>>> Failed to emerge dev-python/beautifulsoup-4.12.1, Log file:
>>>  '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/temp/build.log'
>>> Jobs: 1 of 3 complete, 1 failed                 Load avg: 3.35, 3.05, 2.10
 * Package:    dev-python/beautifulsoup-4.12.1
 * Repository: python-modules-kit
 * USE:        amd64 elibc_glibc kernel_linux python_targets_python3_7 python_targets_python3_9 userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking beautifulsoup4-4.12.1.tar.gz to /var/tmp/portage/dev-python/beautifulsoup-4.12.1/work
>>> Source unpacked in /var/tmp/portage/dev-python/beautifulsoup-4.12.1/work
>>> Preparing source in /var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1 ...
 * Build system packages:
 *   dev-python/setuptools         : 67.6.1
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1 ...
 * python3_7: running distutils-r1_run_phase distutils-r1_python_compile
python3.7 setup.py build -j 64
configuration error: `project.license` must be valid exactly by one definition (2 matches found):

    - keys:
        'file': {type: string}
      required: ['file']
    - keys:
        'text': {type: string}
      required: ['text']

DESCRIPTION:
    `Project license <https://peps.python.org/pep-0621/#license>`_.

GIVEN VALUE:
    "MIT"

OFFENDING RULE: 'oneOf'

DEFINITION:
    {
        "oneOf": [
            {
                "properties": {
                    "file": {
                        "type": "string",
                        "$$description": [
                            "Relative path to the file (UTF-8) which contains the license for the",
                            "project."
                        ]
                    }
                },
                "required": [
                    "file"
                ]
            },
            {
                "properties": {
                    "text": {
                        "type": "string",
                        "$$description": [
                            "The license of the project whose meaning is that of the",
                            "`License field from the core metadata",
                            "<https://packaging.python.org/specifications/core-metadata/#license>`_."
                        ]
                    }
                },
                "required": [
                    "text"
                ]
            }
        ]
    }
Traceback (most recent call last):
  File "setup.py", line 4, in <module>
    setuptools.setup()
  File "/usr/lib/python3.7/site-packages/setuptools/__init__.py", line 108, in setup
    return distutils.core.setup(**attrs)
  File "/usr/lib/python3.7/distutils/core.py", line 121, in setup
    dist.parse_config_files()
  File "/usr/lib/python3.7/site-packages/setuptools/dist.py", line 885, in parse_config_files
    pyprojecttoml.apply_configuration(self, filename, ignore_option_errors)
  File "/usr/lib/python3.7/site-packages/setuptools/config/pyprojecttoml.py", line 62, in apply_configuration
    config = read_configuration(filepath, True, ignore_option_errors, dist)
  File "/usr/lib/python3.7/site-packages/setuptools/config/pyprojecttoml.py", line 126, in read_configuration
    validate(subset, filepath)
  File "/usr/lib/python3.7/site-packages/setuptools/config/pyprojecttoml.py", line 51, in validate
    raise ValueError(f"{error}\n{summary}") from None
ValueError: invalid pyproject.toml config: `project.license`.
configuration error: `project.license` must be valid exactly by one definition (2 matches found):

    - keys:
        'file': {type: string}
      required: ['file']
    - keys:
        'text': {type: string}
      required: ['text']

 * ERROR: dev-python/beautifulsoup-4.12.1::python-modules-kit failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line   93:  Called src_compile
 *   environment, line 3563:  Called distutils-r1_src_compile
 *   environment, line 1590:  Called _distutils-r1_run_foreach_impl 'distutils-r1_python_compile'
 *   environment, line  696:  Called python_foreach_impl 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 3164:  Called multibuild_foreach_variant '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 2638:  Called _multibuild_run '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 2636:  Called _python_multibuild_wrapper 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 1082:  Called distutils-r1_run_phase 'distutils-r1_python_compile'
 *   environment, line 1572:  Called distutils-r1_python_compile
 *   environment, line 1379:  Called esetup.py 'build' '-j' '64'
 *   environment, line 2173:  Called die
 * The specific snippet of code:
 *       "${@}" || die "${die_args[@]}";
 * 
 * If you need support, post the output of `emerge --info '=dev-python/beautifulsoup-4.12.1::python-modules-kit'`,
 * the complete build log and the output of `emerge -pqv '=dev-python/beautifulsoup-4.12.1::python-modules-kit'`.
 * The complete build log is located at '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1'
 * S: '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1'

 * Messages for package dev-python/beautifulsoup-4.12.1:

 * ERROR: dev-python/beautifulsoup-4.12.1::python-modules-kit failed (compile phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line   93:  Called src_compile
 *   environment, line 3563:  Called distutils-r1_src_compile
 *   environment, line 1590:  Called _distutils-r1_run_foreach_impl 'distutils-r1_python_compile'
 *   environment, line  696:  Called python_foreach_impl 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 3164:  Called multibuild_foreach_variant '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 2638:  Called _multibuild_run '_python_multibuild_wrapper' 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 2636:  Called _python_multibuild_wrapper 'distutils-r1_run_phase' 'distutils-r1_python_compile'
 *   environment, line 1082:  Called distutils-r1_run_phase 'distutils-r1_python_compile'
 *   environment, line 1572:  Called distutils-r1_python_compile
 *   environment, line 1379:  Called esetup.py 'build' '-j' '64'
 *   environment, line 2173:  Called die
 * The specific snippet of code:
 *       "${@}" || die "${die_args[@]}";
 * 
 * If you need support, post the output of `emerge --info '=dev-python/beautifulsoup-4.12.1::python-modules-kit'`,
 * the complete build log and the output of `emerge -pqv '=dev-python/beautifulsoup-4.12.1::python-modules-kit'`.
 * The complete build log is located at '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1'
 * S: '/var/tmp/portage/dev-python/beautifulsoup-4.12.1/work/beautifulsoup4-4.12.1'

 * GNU info directory index is up-to-date.
 * After world updates, it is important to remove obsolete packages with
 * emerge --depclean. Refer to `man emerge` for more information.