from __future__ import annotations
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import logging
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import os
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from pip._vendor.pyproject_hooks import BuildBackendHookCaller, HookMissing
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from pip._internal.utils.subprocess import runner_with_spinner_message
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logger = logging.getLogger(__name__)
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def build_wheel_editable(
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name: str,
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backend: BuildBackendHookCaller,
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metadata_directory: str,
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tempd: str,
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) -> str | None:
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"""Build one InstallRequirement using the PEP 660 build process.
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Returns path to wheel if successfully built. Otherwise, returns None.
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"""
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assert metadata_directory is not None
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try:
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logger.debug("Destination directory: %s", tempd)
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runner = runner_with_spinner_message(
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f"Building editable for {name} (pyproject.toml)"
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)
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with backend.subprocess_runner(runner):
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try:
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wheel_name = backend.build_editable(
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tempd,
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metadata_directory=metadata_directory,
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)
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except HookMissing as e:
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logger.error(
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"Cannot build editable %s because the build "
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"backend does not have the %s hook",
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name,
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e,
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)
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return None
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except Exception:
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logger.error("Failed building editable for %s", name)
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return None
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return os.path.join(tempd, wheel_name)
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