Skip to content
Permalink
Branch: master
Find file Copy path
Find file Copy path
Fetching contributors…
Cannot retrieve contributors at this time
126 lines (104 sloc) 4.57 KB
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()
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
)
You can’t perform that action at this time.