(name . bug-guix@gnu.org)(address . bug-guix@gnu.org)
xJtiiIIYHCfVLoUNdJWOWUJMo-ecREE7lYoH-Lq5viBGDJxS5eFADf-4LViNb7NDXIUbSqaolMjqOIjbot1P45xd8lynPHJQ9avDPitOIbA=@protonmail.com
Hello,
When I click the 'fetch news' button in calibre it always fails to download the news. However, some news sites like kde news and ars technica produce a pdf with the ssl error in it, while fetching cnet will produce a conversion error box with a message "Failed: fetch news from CNET news".
$ guix package --show="calibre"
name: calibre
version: 5.21.0
outputs: out
systems: x86_64-linux
dependencies: font-liberation@2.1.5 fontconfig@2.13.1 glib@2.62.6 hunspell@1.7.0 hyphen@2.8.8 icu4c@66.1
+ libjpeg-turbo@2.0.5 libjxr@1.1 libmtp@1.1.19 libpng@1.6.37 libusb@1.0.24 openssl@1.1.1j optipng@0.7.7
+ pkg-config@0.29.2 podofo@0.9.7 poppler@0.86.1 python-apsw@3.31.1-r1 python-beautifulsoup4@4.9.3
+ python-cchardet@2.1.7 python-css-parser@1.0.6 python-cssselect@1.1.0 python-dateutil@2.8.1 python-dbus@1.2.16
+ python-dnspython@1.16.0 python-dukpy@0.3 python-feedparser@6.0.2 python-flake8@3.9.1 python-html2text@2020.1.16
+ python-html5-parser@0.4.9 python-html5lib@1.1 python-lxml@4.4.2 python-markdown@3.3.4 python-mechanize@0.4.5
+ python-msgpack@1.0.0 python-netifaces@0.10.9 python-odfpy@1.4.1 python-pillow@8.1.1 python-psutil@5.8.0
+ python-py7zr@0.14.1 python-pychm@0.8.6 python-pycryptodome@3.11.0 python-pygments@2.7.3 python-pyqt-builder@1.9.0
+ python-pyqt@5.15.2 python-pyqtwebengine@5.15.2 python-regex@2020.6.8 python-zeroconf@0.28.8 qtbase@5.15.2
+ qtwebengine@5.15.2 speech-dispatcher@0.10.2 sqlite@3.31.1 xdg-utils@1.1.3
location: ]8;;file://fedora/gnu/store/47ld3sc7bzkbs24604k3vw5w1ww0ypny-guix-module-union/share/guile/site/3.0/gnu/packages/ebook.scm\gnu/packages/ebook.scm:121:2]8;;\
homepage: https://calibre-ebook.com/
license: GPL 3+, GPL 2+, LGPL 2.1+, LGPL 2.1, Modified BSD, Expat, Zope Public License 2.1, ASL 2.0, Public Domain, SIL OFL 1.1, CC-BY-SA 3.0
synopsis: E-book library management software
description: Calibre is an e-book library manager. It can view, convert and catalog e-books in most of the major
+ e-book formats. It can also talk to many e-book reader devices. It can go out to the Internet and fetch
+ metadata for books. It can download newspapers and convert them into e-books for convenient reading.
