From 1df38a85fdf70a4d19001ca862a3d7d0c05a9214 Mon Sep 17 00:00:00 2001
From: Dmitry Shachnev <mitya57@gmail.com>
Date: Sat, 27 Sep 2025 13:39:13 +0300
Subject: [PATCH 1/2] Fix KeyError: 'backrefs' with Docutils 0.22

That attribute is no longer present since this Docutils commit:
https://sourceforge.net/p/docutils/code/9684/

Fixes #206.
---
 sphinx_tabs/tabs.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: sphinx-tabs-3.4.7/sphinx_tabs/tabs.py
===================================================================
--- sphinx-tabs-3.4.7.orig/sphinx_tabs/tabs.py
+++ sphinx-tabs-3.4.7/sphinx_tabs/tabs.py
@@ -66,7 +66,7 @@ def visit(translator, node):
     attrs.pop("ids")
     attrs.pop("names")
     attrs.pop("dupnames")
-    attrs.pop("backrefs")
+    attrs.pop("backrefs", None)
     text = translator.starttag(node, node.tagname, **attrs)
     translator.body.append(text.strip())
 
Index: sphinx-tabs-3.4.7/tests/conftest.py
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/conftest.py
+++ sphinx-tabs-3.4.7/tests/conftest.py
@@ -2,6 +2,7 @@ import os
 import pytest
 from pathlib import Path
 from bs4 import BeautifulSoup
+import docutils
 import sphinx
 
 from sphinx_tabs.tabs import JS_FILES, CSS_FILES
@@ -132,6 +133,9 @@ def get_sphinx_app_doctree(file_regressi
                     '<document source="index.rst">',
                     "<document source=\"index.rst\" translation_progress=\"{'total': 0, 'translated': 0}\">",
                 )
+            if docutils.__version_info__ < (0, 22):
+                text = text.replace('="False"', '="0"')
+                text = text.replace('linenos="True"', 'linenos="1"')
             file_regression.check(text, extension=extension)
 
         return doctree
Index: sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_html_assets_policy_index_.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_conditional_assets_html_assets_policy_index_.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_html_assets_policy_index_.xml
@@ -1,6 +1,6 @@
 <document source="index.rst" translation_progress="{'total': 0, 'translated': 0}">
     <compound classes="toctree-wrapper">
-        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="False" hidden="False" includefiles="no_tabs1 no_tabs2" includehidden="False" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="False">
+        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="0" hidden="0" includefiles="no_tabs1 no_tabs2" includehidden="0" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="0">
     <section ids="fruits" names="fruits">
         <title>
             Fruits
@@ -54,22 +54,22 @@
                 <button aria-controls="panel-2-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-2-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-2-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     C Main Function
             <div aria-labelledby="tab-2-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     C++ Main Function
             <div aria-labelledby="tab-2-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     Python Main Function
             <div aria-labelledby="tab-2-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     Java Main Function
             <div aria-labelledby="tab-2-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     Julia Main Function
             <div aria-labelledby="tab-2-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     Fortran Main Function
         <container classes="sphinx-tabs" type="tab-element">
             <div aria-label="Tabbed content" classes="closeable" role="tablist">
@@ -86,31 +86,31 @@
                 <button aria-controls="panel-3-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-3-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-3-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     def main():
                         return
             <div aria-labelledby="tab-3-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     class Main {
                         public static void main(String[] args) {
                         }
                     }
             <div aria-labelledby="tab-3-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     function main()
                     end
             <div aria-labelledby="tab-3-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     PROGRAM main
                     END PROGRAM main
     <section ids="group-tabs" names="group\ tabs">
Index: sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs1_.xml
@@ -1,6 +1,6 @@
 <document source="index.rst" translation_progress="{'total': 0, 'translated': 0}">
     <compound classes="toctree-wrapper">
-        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="False" hidden="False" includefiles="no_tabs1 no_tabs2" includehidden="False" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="False">
+        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="0" hidden="0" includefiles="no_tabs1 no_tabs2" includehidden="0" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="0">
     <section ids="fruits" names="fruits">
         <title>
             Fruits
@@ -54,22 +54,22 @@
                 <button aria-controls="panel-2-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-2-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-2-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     C Main Function
             <div aria-labelledby="tab-2-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     C++ Main Function
