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bpo-29566: binhex.binhex now consitently writes MacOS 9 line endings. (GH-23059)

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[bpo-29566]() notes that binhex.binhex uses inconsistent line endings (both Unix and MacOS9 line endings are used). This PR changes this to use the MacOS9 line endings everywhere.
This commit is contained in:
Ronald Oussoren 2020-11-01 10:08:48 +01:00 committed by GitHub
parent d3b4e06807
commit 2165cea548
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 15 additions and 2 deletions
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4
Lib/binhex.py
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@ -117,12 +117,12 @@ def _flush(self, force):
first = 0
while first <= len(self.hqxdata) - self.linelen:
last = first + self.linelen
self.ofp.write(self.hqxdata[first:last] + b'\n')
self.ofp.write(self.hqxdata[first:last] + b'\r')
self.linelen = LINELEN
first = last
self.hqxdata = self.hqxdata[first:]
if force:
self.ofp.write(self.hqxdata + b':\n')
self.ofp.write(self.hqxdata + b':\r')
def close(self):
if self.data:

12
Lib/test/test_binhex.py
View file

@ -52,6 +52,18 @@ def test_binhex_error_on_long_filename(self):
self.assertRaises(binhex.Error, binhex.binhex, self.fname3, self.fname2)
def test_binhex_line_endings(self):
# bpo-29566: Ensure the line endings are those for macOS 9
with open(self.fname1, 'wb') as f:
f.write(self.DATA)
binhex.binhex(self.fname1, self.fname2)
with open(self.fname2, 'rb') as fp:
contents = fp.read()
self.assertNotIn(b'\n', contents)
def test_main():
support.run_unittest(BinHexTestCase)

1
Misc/NEWS.d/next/Library/2020-10-31-13-28-36.bpo-29566.6aDbty.rst Normal file
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@ -0,0 +1 @@
``binhex.binhex()`` consisently writes macOS 9 line endings.