JezK
Edit File: setuptools_build.py
import sys import textwrap from typing import List, Optional, Sequence # Shim to wrap setup.py invocation with setuptools # Note that __file__ is handled via two {!r} *and* %r, to ensure that paths on # Windows are correctly handled (it should be "C:\\Users" not "C:\Users"). _SETUPTOOLS_SHIM = textwrap.dedent( """ exec(compile(''' # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py # # - It imports setuptools before invoking setup.py, to enable projects that directly # import from `distutils.core` to work with newer packaging standards. # - It provides a clear error message when setuptools is not installed. # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so # setuptools doesn't think the script is `-c`. This avoids the following warning: # manifest_maker: standard file '-c' not found". # - It generates a shim setup.py, for handling setup.cfg-only projects. import os, sys, tokenize try: import setuptools except ImportError as error: print( "ERROR: Can not execute `setup.py` since setuptools is not available in " "the build environment.", file=sys.stderr, ) sys.exit(1) __file__ = %r sys.argv[0] = __file__ if os.path.exists(__file__): filename = __file__ with tokenize.open(__file__) as f: setup_py_code = f.read() else: filename = "<auto-generated setuptools caller>" setup_py_code = "from setuptools import setup; setup()" exec(compile(setup_py_code, filename, "exec")) ''' % ({!r},), "<pip-setuptools-caller>", "exec")) """ ).rstrip() def make_setuptools_shim_args( setup_py_path: str, global_options: Optional[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