>> Emerging (11 of 11) dev-python/matplotlib-3.5.3::python-modules-kit

• matplotlib-3.5.3.tar.gz BLAKE2B SHA512 size ... [ ok ]
  >>> Unpacking source...
  >>> Unpacking matplotlib-3.5.3.tar.gz to /var/tmp/portage/dev-python/matplotlib-3.5.3/work
  >>> Source unpacked in /var/tmp/portage/dev-python/matplotlib-3.5.3/work
  >>> Preparing source in /var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3 ...
• Will copy sources from /var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3
• python3_7: copying to /var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7
• Build system packages:
• dev-python/setuptools : 64.0.1
  >>> Source prepared.
  >>> Configuring source in /var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3 ...
• python3_7: running distutils-r1_run_phase python_configure
• Using python3.7 in global scope
• python3_7: running distutils-r1_run_phase python_configure_all
  >>> Source configured.
  >>> Compiling source in /var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3 ...
• python3_7: running distutils-r1_run_phase python_compile
  cp: './build/matplotlib.egg-info' and '/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7/build/matplotlib.egg-info' are the same file
  python3.7 setup.py build -j 1 --build-lib=/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7/build/lib
  WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7f02611b8590>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')': /simple/setuptools-scm/
  WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7f0261196b90>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')': /simple/setuptools-scm/
  WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7f02611b8710>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')': /simple/setuptools-scm/
  WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7f02611b8a50>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')': /simple/setuptools-scm/
  WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x7f02611b8d90>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution')': /simple/setuptools-scm/
  ERROR: Could not find a version that satisfies the requirement setuptools_scm<7,>=4 (from versions: none)
  ERROR: No matching distribution found for setuptools_scm<7,>=4
  /usr/lib/python3.7/site-packages/setuptools/installer.py:30: SetuptoolsDeprecationWarning: setuptools.installer is deprecated. Requirements should be satisfied by a PEP 517 installer.
  SetuptoolsDeprecationWarning,

Edit mplsetup.cfg to change the build options; suppress output with --quiet.

BUILDING MATPLOTLIB
python: yes [3.7.13 (default, Jun 2 2022, 13:24:13) [GCC 9.2.0]]
platform: yes [linux]
tests: no [skipping due to configuration]
macosx: no [Mac OS-X only]

Traceback (most recent call last):
File "/usr/lib/python3.7/site-packages/setuptools/installer.py", line 82, in fetch_build_egg
subprocess.check_call(cmd)
File "/usr/lib/python3.7/subprocess.py", line 363, in check_call
raise CalledProcessError(retcode, cmd)
subprocess.CalledProcessError: Command '['/usr/bin/python3.7', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/var/tmp/portage/dev-python/matplotlib-3.5.3/temp/tmpofs8trqh', '--quiet', 'setuptools_scm<7,>=4']' returned non-zero exit status 1.

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "setup.py", line 349, in <module>
"sdist": Sdist,
File "/usr/lib/python3.7/site-packages/setuptools/_init_.py", line 86, in setup
_install_setup_requires(attrs)
File "/usr/lib/python3.7/site-packages/setuptools/_init_.py", line 80, in _install_setup_requires
dist.fetch_build_eggs(dist.setup_requires)
File "/usr/lib/python3.7/site-packages/setuptools/dist.py", line 878, in fetch_build_eggs
replace_conflicting=True,
File "/usr/lib/python3.7/site-packages/pkg_resources/_init_.py", line 791, in resolve
replace_conflicting=replace_conflicting
File "/usr/lib/python3.7/site-packages/pkg_resources/_init_.py", line 1075, in best_match
return self.obtain(req, installer)
File "/usr/lib/python3.7/site-packages/pkg_resources/_init_.py", line 1087, in obtain
return installer(requirement)
File "/usr/lib/python3.7/site-packages/setuptools/dist.py", line 945, in fetch_build_egg
return fetch_build_egg(self, req)
File "/usr/lib/python3.7/site-packages/setuptools/installer.py", line 84, in fetch_build_egg
raise DistutilsError(str(e)) from e
distutils.errors.DistutilsError: Command '['/usr/bin/python3.7', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/var/tmp/portage/dev-python/matplotlib-3.5.3/temp/tmpofs8trqh', '--quiet', 'setuptools_scm<7,>=4']' returned non-zero exit status 1.

• ERROR: dev-python/matplotlib-3.5.3::python-modules-kit failed (compile phase):
• (no error message)
• Call stack:
• ebuild.sh, line 93: Called src_compile
• environment, line 4309: Called distutils-r1_src_compile
• environment, line 1876: Called _distutils-r1_run_foreach_impl 'python_compile'
• environment, line 827: Called python_foreach_impl 'distutils-r1_run_phase' 'python_compile'
• environment, line 3803: Called multibuild_foreach_variant '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'python_compile'
• environment, line 3142: Called _multibuild_run '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'python_compile'
• environment, line 3140: Called _python_multibuild_wrapper 'distutils-r1_run_phase' 'python_compile'
• environment, line 1281: Called distutils-r1_run_phase 'python_compile'
• environment, line 1860: Called python_compile
• environment, line 3479: Called wrap_setup 'distutils-r1_python_compile' '--build-lib=/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7/build/lib'
• environment, line 5309: Called distutils-r1_python_compile '--build-lib=/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7/build/lib'
• environment, line 1667: Called esetup.py 'build' 'j' '1' '-build-lib=/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7/build/lib'
• environment, line 2519: Called die
• The specific snippet of code:
• "${@}" || die "${die_args[@]}";
• If you need support, post the output of `emerge --info '=dev-python/matplotlib-3.5.3::python-modules-kit'`,
• the complete build log and the output of `emerge -pqv '=dev-python/matplotlib-3.5.3::python-modules-kit'`.
• The complete build log is located at '/var/tmp/portage/dev-python/matplotlib-3.5.3/temp/build.log'.
• The ebuild environment file is located at '/var/tmp/portage/dev-python/matplotlib-3.5.3/temp/environment'.
• Working directory: '/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3-python3_7'
• S: '/var/tmp/portage/dev-python/matplotlib-3.5.3/work/matplotlib-3.5.3'

>>> Failed to emerge dev-python/matplotlib-3.5.3, Log file:

>>> '/var/tmp/portage/dev-python/matplotlib-3.5.3/temp/build.log'

Attaching build.log below.