1 from setuptools import Command
2 from setuptools.archive_util import unpack_archive
3 from distutils import log, dir_util
4 import os, shutil, pkg_resources
6 class install_egg_info(Command):
7 """Install an .egg-info directory for the package"""
9 description = "Install an .egg-info directory for the package"
12 ('install-dir=', 'd', "directory to install to"),
15 def initialize_options(self):
16 self.install_dir = None
18 def finalize_options(self):
19 self.set_undefined_options('install_lib',('install_dir','install_dir'))
20 ei_cmd = self.get_finalized_command("egg_info")
21 basename = pkg_resources.Distribution(
22 None, None, ei_cmd.egg_name, ei_cmd.egg_version
23 ).egg_name()+'.egg-info'
24 self.source = ei_cmd.egg_info
25 self.target = os.path.join(self.install_dir, basename)
26 self.outputs = [self.target]
29 self.run_command('egg_info')
31 if os.path.isdir(self.target) and not os.path.islink(self.target):
32 dir_util.remove_tree(self.target, dry_run=self.dry_run)
33 elif os.path.exists(self.target):
34 self.execute(os.unlink,(self.target,),"Removing "+self.target)
36 pkg_resources.ensure_directory(self.target)
37 self.execute(self.copytree, (),
38 "Copying %s to %s" % (self.source, self.target)
40 self.install_namespaces()
42 def get_outputs(self):
46 # Copy the .egg-info tree to site-packages
48 # filter out source-control directories; note that 'src' is always
49 # a '/'-separated path, regardless of platform. 'dst' is a
50 # platform-specific path.
51 for skip in '.svn/','CVS/':
52 if src.startswith(skip) or '/'+skip in src:
54 self.outputs.append(dst)
55 log.debug("Copying %s to %s", src, dst)
57 unpack_archive(self.source, self.target, skimmer)
83 def install_namespaces(self):
84 nsp = self._get_all_ns_packages()
86 filename,ext = os.path.splitext(self.target)
87 filename += '-nspkg.pth'; self.outputs.append(filename)
88 log.info("Installing %s",filename)
90 f = open(filename,'wb')
92 pth = tuple(pkg.split('.'))
96 "; m and setattr(sys.modules[%r], %r, m)\n"
97 % ('.'.join(pth[:-1]), pth[-1])
100 "import sys,new,os; "
101 "p = os.path.join(sys._getframe(1).f_locals['sitedir'], "
103 "ie = os.path.exists(os.path.join(p,'__init__.py')); "
105 "sys.modules.setdefault(%(pkg)r,new.module(%(pkg)r)); "
106 "mp = (m or []) and m.__dict__.setdefault('__path__',[]); "
107 "(p not in mp) and mp.append(p)%(trailer)s"
112 def _get_all_ns_packages(self):
114 for pkg in self.distribution.namespace_packages or []:
117 nsp['.'.join(pkg)] = 1
120 nsp.sort() # set up shorter names first