2025-09-08T14:06:15,300 Created temporary directory: /tmp/pip-build-tracker-az18k63x 2025-09-08T14:06:15,301 Initialized build tracking at /tmp/pip-build-tracker-az18k63x 2025-09-08T14:06:15,301 Created build tracker: /tmp/pip-build-tracker-az18k63x 2025-09-08T14:06:15,301 Entered build tracker: /tmp/pip-build-tracker-az18k63x 2025-09-08T14:06:15,302 Created temporary directory: /tmp/pip-wheel-jlvcv6g4 2025-09-08T14:06:15,305 Created temporary directory: /tmp/pip-ephem-wheel-cache-p74pg8td 2025-09-08T14:06:15,364 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2025-09-08T14:06:15,366 2 location(s) to search for versions of py-constant: 2025-09-08T14:06:15,366 * https://pypi.org/simple/py-constant/ 2025-09-08T14:06:15,366 * https://www.piwheels.org/simple/py-constant/ 2025-09-08T14:06:15,366 Fetching project page and analyzing links: https://pypi.org/simple/py-constant/ 2025-09-08T14:06:15,367 Getting page https://pypi.org/simple/py-constant/ 2025-09-08T14:06:15,368 Found index url https://pypi.org/simple/ 2025-09-08T14:06:15,511 Fetched page https://pypi.org/simple/py-constant/ as application/vnd.pypi.simple.v1+json 2025-09-08T14:06:15,514 Found link https://files.pythonhosted.org/packages/12/82/c7b7bd021a140ff5c1343766a3407ce84f61d6fbe010825dcba045d943a4/py_constant-0.1dev.tar.gz (from https://pypi.org/simple/py-constant/), version: 0.1dev 2025-09-08T14:06:15,514 Found link https://files.pythonhosted.org/packages/13/47/d75dfe85e0371dbb10e180fe1e86f68924621007a8e10c73424ca72b4c20/py_constant-0.2dev.tar.gz (from https://pypi.org/simple/py-constant/), version: 0.2dev 2025-09-08T14:06:15,514 Found link https://files.pythonhosted.org/packages/6e/9a/9943ccaf0b9440d17999722896b5aa95d0e38a83862060c6bc27b5ee8e5b/py_constant-0.3dev.tar.gz (from https://pypi.org/simple/py-constant/), version: 0.3dev 2025-09-08T14:06:15,515 Found link https://files.pythonhosted.org/packages/7f/98/664d99c4998ec7e53a6e80b7cce4b3e49e61f9462096bbdbe06ffe79310d/py_constant-0.4dev.tar.gz (from https://pypi.org/simple/py-constant/), version: 0.4dev 2025-09-08T14:06:15,515 Found link https://files.pythonhosted.org/packages/5e/c2/d4cb9773c4e9e4435e815d73970972aae0bda88bd4870dd1dc594a952928/py_constant-1.0.tar.gz (from https://pypi.org/simple/py-constant/), version: 1.0 2025-09-08T14:06:15,515 Found link https://files.pythonhosted.org/packages/6f/24/ba156dc13c342dee312e0dfb220c923245062edb62877c9048155613183a/py_constant-1.1.tar.gz (from https://pypi.org/simple/py-constant/), version: 1.1 2025-09-08T14:06:15,516 Found link https://files.pythonhosted.org/packages/f9/30/55ffa4deecc2795c355c435bff76ea9aa42a138c6d36fa8756e315ae2976/py_constant-1.2.tar.gz (from https://pypi.org/simple/py-constant/), version: 1.2 2025-09-08T14:06:15,516 Found link https://files.pythonhosted.org/packages/d2/fa/c456c8d06c8966ac1b7f48df0170f316af3145755d77289f3d6278476a6a/py_constant-1.4.tar.gz (from https://pypi.org/simple/py-constant/), version: 1.4 2025-09-08T14:06:15,516 Found link https://files.pythonhosted.org/packages/1b/52/2ed421b0945a01f3aec32dea2151be9ad7355a8f07745f8dd4b6deef86fa/py_constant-1.5.tar.gz (from https://pypi.org/simple/py-constant/), version: 1.5 2025-09-08T14:06:15,516 Found link https://files.pythonhosted.org/packages/d1/5b/184a4b1db6df0cc02db4bd9cd3bcf814463cb4feb37b30affd233f0f708f/py_constant-1.6.tar.gz (from https://pypi.org/simple/py-constant/), version: 1.6 2025-09-08T14:06:15,517 Fetching project page and analyzing links: https://www.piwheels.org/simple/py-constant/ 2025-09-08T14:06:15,517 Getting page https://www.piwheels.org/simple/py-constant/ 2025-09-08T14:06:15,518 Found index url https://www.piwheels.org/simple/ 2025-09-08T14:06:15,643 Fetched page https://www.piwheels.org/simple/py-constant/ as text/html 2025-09-08T14:06:15,647 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-1.6-py3-none-any.whl#sha256=4e3521b0776eb2437e830007e1d6990c1ced09cbc4542c425cd14c60051b647f (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,647 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-1.5-py3-none-any.whl#sha256=d1440a1992f01eb460616dbca63740eb7a28abbc0657ff48cffed85f6239a747 (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,648 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-1.4-py3-none-any.whl#sha256=1d65454de083e03ae11e5863df5cda47e13dd2a5dadcb2beba4a247201e96847 (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,648 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-1.2-py3-none-any.whl#sha256=82ab5883f2f000e8490d30f30691feaddaa6a5ab48507dd3134a9a93c396e04e (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,648 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-1.1-py3-none-any.whl#sha256=4000d42b03e41f193d3e5ba075cfcc560600d290abd8584b22963fd00a8a3443 (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,648 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-1.0-py3-none-any.whl#sha256=05ff5764bc54a8f52cdc96b05f6e1a8e0f5a1cecdb5a95037300466d0dde0e3e (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,649 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-0.4.dev0-py3-none-any.whl#sha256=acb9ec38c36dd0cf794f6a750cc943fa2c0c256d127ce2691128ee82ecb511a6 (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,649 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-0.3.dev0-py3-none-any.whl#sha256=76af067aaeb11ea0f2d204c35bd05cad43059d2c53f3c103ee945689d9aeffe0 (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,649 Skipping link: No binaries permitted for py-constant: https://archive1.piwheels.org/simple/py-constant/py_constant-0.2.dev0-py3-none-any.whl#sha256=b340e9ded0b3a7e5fc5090045e4d362f5b2eafb39e0ff3e07ff8858d4d7fc712 (from https://www.piwheels.org/simple/py-constant/) 2025-09-08T14:06:15,649 Skipping link: not a file: https://www.piwheels.org/simple/py-constant/ 2025-09-08T14:06:15,650 Skipping link: not a file: https://pypi.org/simple/py-constant/ 2025-09-08T14:06:15,683 Given no hashes to check 1 links for project 'py-constant': discarding no candidates 2025-09-08T14:06:15,684 Collecting py-constant==0.1dev 2025-09-08T14:06:15,685 Created temporary directory: /tmp/pip-unpack-ftam3ut6 2025-09-08T14:06:15,832 Downloading py_constant-0.1dev.tar.gz (1.8 kB) 2025-09-08T14:06:15,846 Added py-constant==0.1dev from https://files.pythonhosted.org/packages/12/82/c7b7bd021a140ff5c1343766a3407ce84f61d6fbe010825dcba045d943a4/py_constant-0.1dev.tar.gz to build tracker '/tmp/pip-build-tracker-az18k63x' 2025-09-08T14:06:15,847 Running setup.py (path:/tmp/pip-wheel-jlvcv6g4/py-constant_67a388b01ebc4f03af8f317e18e25852/setup.py) egg_info for package py-constant 2025-09-08T14:06:15,848 Created temporary directory: /tmp/pip-pip-egg-info-x2iaylpe 2025-09-08T14:06:15,848 Preparing metadata (setup.py): started 2025-09-08T14:06:15,849 Running command python setup.py egg_info 2025-09-08T14:06:16,358 Traceback (most recent call last): 2025-09-08T14:06:16,360 File "", line 2, in 2025-09-08T14:06:16,360 exec(compile(''' 2025-09-08T14:06:16,360 ~~~~^^^^^^^^^^^^ 2025-09-08T14:06:16,360 # This is -- a caller that pip uses to run setup.py 2025-09-08T14:06:16,360 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,360 ...<32 lines>... 2025-09-08T14:06:16,360 exec(compile(setup_py_code, filename, "exec")) 2025-09-08T14:06:16,360 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,361 ''' % ('/tmp/pip-wheel-jlvcv6g4/py-constant_67a388b01ebc4f03af8f317e18e25852/setup.py',), "", "exec")) 2025-09-08T14:06:16,361 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,361 File "", line 35, in 2025-09-08T14:06:16,361 File "/tmp/pip-wheel-jlvcv6g4/py-constant_67a388b01ebc4f03af8f317e18e25852/setup.py", line 8, in 2025-09-08T14:06:16,361 long_description=open('README.md').read(), 2025-09-08T14:06:16,361 ~~~~^^^^^^^^^^^^^ 2025-09-08T14:06:16,361 FileNotFoundError: [Errno 2] No such file or directory: 'README.md' 2025-09-08T14:06:16,445 ERROR: python setup.py egg_info exited with 1 2025-09-08T14:06:16,457 [bold magenta]full command[/]: [blue]/usr/bin/python3 -c ' 2025-09-08T14:06:16,457 exec(compile('"'"''"'"''"'"' 2025-09-08T14:06:16,457 # This is -- a caller that pip uses to run setup.py 2025-09-08T14:06:16,457 # 2025-09-08T14:06:16,457 # - It imports setuptools before invoking setup.py, to enable projects that directly 2025-09-08T14:06:16,457 # import from `distutils.core` to work with newer packaging standards. 