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[3.14] gh-95844: Move help_url code to a help module function (GH-129971) (#138484)

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gh-95844: Move help_url code to a help module function (GH-129971)

---------
(cherry picked from commit 3b4cd88563)

Co-authored-by: Stan Ulbrych <89152624+StanFromIreland@users.noreply.github.com>
Co-authored-by: Terry Jan Reedy <tjreedy@udel.edu>
This commit is contained in:
Miss Islington (bot) 2025-10-07 21:14:54 +02:00 • committed by GitHub
parent 2f14d23013
commit cd8fc3aad3
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2 changed files with 48 additions and 38 deletions
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40
Lib/idlelib/editor.py
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@ -29,6 +29,7 @@
from idlelib.tree import wheel_event
from idlelib.util import py_extensions
from idlelib import window
from idlelib.help import _get_dochome
# The default tab setting for a Text widget, in average-width characters.
TK_TABWIDTH_DEFAULT = 8
@ -76,44 +77,7 @@ def __init__(self, flist=None, filename=None, key=None, root=None):
from idlelib.runscript import ScriptBinding
if EditorWindow.help_url is None:
dochome = os.path.join(sys.base_prefix, 'Doc', 'index.html')
if sys.platform.count('linux'):
# look for html docs in a couple of standard places
pyver = 'python-docs-' + '%s.%s.%s' % sys.version_info[:3]
if os.path.isdir('/var/www/html/python/'): # "python2" rpm
dochome = '/var/www/html/python/index.html'
else:
basepath = '/usr/share/doc/' # standard location
dochome = os.path.join(basepath, pyver,
'Doc', 'index.html')
elif sys.platform[:3] == 'win':
import winreg # Windows only, block only executed once.
docfile = ''
KEY = (rf"Software\Python\PythonCore\{sys.winver}"
r"\Help\Main Python Documentation")
try:
docfile = winreg.QueryValue(winreg.HKEY_CURRENT_USER, KEY)
except FileNotFoundError:
try:
docfile = winreg.QueryValue(winreg.HKEY_LOCAL_MACHINE,
KEY)
except FileNotFoundError:
pass
if os.path.isfile(docfile):
dochome = docfile
elif sys.platform == 'darwin':
# documentation may be stored inside a python framework
dochome = os.path.join(sys.base_prefix,
'Resources/English.lproj/Documentation/index.html')
dochome = os.path.normpath(dochome)
if os.path.isfile(dochome):
EditorWindow.help_url = dochome
if sys.platform == 'darwin':
# Safari requires real file:-URLs
EditorWindow.help_url = 'file://' + EditorWindow.help_url
else:
EditorWindow.help_url = ("https://docs.python.org/%d.%d/"
% sys.version_info[:2])
EditorWindow.help_url = _get_dochome()
self.flist = flist
root = root or flist.root
self.root = root