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opt
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python35
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lib
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python3.5
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site-packages
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pip
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_internal
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operations
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build
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Filename :
wheel.py
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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)