb739ce14 (from https://www.piwheels.org/simple/jupyter-kernel-singular/) 2025-09-08T10:27:37,017 Skipping link: not a file: https://www.piwheels.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:37,017 Skipping link: not a file: https://pypi.org/simple/jupyter-kernel-singular/ 2025-09-08T10:27:37,045 Given no hashes to check 1 links for project 'jupyter-kernel-singular': discarding no candidates 2025-09-08T10:27:37,046 Collecting jupyter-kernel-singular==0.9.4 2025-09-08T10:27:37,047 Created temporary directory: /tmp/pip-unpack-qaq6ocy2 2025-09-08T10:27:37,187 Downloading jupyter_kernel_singular-0.9.4.tar.gz (17 kB) 2025-09-08T10:27:37,210 Added jupyter-kernel-singular==0.9.4 from https://files.pythonhosted.org/packages/b3/4f/43338dbb9de4bf62c43d9e4b09d8c7754f00eaedbd9c5edf5d530cb607b8/jupyter_kernel_singular-0.9.4.tar.gz to build tracker '/tmp/pip-build-tracker-atp81sb_' 2025-09-08T10:27:37,212 Running setup.py (path:/tmp/pip-wheel-8qndthvf/jupyter-kernel-singular_83ec0c4aab834e72993083b7d397f5ee/setup.py) egg_info for package jupyter-kernel-singular 2025-09-08T10:27:37,212 Created temporary directory: /tmp/pip-pip-egg-info-izly8m93 2025-09-08T10:27:37,212 Preparing metadata (setup.py): started 2025-09-08T10:27:37,213 Running command python setup.py egg_info 2025-09-08T10:27:37,734 Traceback (most recent call last): 2025-09-08T10:27:37,736 File "", line 2, in 2025-09-08T10:27:37,736 exec(compile(''' 2025-09-08T10:27:37,736 ~~~~^^^^^^^^^^^^ 2025-09-08T10:27:37,736 # This is -- a caller that pip uses to run setup.py 2025-09-08T10:27:37,736 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,736 ...<32 lines>... 2025-09-08T10:27:37,736 exec(compile(setup_py_code, filename, "exec")) 2025-09-08T10:27:37,736 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,737 ''' % ('/tmp/pip-wheel-8qndthvf/jupyter-kernel-singular_83ec0c4aab834e72993083b7d397f5ee/setup.py',), "", "exec")) 2025-09-08T10:27:37,737 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,737 File "", line 35, in 2025-09-08T10:27:37,737 File "/tmp/pip-wheel-8qndthvf/jupyter-kernel-singular_83ec0c4aab834e72993083b7d397f5ee/setup.py", line 10, in 2025-09-08T10:27:37,737 from jupyter_client.kernelspec import install_kernel_spec 2025-09-08T10:27:37,737 ModuleNotFoundError: No module named 'jupyter_client' 2025-09-08T10:27:37,822 ERROR: python setup.py egg_info exited with 1 2025-09-08T10:27:37,833 [bold magenta]full command[/]: [blue]/usr/bin/python3 -c ' 2025-09-08T10:27:37,833 exec(compile('"'"''"'"''"'"' 2025-09-08T10:27:37,833 # This is -- a caller that pip uses to run setup.py 2025-09-08T10:27:37,833 # 2025-09-08T10:27:37,833 # - It imports setuptools before invoking setup.py, to enable projects that directly 2025-09-08T10:27:37,833 # import from `distutils.core` to work with newer packaging standards. 2025-09-08T10:27:37,833 # - It provides a clear error message when setuptools is not installed. 2025-09-08T10:27:37,833 # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so 2025-09-08T10:27:37,833 # setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning: 2025-09-08T10:27:37,833 # manifest_maker: standard file '"'"'-c'"'"' not found". 2025-09-08T10:27:37,833 # - It generates a shim setup.py, for handling setup.cfg-only projects. 2025-09-08T10:27:37,833 import os, sys, tokenize, traceback 2025-09-08T10:27:37,833 2025-09-08T10:27:37,833 try: 2025-09-08T10:27:37,833 import setuptools 2025-09-08T10:27:37,833 except ImportError: 2025-09-08T10:27:37,833 print( 2025-09-08T10:27:37,833 "ERROR: Can not execute `setup.py` since setuptools failed to import in " 2025-09-08T10:27:37,833 "the build environment with exception:", 2025-09-08T10:27:37,833 file=sys.stderr, 2025-09-08T10:27:37,833 ) 2025-09-08T10:27:37,833 traceback.print_exc() 2025-09-08T10:27:37,833 sys.exit(1) 2025-09-08T10:27:37,833 2025-09-08T10:27:37,833 __file__ = %r 2025-09-08T10:27:37,833 sys.argv[0] = __file__ 2025-09-08T10:27:37,833 2025-09-08T10:27:37,833 if os.path.exists(__file__): 2025-09-08T10:27:37,833 filename = __file__ 2025-09-08T10:27:37,833 with tokenize.open(__file__) as f: 2025-09-08T10:27:37,833 setup_py_code = f.read() 2025-09-08T10:27:37,833 else: 2025-09-08T10:27:37,833 filename = "" 2025-09-08T10:27:37,833 setup_py_code = "from setuptools import setup; setup()" 2025-09-08T10:27:37,833 2025-09-08T10:27:37,833 exec(compile(setup_py_code, filename, "exec")) 2025-09-08T10:27:37,833 '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-8qndthvf/jupyter-kernel-singular_83ec0c4aab834e72993083b7d397f5ee/setup.py'"'"',), "", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-izly8m93[/] 2025-09-08T10:27:37,834 [bold magenta]cwd[/]: /tmp/pip-wheel-8qndthvf/jupyter-kernel-singular_83ec0c4aab834e72993083b7d397f5ee/ 2025-09-08T10:27:37,834 Preparing metadata (setup.py): finished with status 'error' 2025-09-08T10:27:37,835 ERROR: metadata generation failed 2025-09-08T10:27:37,841 Exception information: 2025-09-08T10:27:37,841 Traceback (most recent call last): 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata 2025-09-08T10:27:37,841 call_subprocess( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 args, 2025-09-08T10:27:37,841 ^^^^^ 2025-09-08T10:27:37,841 ...