name : setuptools_build.py import sys from pip._internal.utils.typing import MYPY_CHECK_RUNNING if MYPY_CHECK_RUNNING: from typing import List, Sequence # Shim to wrap setup.py invocation with setuptools # # We set sys.argv[0] to the path to the underlying setup.py file so # setuptools / distutils don't take the path to the setup.py to be "-c" when # invoking via the shim. This avoids e.g. the following manifest_maker # warning: "warning: manifest_maker: standard file '-c' not found". _SETUPTOOLS_SHIM = ( "import sys, setuptools, tokenize; sys.argv[0] = {0!r}; __file__={0!r};" "f=getattr(tokenize, 'open', open)(__file__);" "code=f.read().replace('\\r\\n', '\\n');" "f.close();" "exec(compile(code, __file__, 'exec'))" ) def make_setuptools_shim_args( setup_py_path, # type: str global_options=None, # type: Sequence[str] no_user_config=False, # type: bool unbuffered_output=False # type: bool ): # type: (...) -> List[str] """ Get setuptools command arguments with shim wrapped setup file invocation. :param setup_py_path: The path to setup.py to be wrapped. :param global_options: Additional global options. :param no_user_config: If True, disables personal user configuration. :param unbuffered_output: If True, adds the unbuffered switch to the argument list. """ args = [sys.executable] if unbuffered_output: args.append('-u') args.extend(['-c', _SETUPTOOLS_SHIM.format(setup_py_path)]) if global_options: args.extend(global_options) if no_user_config: args.append('--no-user-cfg') return args