Apr 7, 2023 · Apr 7, 2023 · Apr 7, 2023 · Apr 7, 2023
diff --git a/Lib/ntpath.py b/Lib/ntpath.py

        # Non-strict algorithm is to find as much of the target directory
        # as we can and join the rest.
        tail =''
        tail =path[:0]
        while path:
            try:
                path = _getfinalpathname(path)
diff --git a/Lib/test/test_ntpath.py b/Lib/test/test_ntpath.py
 import ntpath
 import os
 import string
 import sys
 import unittest
 import warnings
        self.assertPathEqual(ntpath.realpath(os.fsencode(ABSTFN + "1")),
                         os.fsencode(ABSTFN))

        # gh-88013: call ntpath.realpath with binary drive name may raise a
        # TypeError. The drive should not exist to reproduce the bug.
        drives = {f"{c}:\\" for c in string.ascii_uppercase} - set(os.listdrives())
        d = drives.pop().encode()
        self.assertEqual(ntpath.realpath(d), d)

    @os_helper.skip_unless_symlink
    @unittest.skipUnless(HAVE_GETFINALPATHNAME, 'need _getfinalpathname')
    def test_realpath_strict(self):
diff --git a/Misc/NEWS.d/next/Windows/2023-03-18-21-38-00.gh-issue-88013.Z3loxC.rst b/Misc/NEWS.d/next/Windows/2023-03-18-21-38-00.gh-issue-88013.Z3loxC.rst
 Fixed a bug where :exc:`TypeError` was raised when calling
 :func:`ntpath.realpath` with a bytes parameter in some cases.
Original file line number	Diff line number	Diff line change
Expand Up		@@ -644,7 +644,7 @@ def _getfinalpathname_nonstrict(path):

		# Non-strict algorithm is to find as much of the target directory
		# as we can and join the rest.
		tail =''
		tail =path[:0]
		while path:
		try:
		path = _getfinalpathname(path)
Expand Down
Original file line number	Diff line number	Diff line change
		@@ -1,5 +1,6 @@
		import ntpath
		import os
		import string
		import sys
		import unittest
		import warnings
Expand DownExpand Up		@@ -321,6 +322,12 @@ def test_realpath_basic(self):
		self.assertPathEqual(ntpath.realpath(os.fsencode(ABSTFN + "1")),
		os.fsencode(ABSTFN))

		# gh-88013: call ntpath.realpath with binary drive name may raise a
		# TypeError. The drive should not exist to reproduce the bug.
		drives = {f"{c}:\\" for c in string.ascii_uppercase} - set(os.listdrives())
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		d = drives.pop().encode()
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		self.assertEqual(ntpath.realpath(d), d)

		@os_helper.skip_unless_symlink
		@unittest.skipUnless(HAVE_GETFINALPATHNAME, 'need _getfinalpathname')
		def test_realpath_strict(self):
Expand Down
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		Fixed a bug where :exc:`TypeError` was raised when calling
		:func:`ntpath.realpath` with a bytes parameter in some cases.