| Current File : //opt/alt/python33/lib/python3.3/site-packages/setuptools/command/develop.py |
from setuptools.command.easy_install import easy_install
from distutils.util import convert_path, subst_vars
from pkg_resources import Distribution, PathMetadata, normalize_path
from distutils import log
from distutils.errors import DistutilsError, DistutilsOptionError
import os, sys, setuptools, glob
class develop(easy_install):
"""Set up package for development"""
description = "install package in 'development mode'"
user_options = easy_install.user_options + [
("uninstall", "u", "Uninstall this source package"),
("egg-path=", None, "Set the path to be used in the .egg-link file"),
]
boolean_options = easy_install.boolean_options + ['uninstall']
command_consumes_arguments = False # override base
def run(self):
if self.uninstall:
self.multi_version = True
self.uninstall_link()
else:
self.install_for_development()
self.warn_deprecated_options()
def initialize_options(self):
self.uninstall = None
self.egg_path = None
easy_install.initialize_options(self)
self.setup_path = None
self.always_copy_from = '.' # always copy eggs installed in curdir
def finalize_options(self):
ei = self.get_finalized_command("egg_info")
if ei.broken_egg_info:
raise DistutilsError(
"Please rename %r to %r before using 'develop'"
% (ei.egg_info, ei.broken_egg_info)
)
self.args = [ei.egg_name]
easy_install.finalize_options(self)
self.expand_basedirs()
self.expand_dirs()
# pick up setup-dir .egg files only: no .egg-info
self.package_index.scan(glob.glob('*.egg'))
self.egg_link = os.path.join(self.install_dir, ei.egg_name+'.egg-link')
self.egg_base = ei.egg_base
if self.egg_path is None:
self.egg_path = os.path.abspath(ei.egg_base)
target = normalize_path(self.egg_base)
if normalize_path(os.path.join(self.install_dir, self.egg_path)) != target:
raise DistutilsOptionError(
"--egg-path must be a relative path from the install"
" directory to "+target
)
# Make a distribution for the package's source
self.dist = Distribution(
target,
PathMetadata(target, os.path.abspath(ei.egg_info)),
project_name = ei.egg_name
)
p = self.egg_base.replace(os.sep,'/')
if p!= os.curdir:
p = '../' * (p.count('/')+1)
self.setup_path = p
p = normalize_path(os.path.join(self.install_dir, self.egg_path, p))
if p != normalize_path(os.curdir):
raise DistutilsOptionError(
"Can't get a consistent path to setup script from"
" installation directory", p, normalize_path(os.curdir))
def install_for_development(self):
if sys.version_info >= (3,) and getattr(self.distribution, 'use_2to3', False):
# If we run 2to3 we can not do this inplace:
# Ensure metadata is up-to-date
self.reinitialize_command('build_py', inplace=0)
self.run_command('build_py')
bpy_cmd = self.get_finalized_command("build_py")
build_path = normalize_path(bpy_cmd.build_lib)
# Build extensions
self.reinitialize_command('egg_info', egg_base=build_path)
self.run_command('egg_info')
self.reinitialize_command('build_ext', inplace=0)
self.run_command('build_ext')
# Fixup egg-link and easy-install.pth
ei_cmd = self.get_finalized_command("egg_info")
self.egg_path = build_path
self.dist.location = build_path
self.dist._provider = PathMetadata(build_path, ei_cmd.egg_info) # XXX
else:
# Without 2to3 inplace works fine:
self.run_command('egg_info')
# Build extensions in-place
self.reinitialize_command('build_ext', inplace=1)
self.run_command('build_ext')
self.install_site_py() # ensure that target dir is site-safe
if setuptools.bootstrap_install_from:
self.easy_install(setuptools.bootstrap_install_from)
setuptools.bootstrap_install_from = None
# create an .egg-link in the installation dir, pointing to our egg
log.info("Creating %s (link to %s)", self.egg_link, self.egg_base)
if not self.dry_run:
f = open(self.egg_link,"w")
f.write(self.egg_path + "\n" + self.setup_path)
f.close()
# postprocess the installed distro, fixing up .pth, installing scripts,
# and handling requirements
self.process_distribution(None, self.dist, not self.no_deps)
def uninstall_link(self):
if os.path.exists(self.egg_link):
log.info("Removing %s (link to %s)", self.egg_link, self.egg_base)
egg_link_file = open(self.egg_link)
contents = [line.rstrip() for line in egg_link_file]
egg_link_file.close()
if contents not in ([self.egg_path], [self.egg_path, self.setup_path]):
log.warn("Link points to %s: uninstall aborted", contents)
return
if not self.dry_run:
os.unlink(self.egg_link)
if not self.dry_run:
self.update_pth(self.dist) # remove any .pth link to us
if self.distribution.scripts:
# XXX should also check for entry point scripts!
log.warn("Note: you must uninstall or replace scripts manually!")
def install_egg_scripts(self, dist):
if dist is not self.dist:
# Installing a dependency, so fall back to normal behavior
return easy_install.install_egg_scripts(self,dist)
# create wrapper scripts in the script dir, pointing to dist.scripts
# new-style...
self.install_wrapper_scripts(dist)
# ...and old-style
for script_name in self.distribution.scripts or []:
script_path = os.path.abspath(convert_path(script_name))
script_name = os.path.basename(script_path)
f = open(script_path,'rU')
script_text = f.read()
f.close()
self.install_script(dist, script_name, script_text, script_path)