golden hour

/opt/alt/python37/lib64/python3.7/idlelib

File/Folder	Size	Actions
CREDITS.txt	1.82 KB
ChangeLog	55.04 KB
HISTORY.txt	10.07 KB
Icons	-
NEWS.txt	47.65 KB
NEWS2x.txt	26.54 KB
README.txt	9.37 KB
TODO.txt	8.28 KB
__init__.py	396 B
__main__.py	159 B
__pycache__	-
autocomplete.py	8.74 KB
autocomplete_w.py	19.64 KB
autoexpand.py	3.14 KB
browser.py	8.12 KB
calltip.py	6.17 KB
calltip_w.py	6.99 KB
codecontext.py	11.06 KB
colorizer.py	12.69 KB
config-extensions.def	2.21 KB
config-highlight.def	2.8 KB
config-keys.def	10.65 KB
config-main.def	3.09 KB
config.py	37.28 KB
config_key.py	14.13 KB
configdialog.py	102.07 KB
debugger.py	18.66 KB
debugger_r.py	11.86 KB
debugobj.py	3.96 KB
debugobj_r.py	1.06 KB
delegator.py	1.02 KB
dynoption.py	1.97 KB
editor.py	64.08 KB
extend.txt	3.56 KB
filelist.py	3.8 KB
format.py	15.41 KB
grep.py	7.3 KB
help.html	60.76 KB
help.py	11.46 KB
help_about.py	8.77 KB
history.py	3.95 KB
hyperparser.py	12.58 KB
idle.py	454 B
idle.pyw	570 B
idle_test	-
iomenu.py	20.15 KB
macosx.py	9.44 KB
mainmenu.py	3.83 KB
multicall.py	18.21 KB
outwin.py	5.65 KB
parenmatch.py	7.04 KB
pathbrowser.py	3.12 KB
percolator.py	3.06 KB
pyparse.py	19.48 KB
pyshell.py	55.91 KB
query.py	14.55 KB
redirector.py	6.71 KB
replace.py	9.66 KB
rpc.py	20.64 KB
run.py	19.82 KB
runscript.py	8.58 KB
scrolledlist.py	4.36 KB
search.py	5.44 KB
searchbase.py	7.36 KB
searchengine.py	7.3 KB
sidebar.py	13.27 KB
squeezer.py	12.54 KB
stackviewer.py	4.35 KB
statusbar.py	1.41 KB
textview.py	6.65 KB
tooltip.py	6.41 KB
tree.py	15.97 KB
undo.py	10.79 KB
window.py	2.55 KB
zoomheight.py	4.1 KB
zzdummy.py	961 B

Edit: 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)