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| from distutils.errors import DistutilsArgError | |
| import inspect | |
| import glob | |
| import warnings | |
| import platform | |
| import distutils.command.install as orig | |
| import setuptools | |
| # Prior to numpy 1.9, NumPy relies on the '_install' name, so provide it for | |
| # now. See https://github.com/pypa/setuptools/issues/199/ | |
| _install = orig.install | |
| class install(orig.install): | |
| """Use easy_install to install the package, w/dependencies""" | |
| user_options = orig.install.user_options + [ | |
| ('old-and-unmanageable', None, "Try not to use this!"), | |
| ('single-version-externally-managed', None, | |
| "used by system package builders to create 'flat' eggs"), | |
| ] | |
| boolean_options = orig.install.boolean_options + [ | |
| 'old-and-unmanageable', 'single-version-externally-managed', | |
| ] | |
| new_commands = [ | |
| ('install_egg_info', lambda self: True), | |
| ('install_scripts', lambda self: True), | |
| ] | |
| _nc = dict(new_commands) | |
| def initialize_options(self): | |
| orig.install.initialize_options(self) | |
| self.old_and_unmanageable = None | |
| self.single_version_externally_managed = None | |
| def finalize_options(self): | |
| orig.install.finalize_options(self) | |
| if self.root: | |
| self.single_version_externally_managed = True | |
| elif self.single_version_externally_managed: | |
| if not self.root and not self.record: | |
| raise DistutilsArgError( | |
| "You must specify --record or --root when building system" | |
| " packages" | |
| ) | |
| def handle_extra_path(self): | |
| if self.root or self.single_version_externally_managed: | |
| # explicit backward-compatibility mode, allow extra_path to work | |
| return orig.install.handle_extra_path(self) | |
| # Ignore extra_path when installing an egg (or being run by another | |
| # command without --root or --single-version-externally-managed | |
| self.path_file = None | |
| self.extra_dirs = '' | |
| def run(self): | |
| # Explicit request for old-style install? Just do it | |
| if self.old_and_unmanageable or self.single_version_externally_managed: | |
| return orig.install.run(self) | |
| if not self._called_from_setup(inspect.currentframe()): | |
| # Run in backward-compatibility mode to support bdist_* commands. | |
| orig.install.run(self) | |
| else: | |
| self.do_egg_install() | |
| def _called_from_setup(run_frame): | |
| """ | |
| Attempt to detect whether run() was called from setup() or by another | |
| command. If called by setup(), the parent caller will be the | |
| 'run_command' method in 'distutils.dist', and *its* caller will be | |
| the 'run_commands' method. If called any other way, the | |
| immediate caller *might* be 'run_command', but it won't have been | |
| called by 'run_commands'. Return True in that case or if a call stack | |
| is unavailable. Return False otherwise. | |
| """ | |
| if run_frame is None: | |
| msg = "Call stack not available. bdist_* commands may fail." | |
| warnings.warn(msg) | |
| if platform.python_implementation() == 'IronPython': | |
| msg = "For best results, pass -X:Frames to enable call stack." | |
| warnings.warn(msg) | |
| return True | |
| res = inspect.getouterframes(run_frame)[2] | |
| caller, = res[:1] | |
| info = inspect.getframeinfo(caller) | |
| caller_module = caller.f_globals.get('__name__', '') | |
| return ( | |
| caller_module == 'distutils.dist' | |
| and info.function == 'run_commands' | |
| ) | |
| def do_egg_install(self): | |
| easy_install = self.distribution.get_command_class('easy_install') | |
| cmd = easy_install( | |
| self.distribution, args="x", root=self.root, record=self.record, | |
| ) | |
| cmd.ensure_finalized() # finalize before bdist_egg munges install cmd | |
| cmd.always_copy_from = '.' # make sure local-dir eggs get installed | |
| # pick up setup-dir .egg files only: no .egg-info | |
| cmd.package_index.scan(glob.glob('*.egg')) | |
| self.run_command('bdist_egg') | |
| args = [self.distribution.get_command_obj('bdist_egg').egg_output] | |
| if setuptools.bootstrap_install_from: | |
| # Bootstrap self-installation of setuptools | |
| args.insert(0, setuptools.bootstrap_install_from) | |
| cmd.args = args | |
| cmd.run(show_deprecation=False) | |
| setuptools.bootstrap_install_from = None | |
| # XXX Python 3.1 doesn't see _nc if this is inside the class | |
| install.sub_commands = ( | |
| [cmd for cmd in orig.install.sub_commands if cmd[0] not in install._nc] + | |
| install.new_commands | |
| ) | |