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File Content: `wheel.py`

import logging
import os

from pip._internal.utils.subprocess import runner_with_spinner_message
from pip._internal.utils.typing import MYPY_CHECK_RUNNING

if MYPY_CHECK_RUNNING:
    from typing import List, Optional
    from pip._vendor.pep517.wrappers import Pep517HookCaller

logger = logging.getLogger(__name__)


def build_wheel_pep517(
    name,  # type: str
    backend,  # type: Pep517HookCaller
    metadata_directory,  # type: str
    build_options,  # type: List[str]
    tempd,  # type: str
):
    # type: (...) -> 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
    if build_options:
        # PEP 517 does not support --build-options
        logger.error('Cannot build wheel for %s using PEP 517 when '
                     '--build-option is present', name)
        return None
    try:
        logger.debug('Destination directory: %s', tempd)

        runner = runner_with_spinner_message(
            'Building wheel for {} (PEP 517)'.format(name)
        )
        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)

Name	Size	Permission
__pycache__	---	0755
__init__.py	0 bytes	0644
__init__.pyc	175 bytes	0644
__init__.pyo	175 bytes	0644
metadata.py	1254 bytes	0644
metadata.pyc	1402 bytes	0644
metadata.pyo	1402 bytes	0644
metadata_legacy.py	2011 bytes	0644
metadata_legacy.pyc	2292 bytes	0644
metadata_legacy.pyo	2292 bytes	0644
wheel.py	1465 bytes	0644
wheel.pyc	1589 bytes	0644
wheel.pyo	1550 bytes	0644
wheel_legacy.py	3356 bytes	0644
wheel_legacy.pyc	3251 bytes	0644
wheel_legacy.pyo	3251 bytes	0644

File Content: wheel.py

File Content: `wheel.py`