             <div aria-labelledby="tab-2-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     Python Main Function
             <div aria-labelledby="tab-2-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     Java Main Function
             <div aria-labelledby="tab-2-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     Julia Main Function
             <div aria-labelledby="tab-2-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     Fortran Main Function
         <container classes="sphinx-tabs" type="tab-element">
             <div aria-label="Tabbed content" classes="closeable" role="tablist">
@@ -86,31 +86,31 @@
                 <button aria-controls="panel-3-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-3-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-3-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     def main():
                         return
             <div aria-labelledby="tab-3-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     class Main {
                         public static void main(String[] args) {
                         }
                     }
             <div aria-labelledby="tab-3-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     function main()
                     end
             <div aria-labelledby="tab-3-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     PROGRAM main
                     END PROGRAM main
     <section ids="group-tabs" names="group\ tabs">
Index: sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_html_assets_policy_no_tabs2_.xml
@@ -1,6 +1,6 @@
 <document source="index.rst" translation_progress="{'total': 0, 'translated': 0}">
     <compound classes="toctree-wrapper">
-        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="False" hidden="False" includefiles="no_tabs1 no_tabs2" includehidden="False" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="False">
+        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="0" hidden="0" includefiles="no_tabs1 no_tabs2" includehidden="0" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="0">
     <section ids="fruits" names="fruits">
         <title>
             Fruits
@@ -54,22 +54,22 @@
                 <button aria-controls="panel-2-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-2-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-2-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     C Main Function
             <div aria-labelledby="tab-2-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     C++ Main Function
             <div aria-labelledby="tab-2-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     Python Main Function
             <div aria-labelledby="tab-2-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     Java Main Function
             <div aria-labelledby="tab-2-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     Julia Main Function
             <div aria-labelledby="tab-2-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     Fortran Main Function
         <container classes="sphinx-tabs" type="tab-element">
             <div aria-label="Tabbed content" classes="closeable" role="tablist">
@@ -86,31 +86,31 @@
                 <button aria-controls="panel-3-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-3-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-3-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     def main():
                         return
             <div aria-labelledby="tab-3-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     class Main {
                         public static void main(String[] args) {
                         }
                     }
             <div aria-labelledby="tab-3-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     function main()
                     end
             <div aria-labelledby="tab-3-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     PROGRAM main
                     END PROGRAM main
     <section ids="group-tabs" names="group\ tabs">
Index: sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_index_.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_conditional_assets_index_.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_index_.xml
@@ -1,6 +1,6 @@
 <document source="index.rst" translation_progress="{'total': 0, 'translated': 0}">
     <compound classes="toctree-wrapper">
-        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="False" hidden="False" includefiles="no_tabs1 no_tabs2" includehidden="False" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="False">
+        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="0" hidden="0" includefiles="no_tabs1 no_tabs2" includehidden="0" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="0">
     <section ids="fruits" names="fruits">
         <title>
             Fruits
@@ -54,22 +54,22 @@
                 <button aria-controls="panel-2-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-2-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-2-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     C Main Function
             <div aria-labelledby="tab-2-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     C++ Main Function
             <div aria-labelledby="tab-2-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     Python Main Function
             <div aria-labelledby="tab-2-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     Java Main Function
             <div aria-labelledby="tab-2-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     Julia Main Function