<2 lines>... 2025-09-08T10:27:37,841 spinner=spinner, 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess 2025-09-08T10:27:37,841 raise error 2025-09-08T10:27:37,841 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1 2025-09-08T10:27:37,841 2025-09-08T10:27:37,841 The above exception was the direct cause of the following exception: 2025-09-08T10:27:37,841 2025-09-08T10:27:37,841 Traceback (most recent call last): 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper 2025-09-08T10:27:37,841 status = _inner_run() 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run 2025-09-08T10:27:37,841 return self.run(options, args) 2025-09-08T10:27:37,841 ~~~~~~~~^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper 2025-09-08T10:27:37,841 return func(self, options, args) 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run 2025-09-08T10:27:37,841 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve 2025-09-08T10:27:37,841 result = self._result = resolver.resolve( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 collected.requirements, max_rounds=limit_how_complex_resolution_can_be 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve 2025-09-08T10:27:37,841 state = resolution.resolve(requirements, max_rounds=max_rounds) 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve 2025-09-08T10:27:37,841 self._add_to_criteria(self.state.criteria, r, parent=None) 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria 2025-09-08T10:27:37,841 if not criterion.candidates: 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__ 2025-09-08T10:27:37,841 return bool(self._sequence) 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__ 2025-09-08T10:27:37,841 self._bool = any(self) 2025-09-08T10:27:37,841 ~~~^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in 2025-09-08T10:27:37,841 return (c for c in iterator if id(c) not in self._incompatible_ids) 2025-09-08T10:27:37,841 ^^^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built 2025-09-08T10:27:37,841 candidate = func() 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link 2025-09-08T10:27:37,841 base: Optional[BaseCandidate] = self._make_base_candidate_from_link( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 link, template, name, version 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link 2025-09-08T10:27:37,841 self._link_candidate_cache[link] = LinkCandidate( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 link, 2025-09-08T10:27:37,841 ^^^^^ 2025-09-08T10:27:37,841 ...<3 lines>... 2025-09-08T10:27:37,841 version=version, 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__ 2025-09-08T10:27:37,841 super().__init__( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 link=link, 2025-09-08T10:27:37,841 ^^^^^^^^^^ 2025-09-08T10:27:37,841 ...<4 lines>... 2025-09-08T10:27:37,841 version=version, 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__ 2025-09-08T10:27:37,841 self.dist = self._prepare() 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare 2025-09-08T10:27:37,841 dist = self._prepare_distribution() 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution 2025-09-08T10:27:37,841 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement 2025-09-08T10:27:37,841 return self._prepare_linked_requirement(req, parallel_builds) 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement 2025-09-08T10:27:37,841 dist = _get_prepared_distribution( 2025-09-08T10:27:37,841 req, 2025-09-08T10:27:37,841 ...<3 lines>... 2025-09-08T10:27:37,841 self.check_build_deps, 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution 2025-09-08T10:27:37,841 abstract_dist.prepare_distribution_metadata( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 finder, build_isolation, check_build_deps 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata 2025-09-08T10:27:37,841 self.req.prepare_metadata() 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~~~~~^^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata 2025-09-08T10:27:37,841 self.metadata_directory = generate_metadata_legacy( 2025-09-08T10:27:37,841 ~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T10:27:37,841 build_env=self.build_env, 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ...<3 lines>... 2025-09-08T10:27:37,841 details=details, 2025-09-08T10:27:37,841 ^^^^^^^^^^^^^^^^ 2025-09-08T10:27:37,841 ) 2025-09-08T10:27:37,841 ^ 2025-09-08T10:27:37,841 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata 2025-09-08T10:27:37,841 raise MetadataGenerationFailed(package_details=details) from error 2025-09-08T10:27:37,841 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2025-09-08T10:27:37,866 Removed jupyter-kernel-singular==0.9.4 from https://files.pythonhosted.org/packages/b3/4f/43338dbb9de4bf62c43d9e4b09d8c7754f00eaedbd9c5edf5d530cb607b8/jupyter_kernel_singular-0.9.4.tar.gz from build tracker '/tmp/pip-build-tracker-atp81sb_' 2025-09-08T10:27:37,866 Removed build tracker: '/tmp/pip-build-tracker-atp81sb_'