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Fix --netrc empty string parsing for Python <=3.10 (#11414)

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Ref: 15409c720b

Closes #11413
Authored by: bashonly, Grub4K

Co-authored-by: Simon Sawicki <contact@grub4k.xyz>
This commit is contained in:
bashonly 2024-10-30 13:40:07 -05:00 committed by bashonly
parent 5bc5fb2835
commit 88402b714e
4 changed files with 25 additions and 0 deletions
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12
test/test_InfoExtractor.py
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@ -53,6 +53,18 @@ def setUp(self):
def test_ie_key(self):
self.assertEqual(get_info_extractor(YoutubeIE.ie_key()), YoutubeIE)
def test_get_netrc_login_info(self):
for params in [
{'usenetrc': True, 'netrc_location': './test/testdata/netrc/netrc'},
{'netrc_cmd': f'{sys.executable} ./test/testdata/netrc/print_netrc.py'},
]:
ie = DummyIE(FakeYDL(params))
self.assertEqual(ie._get_netrc_login_info(netrc_machine='normal_use'), ('user', 'pass'))
self.assertEqual(ie._get_netrc_login_info(netrc_machine='empty_user'), ('', 'pass'))
self.assertEqual(ie._get_netrc_login_info(netrc_machine='empty_pass'), ('user', ''))
self.assertEqual(ie._get_netrc_login_info(netrc_machine='both_empty'), ('', ''))
self.assertEqual(ie._get_netrc_login_info(netrc_machine='nonexistent'), (None, None))
def test_html_search_regex(self):
html = '<p id="foo">Watch this <a href="http://www.youtube.com/watch?v=BaW_jenozKc">video</a></p>'
search = lambda re, *args: self.ie._html_search_regex(re, html, *args)

4
test/testdata/netrc/netrc vendored Normal file
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@ -0,0 +1,4 @@
machine normal_use login user password pass
machine empty_user login "" password pass
machine empty_pass login user password ""
machine both_empty login "" password ""

2
test/testdata/netrc/print_netrc.py vendored Normal file
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@ -0,0 +1,2 @@
with open('./test/testdata/netrc/netrc', encoding='utf-8') as fp:
print(fp.read())

7
yt_dlp/extractor/common.py
View File

@ -1409,6 +1409,13 @@ def _get_netrc_login_info(self, netrc_machine=None):
return None, None
self.write_debug(f'Using netrc for {netrc_machine} authentication')
# compat: <=py3.10: netrc cannot parse tokens as empty strings, will return `""` instead
# Ref: https://github.com/yt-dlp/yt-dlp/issues/11413
# https://github.com/python/cpython/commit/15409c720be0503131713e3d3abc1acd0da07378
if sys.version_info < (3, 11):
return tuple(x if x != '""' else '' for x in info[::2])
return info[0], info[2]
def _get_login_info(self, username_option='username', password_option='password', netrc_machine=None):