             <div aria-labelledby="tab-2-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     Fortran Main Function
         <container classes="sphinx-tabs" type="tab-element">
             <div aria-label="Tabbed content" classes="closeable" role="tablist">
@@ -86,31 +86,31 @@
                 <button aria-controls="panel-3-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-3-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-3-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     def main():
                         return
             <div aria-labelledby="tab-3-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     class Main {
                         public static void main(String[] args) {
                         }
                     }
             <div aria-labelledby="tab-3-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     function main()
                     end
             <div aria-labelledby="tab-3-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     PROGRAM main
                     END PROGRAM main
     <section ids="group-tabs" names="group\ tabs">
Index: sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_no_tabs1_.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_conditional_assets_no_tabs1_.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_no_tabs1_.xml
@@ -1,6 +1,6 @@
 <document source="index.rst" translation_progress="{'total': 0, 'translated': 0}">
     <compound classes="toctree-wrapper">
-        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="False" hidden="False" includefiles="no_tabs1 no_tabs2" includehidden="False" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="False">
+        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="0" hidden="0" includefiles="no_tabs1 no_tabs2" includehidden="0" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="0">
     <section ids="fruits" names="fruits">
         <title>
             Fruits
@@ -54,22 +54,22 @@
                 <button aria-controls="panel-2-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-2-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-2-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     C Main Function
             <div aria-labelledby="tab-2-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     C++ Main Function
             <div aria-labelledby="tab-2-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     Python Main Function
             <div aria-labelledby="tab-2-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     Java Main Function
             <div aria-labelledby="tab-2-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     Julia Main Function
             <div aria-labelledby="tab-2-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     Fortran Main Function
         <container classes="sphinx-tabs" type="tab-element">
             <div aria-label="Tabbed content" classes="closeable" role="tablist">
@@ -86,31 +86,31 @@
                 <button aria-controls="panel-3-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-3-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-3-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     def main():
                         return
             <div aria-labelledby="tab-3-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     class Main {
                         public static void main(String[] args) {
                         }
                     }
             <div aria-labelledby="tab-3-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     function main()
                     end
             <div aria-labelledby="tab-3-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     PROGRAM main
                     END PROGRAM main
     <section ids="group-tabs" names="group\ tabs">
Index: sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_no_tabs2_.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_conditional_assets_no_tabs2_.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_conditional_assets_no_tabs2_.xml
@@ -1,6 +1,6 @@
 <document source="index.rst" translation_progress="{'total': 0, 'translated': 0}">
     <compound classes="toctree-wrapper">
-        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="False" hidden="False" includefiles="no_tabs1 no_tabs2" includehidden="False" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="False">
+        <toctree caption="True" entries="(None,\ 'no_tabs1') (None,\ 'no_tabs2')" glob="0" hidden="0" includefiles="no_tabs1 no_tabs2" includehidden="0" maxdepth="-1" numbered="0" parent="index" rawentries="" titlesonly="0">
     <section ids="fruits" names="fruits">
         <title>
             Fruits
@@ -54,22 +54,22 @@
                 <button aria-controls="panel-2-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-2-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-2-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     C Main Function
             <div aria-labelledby="tab-2-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     C++ Main Function
             <div aria-labelledby="tab-2-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     Python Main Function
             <div aria-labelledby="tab-2-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     Java Main Function
             <div aria-labelledby="tab-2-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     Julia Main Function
             <div aria-labelledby="tab-2-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-2-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     Fortran Main Function