2025-09-08T14:06:16,457 # - It provides a clear error message when setuptools is not installed. 2025-09-08T14:06:16,457 # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so 2025-09-08T14:06:16,457 # setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning: 2025-09-08T14:06:16,457 # manifest_maker: standard file '"'"'-c'"'"' not found". 2025-09-08T14:06:16,457 # - It generates a shim setup.py, for handling setup.cfg-only projects. 2025-09-08T14:06:16,457 import os, sys, tokenize, traceback 2025-09-08T14:06:16,457 2025-09-08T14:06:16,457 try: 2025-09-08T14:06:16,457 import setuptools 2025-09-08T14:06:16,457 except ImportError: 2025-09-08T14:06:16,457 print( 2025-09-08T14:06:16,457 "ERROR: Can not execute `setup.py` since setuptools failed to import in " 2025-09-08T14:06:16,457 "the build environment with exception:", 2025-09-08T14:06:16,457 file=sys.stderr, 2025-09-08T14:06:16,457 ) 2025-09-08T14:06:16,457 traceback.print_exc() 2025-09-08T14:06:16,457 sys.exit(1) 2025-09-08T14:06:16,457 2025-09-08T14:06:16,457 __file__ = %r 2025-09-08T14:06:16,457 sys.argv[0] = __file__ 2025-09-08T14:06:16,457 2025-09-08T14:06:16,457 if os.path.exists(__file__): 2025-09-08T14:06:16,457 filename = __file__ 2025-09-08T14:06:16,457 with tokenize.open(__file__) as f: 2025-09-08T14:06:16,457 setup_py_code = f.read() 2025-09-08T14:06:16,457 else: 2025-09-08T14:06:16,457 filename = "" 2025-09-08T14:06:16,457 setup_py_code = "from setuptools import setup; setup()" 2025-09-08T14:06:16,457 2025-09-08T14:06:16,457 exec(compile(setup_py_code, filename, "exec")) 2025-09-08T14:06:16,457 '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-jlvcv6g4/py-constant_67a388b01ebc4f03af8f317e18e25852/setup.py'"'"',), "", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-x2iaylpe[/] 2025-09-08T14:06:16,458 [bold magenta]cwd[/]: /tmp/pip-wheel-jlvcv6g4/py-constant_67a388b01ebc4f03af8f317e18e25852/ 2025-09-08T14:06:16,458 Preparing metadata (setup.py): finished with status 'error' 2025-09-08T14:06:16,459 ERROR: metadata generation failed 2025-09-08T14:06:16,464 Exception information: 2025-09-08T14:06:16,464 Traceback (most recent call last): 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata 2025-09-08T14:06:16,464 call_subprocess( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 args, 2025-09-08T14:06:16,464 ^^^^^ 2025-09-08T14:06:16,464 ...<2 lines>... 2025-09-08T14:06:16,464 spinner=spinner, 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess 2025-09-08T14:06:16,464 raise error 2025-09-08T14:06:16,464 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1 2025-09-08T14:06:16,464 2025-09-08T14:06:16,464 The above exception was the direct cause of the following exception: 2025-09-08T14:06:16,464 2025-09-08T14:06:16,464 Traceback (most recent call last): 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper 2025-09-08T14:06:16,464 status = _inner_run() 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run 2025-09-08T14:06:16,464 return self.run(options, args) 2025-09-08T14:06:16,464 ~~~~~~~~^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper 2025-09-08T14:06:16,464 return func(self, options, args) 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run 2025-09-08T14:06:16,464 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve 2025-09-08T14:06:16,464 result = self._result = resolver.resolve( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 