$ guix describe
Generation 49 Dec 01 2021 19:25:50 (current)
guix 7a17123
repository URL: https://git.savannah.gnu.org/git/guix.git
branch: master
commit: 7a171235afb481ed6a9b8ef34a819d2385d39cad
$ calibre
Fetch news from CNET News
Conversion options changed from defaults:
verbose: 2
output_profile: 'generic_eink'
Resolved conversion options
calibre version: 5.21.0
{'asciiize': False,
'author_sort': None,
'authors': None,
'base_font_size': 0,
'book_producer': None,
'change_justification': 'original',
'chapter': None,
'chapter_mark': 'pagebreak',
'comments': None,
'cover': None,
'debug_pipeline': None,
'dehyphenate': True,
'delete_blank_paragraphs': True,
'disable_font_rescaling': False,
'dont_download_recipe': False,
'dont_split_on_page_breaks': True,
'duplicate_links_in_toc': False,
'embed_all_fonts': False,
'embed_font_family': None,
'enable_heuristics': False,
'epub_flatten': False,
'epub_inline_toc': False,
'epub_toc_at_end': False,
'epub_version': '2',
'expand_css': False,
'extra_css': None,
'extract_to': None,
'filter_css': None,
'fix_indents': True,
'flow_size': 260,
'font_size_mapping': None,
'format_scene_breaks': True,
'html_unwrap_factor': 0.4,
'input_encoding': None,
'input_profile': <calibre.customize.profiles.InputProfile object at 0x7fab3caf7250>,
'insert_blank_line': False,
'insert_blank_line_size': 0.5,
'insert_metadata': False,
'isbn': None,
'italicize_common_cases': True,
'keep_ligatures': False,
'language': None,
'level1_toc': None,
'level2_toc': None,
'level3_toc': None,
'line_height': 0,
'linearize_tables': False,
'lrf': False,
'margin_bottom': 5.0,
'margin_left': 5.0,
'margin_right': 5.0,
'margin_top': 5.0,
'markup_chapter_headings': True,
'max_toc_links': 50,
'minimum_line_height': 120.0,
'no_chapters_in_toc': False,
'no_default_epub_cover': False,
'no_inline_navbars': False,
'no_svg_cover': False,
'output_profile': <calibre.customize.profiles.GenericEink object at 0x7fab3caf7550>,
'page_breaks_before': None,
'prefer_metadata_cover': False,
'preserve_cover_aspect_ratio': False,
'pretty_print': True,
'pubdate': None,
'publisher': None,
'rating': None,
'read_metadata_from_opf': None,
'remove_fake_margins': True,
'remove_first_image': False,
'remove_paragraph_spacing': False,
'remove_paragraph_spacing_indent_size': 1.5,
'renumber_headings': True,
'replace_scene_breaks': '',
'search_replace': None,
'series': None,
'series_index': None,
'smarten_punctuation': False,
'sr1_replace': '',
'sr1_search': '',
'sr2_replace': '',
'sr2_search': '',
'sr3_replace': '',
'sr3_search': '',
'start_reading_at': None,
'subset_embedded_fonts': False,
'tags': None,
'test': False,
'timestamp': None,
'title': None,
'title_sort': None,
'toc_filter': None,
'toc_threshold': 6,
'toc_title': None,
'transform_css_rules': None,
'unsmarten_punctuation': False,
'unwrap_lines': True,
'use_auto_toc': False,
'verbose': 2}
InputFormatPlugin: Recipe Input running
Downloading recipe urn: builtin:cnetnews
Trying to get latest version of recipe: cnetnews
Using user agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.87 Safari/537.36
Failed feed: CNET News
Traceback (most recent call last):
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 1229, in do_open
h.request(str(req.get_method()), str(req.get_selector()), req.data,
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1245, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1291, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1240, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1008, in _send_output
self.send(msg)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 948, in send
self.connect()
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1414, in connect
self.sock = self._context.wrap_socket(self.sock,
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 500, in wrap_socket
return self.sslsocket_class._create(
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 1040, in _create
self.do_handshake()
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 1309, in do_handshake
self._sslobj.do_handshake()
ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1108)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/gnu/store/5w7fk5f3idczvnqjplc1q92vclhjza0g-calibre-5.21.0/lib/calibre/calibre/web/feeds/news.py", line 1683, in parse_feeds
with closing(br.open_novisit(url, timeout=self.timeout)) as f:
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 241, in open_novisit
return self._mech_open(
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 287, in _mech_open
response = UserAgentBase.open(self, request, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 204, in open
response = meth(req, response)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 535, in http_response
response = self.parent.error(
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 222, in error
result = self._call_chain(*args)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 414, in _call_chain
result = func(*args)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 655, in http_error_302
return self.parent.open(new)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 257, in open
return self._mech_open(url_or_request, data, timeout=timeout)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 287, in _mech_open
response = UserAgentBase.open(self, request, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 193, in open
response = urlopen(self, req, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 425, in _open
result = self._call_chain(self.handle_open, protocol, protocol +
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 414, in _call_chain
result = func(*args)
File "/gnu/store/5w7fk5f3idczvnqjplc1q92vclhjza0g-calibre-5.21.0/lib/calibre/calibre/utils/browser.py", line 29, in https_open
return self.do_open(conn_factory, req)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 1233, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1108)>
Failed feed: CNET Reviews
Traceback (most recent call last):
