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import sys from typing import List, Optional, 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 io, os, sys, setuptools, tokenize; sys.argv[0] = {0!r}; __file__={0!r};" "f = getattr(tokenize, 'open', open)(__file__) " "if os.path.exists(__file__) " "else io.StringIO('from setuptools import setup; setup()');" "code = f.read().replace('\\r\\n', '\\n');" "f.close();" "exec(compile(code, __file__, 'exec'))" ) def make_setuptools_shim_args( setup_py_path: str, global_options: Sequence[str] = None, no_user_config: bool = False, unbuffered_output: bool = False, ) -> 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 += ["-u"] args += ["-c", _SETUPTOOLS_SHIM.format(setup_py_path)] if global_options: args += global_options if no_user_config: args += ["--no-user-cfg"] return args def make_setuptools_bdist_wheel_args( setup_py_path: str, global_options: Sequence[str], build_options: Sequence[str], destination_dir: str, ) -> List[str]: # NOTE: Eventually, we'd want to also -S to the flags here, when we're # isolating. Currently, it breaks Python in virtualenvs, because it # relies on site.py to find parts of the standard library outside the # virtualenv. args = make_setuptools_shim_args( setup_py_path, global_options=global_options, unbuffered_output=True ) args += ["bdist_wheel", "-d", destination_dir] args += build_options return args def make_setuptools_clean_args( setup_py_path: str, global_options: Sequence[str], ) -> List[str]: args = make_setuptools_shim_args( setup_py_path, global_options=global_options, unbuffered_output=True ) args += ["clean", "--all"] return args def make_setuptools_develop_args( setup_py_path: str, global_options: Sequence[str], install_options: Sequence[str], no_user_config: bool, prefix: Optional[str], home: Optional[str], use_user_site: bool, ) -> List[str]: assert not (use_user_site and prefix) args = make_setuptools_shim_args( setup_py_path, global_options=global_options, no_user_config=no_user_config, ) args += ["develop", "--no-deps"] args += install_options if prefix: args += ["--prefix", prefix] if home is not None: args += ["--install-dir", home] if use_user_site: args += ["--user", "--prefix="] return args def make_setuptools_egg_info_args( setup_py_path: str, egg_info_dir: Optional[str], no_user_config: bool, ) -> List[str]: args = make_setuptools_shim_args(setup_py_path, no_user_config=no_user_config) args += ["egg_info"] if egg_info_dir: args += ["--egg-base", egg_info_dir] return args def make_setuptools_install_args( setup_py_path: str, global_options: Sequence[str], install_options: Sequence[str], record_filename: str, root: Optional[str], prefix: Optional[str], header_dir: Optional[str], home: Optional[str], use_user_site: bool, no_user_config: bool, pycompile: bool, ) -> List[str]: assert not (use_user_site and prefix) assert not (use_user_site and root) args = make_setuptools_shim_args( setup_py_path, global_options=global_options, no_user_config=no_user_config, unbuffered_output=True, ) args += ["install", "--record", record_filename] args += ["--single-version-externally-managed"] if root is not None: args += ["--root", root] if prefix is not None: args += ["--prefix", prefix] if home is not None: args += ["--home", home] if use_user_site: args += ["--user", "--prefix="] if pycompile: args += ["--compile"] else: args += ["--no-compile"] if header_dir: args += ["--install-headers", header_dir] args += install_options return args