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File Content: `pathbrowser.py`

import importlib.machinery
import os
import sys

from idlelib.browser import ModuleBrowser, ModuleBrowserTreeItem
from idlelib.tree import TreeItem


class PathBrowser(ModuleBrowser):

    def __init__(self, master, *, _htest=False, _utest=False):
        """
        _htest - bool, change box location when running htest
        """
        self.master = master
        self._htest = _htest
        self._utest = _utest
        self.init()

    def settitle(self):
        "Set window titles."
        self.top.wm_title("Path Browser")
        self.top.wm_iconname("Path Browser")

    def rootnode(self):
        return PathBrowserTreeItem()


class PathBrowserTreeItem(TreeItem):

    def GetText(self):
        return "sys.path"

    def GetSubList(self):
        sublist = []
        for dir in sys.path:
            item = DirBrowserTreeItem(dir)
            sublist.append(item)
        return sublist


class DirBrowserTreeItem(TreeItem):

    def __init__(self, dir, packages=[]):
        self.dir = dir
        self.packages = packages

    def GetText(self):
        if not self.packages:
            return self.dir
        else:
            return self.packages[-1] + ": package"

    def GetSubList(self):
        try:
            names = os.listdir(self.dir or os.curdir)
        except OSError:
            return []
        packages = []
        for name in names:
            file = os.path.join(self.dir, name)
            if self.ispackagedir(file):
                nn = os.path.normcase(name)
                packages.append((nn, name, file))
        packages.sort()
        sublist = []
        for nn, name, file in packages:
            item = DirBrowserTreeItem(file, self.packages + [name])
            sublist.append(item)
        for nn, name in self.listmodules(names):
            item = ModuleBrowserTreeItem(os.path.join(self.dir, name))
            sublist.append(item)
        return sublist

    def ispackagedir(self, file):
        " Return true for directories that are packages."
        if not os.path.isdir(file):
            return False
        init = os.path.join(file, "__init__.py")
        return os.path.exists(init)

    def listmodules(self, allnames):
        modules = {}
        suffixes = importlib.machinery.EXTENSION_SUFFIXES[:]
        suffixes += importlib.machinery.SOURCE_SUFFIXES
        suffixes += importlib.machinery.BYTECODE_SUFFIXES
        sorted = []
        for suff in suffixes:
            i = -len(suff)
            for name in allnames[:]:
                normed_name = os.path.normcase(name)
                if normed_name[i:] == suff:
                    mod_name = name[:i]
                    if mod_name not in modules:
                        modules[mod_name] = None
                        sorted.append((normed_name, name))
                        allnames.remove(name)
        sorted.sort()
        return sorted


def _path_browser(parent):  # htest #
    PathBrowser(parent, _htest=True)
    parent.mainloop()

if __name__ == "__main__":
    from unittest import main
    main('idlelib.idle_test.test_pathbrowser', verbosity=2, exit=False)

    from idlelib.idle_test.htest import run
    run(_path_browser)

Name	Size	Permission
Icons	---	0755
__pycache__	---	0755
idle_test	---	0755
CREDITS.txt	1866 bytes	0644
ChangeLog	56360 bytes	0644
HISTORY.txt	10312 bytes	0644
NEWS.txt	48791 bytes	0644
NEWS2x.txt	27172 bytes	0644
README.txt	9599 bytes	0644
TODO.txt	8478 bytes	0644
__init__.py	396 bytes	0644
__main__.py	159 bytes	0644
autocomplete.py	8954 bytes	0644
autocomplete_w.py	20109 bytes	0644
autoexpand.py	3216 bytes	0644
browser.py	8314 bytes	0644
calltip.py	6318 bytes	0644
calltip_w.py	7158 bytes	0644
codecontext.py	11326 bytes	0644
colorizer.py	12992 bytes	0644
config-extensions.def	2266 bytes	0644
config-highlight.def	2864 bytes	0644
config-keys.def	10910 bytes	0644
config-main.def	3168 bytes	0644
config.py	38173 bytes	0644
config_key.py	14465 bytes	0644
configdialog.py	104524 bytes	0644
debugger.py	19104 bytes	0644
debugger_r.py	12140 bytes	0644
debugobj.py	4055 bytes	0644
debugobj_r.py	1082 bytes	0644
delegator.py	1043 bytes	0644
dynoption.py	2017 bytes	0644
editor.py	65614 bytes	0644
extend.txt	3642 bytes	0644
filelist.py	3896 bytes	0644
format.py	15777 bytes	0644
grep.py	7479 bytes	0644
help.html	62214 bytes	0644
help.py	11734 bytes	0644
help_about.py	8981 bytes	0644
history.py	4043 bytes	0644
hyperparser.py	12883 bytes	0644
idle.py	454 bytes	0644
idle.pyw	570 bytes	0644
iomenu.py	20632 bytes	0644
macosx.py	9662 bytes	0644
mainmenu.py	3918 bytes	0644
multicall.py	18648 bytes	0644
outwin.py	5788 bytes	0644
parenmatch.py	7204 bytes	0644
pathbrowser.py	3193 bytes	0644
percolator.py	3130 bytes	0644
pyparse.py	19947 bytes	0644
pyshell.py	57247 bytes	0755
query.py	14898 bytes	0644
redirector.py	6875 bytes	0644
replace.py	9889 bytes	0644
rpc.py	21137 bytes	0644
run.py	20293 bytes	0644
runscript.py	8781 bytes	0644
scrolledlist.py	4465 bytes	0644
search.py	5566 bytes	0644
searchbase.py	7537 bytes	0644
searchengine.py	7472 bytes	0644
sidebar.py	13585 bytes	0644
squeezer.py	12840 bytes	0644
stackviewer.py	4454 bytes	0644
statusbar.py	1441 bytes	0644
textview.py	6813 bytes	0644
tooltip.py	6565 bytes	0644
tree.py	16357 bytes	0644
undo.py	11046 bytes	0644
window.py	2616 bytes	0644
zoomheight.py	4203 bytes	0644
zzdummy.py	961 bytes	0644

File Content: pathbrowser.py

File Content: `pathbrowser.py`