         <container classes="sphinx-tabs" type="tab-element">
             <div aria-label="Tabbed content" classes="closeable" role="tablist">
@@ -86,31 +86,31 @@
                 <button aria-controls="panel-3-Rm9ydHJhbg==" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tab" tabindex="-1">
                     Fortran
             <div aria-labelledby="tab-3-Qw==" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-3-Qw==" name="Qw==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-Qysr" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="c++" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="c++" xml:space="preserve">
                     int main(const int argc, const char **argv) {
                       return 0;
                     }
             <div aria-labelledby="tab-3-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="py" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="py" xml:space="preserve">
                     def main():
                         return
             <div aria-labelledby="tab-3-SmF2YQ==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SmF2YQ==" name="SmF2YQ==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="java" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="java" xml:space="preserve">
                     class Main {
                         public static void main(String[] args) {
                         }
                     }
             <div aria-labelledby="tab-3-SnVsaWE=" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-SnVsaWE=" name="SnVsaWE=" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="julia" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="julia" xml:space="preserve">
                     function main()
                     end
             <div aria-labelledby="tab-3-Rm9ydHJhbg==" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-3-Rm9ydHJhbg==" name="Rm9ydHJhbg==" role="tabpanel" tabindex="0">
-                <literal_block force="False" highlight_args="{}" language="fortran" xml:space="preserve">
+                <literal_block force="0" highlight_args="{}" language="fortran" xml:space="preserve">
                     PROGRAM main
                     END PROGRAM main
     <section ids="group-tabs" names="group\ tabs">
Index: sphinx-tabs-3.4.7/tests/test_build/test_custom_lexer.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_custom_lexer.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_custom_lexer.xml
@@ -6,9 +6,9 @@
             <button aria-controls="panel-0-QllP-1" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-0-QllP-1" name="QllP-1" role="tab" tabindex="-1">
                 BYO
         <div aria-labelledby="tab-0-QllP" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-0-QllP" name="QllP" role="tabpanel" tabindex="0">
-            <literal_block force="False" highlight_args="{}" language="byo" xml:space="preserve">
+            <literal_block force="0" highlight_args="{}" language="byo" xml:space="preserve">
                 Test
                 This is just a test.
         <div aria-labelledby="tab-0-QllP-1" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-0-QllP-1" name="QllP-1" role="tabpanel" tabindex="0">
-            <literal_block force="False" highlight_args="{}" language="byo" xml:space="preserve">
+            <literal_block force="0" highlight_args="{}" language="byo" xml:space="preserve">
                 Some other text.
Index: sphinx-tabs-3.4.7/tests/test_build/test_other_with_assets.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_other_with_assets.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_other_with_assets.xml
@@ -6,8 +6,8 @@
             <button aria-controls="panel-0-UHl0aG9u" aria-selected="false" classes="sphinx-tabs-tab code-tab group-tab" ids="tab-0-UHl0aG9u" name="UHl0aG9u" role="tab" tabindex="-1">
                 Python
         <div aria-labelledby="tab-0-Qysr" classes="sphinx-tabs-panel code-tab group-tab" ids="panel-0-Qysr" name="Qysr" role="tabpanel" tabindex="0">
-            <literal_block force="False" highlight_args="{}" language="c++" linenos="True" xml:space="preserve">
+            <literal_block force="0" highlight_args="{}" language="c++" linenos="1" xml:space="preserve">
                 std::cout << "hello world" << std::endl;
         <div aria-labelledby="tab-0-UHl0aG9u" classes="sphinx-tabs-panel code-tab group-tab" hidden="true" ids="panel-0-UHl0aG9u" name="UHl0aG9u" role="tabpanel" tabindex="0">
-            <literal_block force="False" highlight_args="{}" language="python" xml:space="preserve">
+            <literal_block force="0" highlight_args="{}" language="python" xml:space="preserve">
                 print('hello world')
Index: sphinx-tabs-3.4.7/tests/test_build/test_rinohtype_pdf.xml
===================================================================
--- sphinx-tabs-3.4.7.orig/tests/test_build/test_rinohtype_pdf.xml
+++ sphinx-tabs-3.4.7/tests/test_build/test_rinohtype_pdf.xml
@@ -3,4 +3,4 @@
         <title>
             TESTING PDF
         <compound classes="toctree-wrapper">
-            <toctree caption="Contents:" entries="(None,\ 'tabs')" glob="False" hidden="False" includefiles="tabs" includehidden="False" maxdepth="2" numbered="0" parent="index" rawcaption="Contents:" rawentries="" titlesonly="False">
+            <toctree caption="Contents:" entries="(None,\ 'tabs')" glob="0" hidden="0" includefiles="tabs" includehidden="0" maxdepth="2" numbered="0" parent="index" rawcaption="Contents:" rawentries="" titlesonly="0">