Current File : //lib/python2.7/site-packages/setuptools/command/install.py
import setuptools, sys, glob
from distutils.command.install import install as _install
from distutils.errors import DistutilsArgError
class install(_install):
"""Use easy_install to install the package, w/dependencies"""
user_options = _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 = _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):
_install.initialize_options(self)
self.old_and_unmanageable = None
self.single_version_externally_managed = None
self.no_compile = None # make DISTUTILS_DEBUG work right!
def finalize_options(self):
_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 _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 _install.run(self)
# Attempt to detect whether we were called from setup() or by another
# command. If we were called by setup(), our caller will be the
# 'run_command' method in 'distutils.dist', and *its* caller will be
# the 'run_commands' method. If we were called any other way, our
# immediate caller *might* be 'run_command', but it won't have been
# called by 'run_commands'. This is slightly kludgy, but seems to
# work.
#
caller = sys._getframe(2)
caller_module = caller.f_globals.get('__name__','')
caller_name = caller.f_code.co_name
if caller_module != 'distutils.dist' or caller_name!='run_commands':
# We weren't called from the command line or setup(), so we
# should run in backward-compatibility mode to support bdist_*
# commands.
_install.run(self)
else:
self.do_egg_install()
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 _install.sub_commands if cmd[0] not in install._nc
] + install.new_commands
#
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