pip/src/pip/_internal/operations/build/wheel.py

38 lines
1.1 KiB
Python

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} ({backend.build_backend})"
)
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)