collected.requirements, max_rounds=limit_how_complex_resolution_can_be 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve 2025-09-08T14:06:16,464 state = resolution.resolve(requirements, max_rounds=max_rounds) 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve 2025-09-08T14:06:16,464 self._add_to_criteria(self.state.criteria, r, parent=None) 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria 2025-09-08T14:06:16,464 if not criterion.candidates: 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__ 2025-09-08T14:06:16,464 return bool(self._sequence) 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__ 2025-09-08T14:06:16,464 self._bool = any(self) 2025-09-08T14:06:16,464 ~~~^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in 2025-09-08T14:06:16,464 return (c for c in iterator if id(c) not in self._incompatible_ids) 2025-09-08T14:06:16,464 ^^^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built 2025-09-08T14:06:16,464 candidate = func() 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link 2025-09-08T14:06:16,464 base: Optional[BaseCandidate] = self._make_base_candidate_from_link( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 link, template, name, version 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link 2025-09-08T14:06:16,464 self._link_candidate_cache[link] = LinkCandidate( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 link, 2025-09-08T14:06:16,464 ^^^^^ 2025-09-08T14:06:16,464 ...<3 lines>... 2025-09-08T14:06:16,464 version=version, 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__ 2025-09-08T14:06:16,464 super().__init__( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 link=link, 2025-09-08T14:06:16,464 ^^^^^^^^^^ 2025-09-08T14:06:16,464 ...<4 lines>... 2025-09-08T14:06:16,464 version=version, 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__ 2025-09-08T14:06:16,464 self.dist = self._prepare() 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare 2025-09-08T14:06:16,464 dist = self._prepare_distribution() 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution 2025-09-08T14:06:16,464 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement 2025-09-08T14:06:16,464 return self._prepare_linked_requirement(req, parallel_builds) 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement 2025-09-08T14:06:16,464 dist = _get_prepared_distribution( 2025-09-08T14:06:16,464 req, 2025-09-08T14:06:16,464 ...<3 lines>... 2025-09-08T14:06:16,464 self.check_build_deps, 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution 2025-09-08T14:06:16,464 abstract_dist.prepare_distribution_metadata( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 finder, build_isolation, check_build_deps 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata 2025-09-08T14:06:16,464 self.req.prepare_metadata() 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~~~~~^^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata 2025-09-08T14:06:16,464 self.metadata_directory = generate_metadata_legacy( 2025-09-08T14:06:16,464 ~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T14:06:16,464 build_env=self.build_env, 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ...<3 lines>... 2025-09-08T14:06:16,464 details=details, 2025-09-08T14:06:16,464 ^^^^^^^^^^^^^^^^ 2025-09-08T14:06:16,464 ) 2025-09-08T14:06:16,464 ^ 2025-09-08T14:06:16,464 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata 2025-09-08T14:06:16,464 raise MetadataGenerationFailed(package_details=details) from error 2025-09-08T14:06:16,464 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2025-09-08T14:06:16,486 Removed py-constant==0.1dev from https://files.pythonhosted.org/packages/12/82/c7b7bd021a140ff5c1343766a3407ce84f61d6fbe010825dcba045d943a4/py_constant-0.1dev.tar.gz from build tracker '/tmp/pip-build-tracker-az18k63x' 2025-09-08T14:06:16,486 Removed build tracker: '/tmp/pip-build-tracker-az18k63x'