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- import logging
- import os
- from typing import Optional
- from pip._vendor.pyproject_hooks import BuildBackendHookCaller
- from pip._internal.utils.subprocess import runner_with_spinner_message
- logger = logging.getLogger(__name__)
- def build_wheel_pep517(
- name: str,
- backend: BuildBackendHookCaller,
- metadata_directory: str,
- tempd: str,
- ) -> Optional[str]:
- """Build one InstallRequirement using the PEP 517 build process.
- Returns path to wheel if successfully built. Otherwise, returns None.
- """
- assert metadata_directory is not None
- try:
- logger.debug("Destination directory: %s", tempd)
- runner = runner_with_spinner_message(
- f"Building wheel for {name} (pyproject.toml)"
- )
- with backend.subprocess_runner(runner):
- wheel_name = backend.build_wheel(
- tempd,
- metadata_directory=metadata_directory,
- )
- except Exception:
- logger.error("Failed building wheel for %s", name)
- return None
- return os.path.join(tempd, wheel_name)
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