\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// File Manager

File Manager

Path: /lib/python3.6/site-packages/setuptools/

Viewing File: namespaces.py

import os
from distutils import log
import itertools

from setuptools.extern.six.moves import map


flatten = itertools.chain.from_iterable


class Installer:

    nspkg_ext = '-nspkg.pth'

    def install_namespaces(self):
        nsp = self._get_all_ns_packages()
        if not nsp:
            return
        filename, ext = os.path.splitext(self._get_target())
        filename += self.nspkg_ext
        self.outputs.append(filename)
        log.info("Installing %s", filename)
        lines = map(self._gen_nspkg_line, nsp)

        if self.dry_run:
            # always generate the lines, even in dry run
            list(lines)
            return

        with open(filename, 'wt') as f:
            f.writelines(lines)

    def uninstall_namespaces(self):
        filename, ext = os.path.splitext(self._get_target())
        filename += self.nspkg_ext
        if not os.path.exists(filename):
            return
        log.info("Removing %s", filename)
        os.remove(filename)

    def _get_target(self):
        return self.target

    _nspkg_tmpl = (
        "import sys, types, os",
        "has_mfs = sys.version_info > (3, 5)",
        "p = os.path.join(%(root)s, *%(pth)r)",
        "importlib = has_mfs and __import__('importlib.util')",
        "has_mfs and __import__('importlib.machinery')",
        "m = has_mfs and "
            "sys.modules.setdefault(%(pkg)r, "
                "importlib.util.module_from_spec("
                    "importlib.machinery.PathFinder.find_spec(%(pkg)r, "
                        "[os.path.dirname(p)])))",
        "m = m or "
            "sys.modules.setdefault(%(pkg)r, types.ModuleType(%(pkg)r))",
        "mp = (m or []) and m.__dict__.setdefault('__path__',[])",
        "(p not in mp) and mp.append(p)",
    )
    "lines for the namespace installer"

    _nspkg_tmpl_multi = (
        'm and setattr(sys.modules[%(parent)r], %(child)r, m)',
    )
    "additional line(s) when a parent package is indicated"

    def _get_root(self):
        return "sys._getframe(1).f_locals['sitedir']"

    def _gen_nspkg_line(self, pkg):
        # ensure pkg is not a unicode string under Python 2.7
        pkg = str(pkg)
        pth = tuple(pkg.split('.'))
        root = self._get_root()
        tmpl_lines = self._nspkg_tmpl
        parent, sep, child = pkg.rpartition('.')
        if parent:
            tmpl_lines += self._nspkg_tmpl_multi
        return ';'.join(tmpl_lines) % locals() + '\n'

    def _get_all_ns_packages(self):
        """Return sorted list of all package namespaces"""
        pkgs = self.distribution.namespace_packages or []
        return sorted(flatten(map(self._pkg_names, pkgs)))

    @staticmethod
    def _pkg_names(pkg):
        """
        Given a namespace package, yield the components of that
        package.

        >>> names = Installer._pkg_names('a.b.c')
        >>> set(names) == set(['a', 'a.b', 'a.b.c'])
        True
        """
        parts = pkg.split('.')
        while parts:
            yield '.'.join(parts)
            parts.pop()


class DevelopInstaller(Installer):
    def _get_root(self):
        return repr(str(self.egg_path))

    def _get_target(self):
        return self.egg_link