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 1229, in do_open
h.request(str(req.get_method()), str(req.get_selector()), req.data,
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1245, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1291, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1240, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1008, in _send_output
self.send(msg)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 948, in send
self.connect()
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1414, in connect
self.sock = self._context.wrap_socket(self.sock,
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 500, in wrap_socket
return self.sslsocket_class._create(
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 1040, in _create
self.do_handshake()
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 1309, in do_handshake
self._sslobj.do_handshake()
ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1108)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/gnu/store/5w7fk5f3idczvnqjplc1q92vclhjza0g-calibre-5.21.0/lib/calibre/calibre/web/feeds/news.py", line 1683, in parse_feeds
with closing(br.open_novisit(url, timeout=self.timeout)) as f:
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 241, in open_novisit
return self._mech_open(
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 287, in _mech_open
response = UserAgentBase.open(self, request, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 204, in open
response = meth(req, response)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 535, in http_response
response = self.parent.error(
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 222, in error
result = self._call_chain(*args)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 414, in _call_chain
result = func(*args)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 655, in http_error_302
return self.parent.open(new)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 257, in open
return self._mech_open(url_or_request, data, timeout=timeout)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 287, in _mech_open
response = UserAgentBase.open(self, request, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 193, in open
response = urlopen(self, req, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 425, in _open
result = self._call_chain(self.handle_open, protocol, protocol +
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 414, in _call_chain
result = func(*args)
File "/gnu/store/5w7fk5f3idczvnqjplc1q92vclhjza0g-calibre-5.21.0/lib/calibre/calibre/utils/browser.py", line 29, in https_open
return self.do_open(conn_factory, req)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 1233, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1108)>
Failed feed: CNET How To
Traceback (most recent call last):
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 1229, in do_open
h.request(str(req.get_method()), str(req.get_selector()), req.data,
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1245, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1291, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1240, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1008, in _send_output
self.send(msg)
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 948, in send
self.connect()
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/http/client.py", line 1414, in connect
self.sock = self._context.wrap_socket(self.sock,
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 500, in wrap_socket
return self.sslsocket_class._create(
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 1040, in _create
self.do_handshake()
File "/gnu/store/sd2ic7bpv8fx3imy1j8xcjclx71sv6q0-python-3.8.2/lib/python3.8/ssl.py", line 1309, in do_handshake
self._sslobj.do_handshake()
ssl.SSLCertVerificationError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1108)
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/gnu/store/5w7fk5f3idczvnqjplc1q92vclhjza0g-calibre-5.21.0/lib/calibre/calibre/web/feeds/news.py", line 1683, in parse_feeds
with closing(br.open_novisit(url, timeout=self.timeout)) as f:
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 241, in open_novisit
return self._mech_open(
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 287, in _mech_open
response = UserAgentBase.open(self, request, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 204, in open
response = meth(req, response)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 535, in http_response
response = self.parent.error(
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 222, in error
result = self._call_chain(*args)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 414, in _call_chain
result = func(*args)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 655, in http_error_302
return self.parent.open(new)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 257, in open
return self._mech_open(url_or_request, data, timeout=timeout)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_mechanize.py", line 287, in _mech_open
response = UserAgentBase.open(self, request, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_opener.py", line 193, in open
response = urlopen(self, req, data)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 425, in _open
result = self._call_chain(self.handle_open, protocol, protocol +
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 414, in _call_chain
result = func(*args)
File "/gnu/store/5w7fk5f3idczvnqjplc1q92vclhjza0g-calibre-5.21.0/lib/calibre/calibre/utils/browser.py", line 29, in https_open
return self.do_open(conn_factory, req)
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mechanize/_urllib2_fork.py", line 1233, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1108)>
Failed feed: CNET iPhone Update
Traceback (most recent call last):
File "/gnu/store/8jz60fbr93nbkdicgw2l3ijd38g9pf39-python-mechanize-0.4.5/lib/python3.8/site-packages/mech
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