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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()
-
- @staticmethod
- 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
- )
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