Pillow

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from __future__ import annotations
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import sys
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from setuptools.build_meta import *  # noqa: F403
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from setuptools.build_meta import build_wheel
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backend_class = build_wheel.__self__.__class__
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class _CustomBuildMetaBackend(backend_class):
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    def run_setup(self, setup_script="setup.py"):
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        if self.config_settings:
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            for key, values in self.config_settings.items():
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                if not isinstance(values, list):
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                    values = [values]
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                for value in values:
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                    sys.argv.append(f"--pillow-configuration={key}={value}")
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        return super().run_setup(setup_script)
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    def build_wheel(
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        self, wheel_directory, config_settings=None, metadata_directory=None
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    ):
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        self.config_settings = config_settings
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        return super().build_wheel(wheel_directory, config_settings, metadata_directory)
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    def build_editable(
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        self, wheel_directory, config_settings=None, metadata_directory=None
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    ):
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        self.config_settings = config_settings
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        return super().build_editable(
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            wheel_directory, config_settings, metadata_directory
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        )
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_backend = _CustomBuildMetaBackend()
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build_wheel = _backend.build_wheel
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build_editable = _backend.build_editable
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