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bpo-45132 Remove deprecated __getitem__ methods (GH-28225)

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Remove deprecated __getitem__ methods of xml.dom.pulldom.DOMEventStream,
wsgiref.util.FileWrapper and fileinput.FileInput, deprecated since Python 3.9.
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Hugo van Kemenade 2021-09-08 13:07:40 +03:00 • committed by GitHub
parent cb15afcccf
commit d003a5bd25
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11 changed files with 34 additions and 139 deletions
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39
Lib/test/test_fileinput.py
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@ -29,7 +29,6 @@ from test.support import verbose
from test.support.os_helper import TESTFN
from test.support.os_helper import unlink as safe_unlink
from test.support import os_helper
from test.support import warnings_helper
from test import support
from unittest import mock
@ -357,44 +356,6 @@ class FileInputTests(BaseTests, unittest.TestCase):
with FileInput(files=[], encoding="utf-8") as fi:
self.assertEqual(fi._files, ('-',))
@warnings_helper.ignore_warnings(category=DeprecationWarning)
def test__getitem__(self):
"""Tests invoking FileInput.__getitem__() with the current
line number"""
t = self.writeTmp("line1\nline2\n")
with FileInput(files=[t], encoding="utf-8") as fi:
retval1 = fi[0]
self.assertEqual(retval1, "line1\n")
retval2 = fi[1]
self.assertEqual(retval2, "line2\n")
def test__getitem___deprecation(self):
t = self.writeTmp("line1\nline2\n")
with self.assertWarnsRegex(DeprecationWarning,
r'Use iterator protocol instead'):
with FileInput(files=[t]) as fi:
self.assertEqual(fi[0], "line1\n")
@warnings_helper.ignore_warnings(category=DeprecationWarning)
def test__getitem__invalid_key(self):
"""Tests invoking FileInput.__getitem__() with an index unequal to
the line number"""
t = self.writeTmp("line1\nline2\n")
with FileInput(files=[t], encoding="utf-8") as fi:
with self.assertRaises(RuntimeError) as cm:
fi[1]
self.assertEqual(cm.exception.args, ("accessing lines out of order",))
@warnings_helper.ignore_warnings(category=DeprecationWarning)
def test__getitem__eof(self):
"""Tests invoking FileInput.__getitem__() with the line number but at
end-of-input"""
t = self.writeTmp('')
with FileInput(files=[t], encoding="utf-8") as fi:
with self.assertRaises(IndexError) as cm:
fi[0]
self.assertEqual(cm.exception.args, ("end of input reached",))
def test_nextfile_oserror_deleting_backup(self):
"""Tests invoking FileInput.nextfile() when the attempt to delete
the backup file would raise OSError. This error is expected to be