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Issue #18873: The tokenize module, IDLE, 2to3, and the findnocoding.py script

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now detect Python source code encoding only in comment lines.
This commit is contained in:
Serhiy Storchaka 2013-09-16 23:51:56 +03:00
parent 975fce3788
commit dafea85190
9 changed files with 44 additions and 22 deletions
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7
Lib/test/test_tokenize.py
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@ -946,6 +946,13 @@ class TestDetectEncoding(TestCase):
readline = self.get_readline((b'# coding: bad\n',))
self.assertRaises(SyntaxError, detect_encoding, readline)
def test_false_encoding(self):
# Issue 18873: "Encoding" detected in non-comment lines
readline = self.get_readline((b'print("#coding=fake")',))
encoding, consumed_lines = detect_encoding(readline)
self.assertEqual(encoding, 'utf-8')
self.assertEqual(consumed_lines, [b'print("#coding=fake")'])
def test_open(self):
filename = support.TESTFN + '.py'
self.addCleanup(support.unlink, filename)