Pillow/_custom_build/backend.py

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import sys
from setuptools.build_meta import * # noqa: F401, F403
from setuptools.build_meta import _BuildMetaBackend
class _CustomBuildMetaBackend(_BuildMetaBackend):
def run_setup(self, setup_script="setup.py"):
if self.config_settings:
flags = []
for key in ("enable", "disable", "vendor"):
settings = self.config_settings.get(key)
if settings:
if not isinstance(settings, list):
settings = [settings]
for value in settings:
flags.append("--" + key + "-" + value)
if self.config_settings.get("debug") == "true":
flags.append("--debug")
if flags:
sys.argv = sys.argv[:1] + ["build_ext"] + flags + sys.argv[1:]
return super().run_setup(setup_script)
def build_wheel(
self, wheel_directory, config_settings=None, metadata_directory=None
):
self.config_settings = config_settings
return super().build_wheel(wheel_directory, config_settings, metadata_directory)
build_wheel = _CustomBuildMetaBackend().build_wheel