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Jinja index rendering #281

Description

@T4rk1n

Right now the rendering of the dash index is done with a simple string formatting.
This is not ideal, flask is shipped with jinja2 and we should use it to render the
dash index page instead.

Pros:

  • Easier to change.
  • Easier to read.
  • Easily expandable.
  • Safer formatting.
  • Extendable by the user.
  • Context variables.
  • Blocks

Cons:

  • Slower ?

Here's the template I've come up with on branch jinja-index-render:

<!DOCTYPE html>
<htmllang="{{ lang }}">
<head>
<metacharset="UTF-8">
{%blockmeta_tags%}{%formetainmetas%}
<metaname="{{ meta.name }}"content="{{ meta.content }}" >
{%endfor%}{%endblock%}
<title>{{ title }}</title>
{%blockcss_files%}{%iffavicon%}
<linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
{%endif%}{%forcincss_files%}
<linkrel="stylesheet"href="{{ c | safe }}">
{%endfor%}{%endblock%}
</head>
<body>
{%blockheader%}{%endblock%}{%blockreact_entry_point%}
<divid="react-entry-point">
<divclass="_dash-loading">
Loading...
</div>
</div>
{%endblock%}
<footer>
<scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
{%forsrcinscripts_files%}
<scriptsrc="{{ src | safe }}"></script>
{%endfor%}{%blockfooter%}{%endblock%}
</footer>
</body>
</html>

This template can be overridden by the user by changing the config of dash.

app = dash.Dash(index_template='home.html')

The user can then modify blocks as he wishes:

{%extends'index.html'%}{%blockheader%}
<div>My Project header</div>
{%endblock%}

I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

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    , 'i'); if (__m === '*' || __re.test(location.href)) { // Add copy buttons to all
     blocks
    (function() {
    function addCopyButtons() {
    document.querySelectorAll('pre code').forEach(function(codeBlock) {
    if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;
    codeBlock.parentElement.setAttribute('data-copy-added', 'true');
    var btn = document.createElement('button');
    btn.textContent = 'Copy';
    btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';
    btn.onmouseover = function() { this.style.opacity = '1'; };
    btn.onmouseout = function() { this.style.opacity = '0.7'; };
    btn.onclick = function() {
    navigator.clipboard.writeText(codeBlock.textContent).then(function() {
    btn.textContent = 'Copied!';
    setTimeout(function() { btn.textContent = 'Copy'; }, 1500);
    });
    };
    codeBlock.parentElement.style.position = 'relative';
    codeBlock.parentElement.appendChild(btn);
    });
    }
    addCopyButtons();
    // Re-run on dynamic content
    var observer = new MutationObserver(addCopyButtons);
    observer.observe(document.body, { childList: true, subtree: true });
    })();
    }
    } catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
    })();
    (function(){
    try {
    var __m = "github.com";
    var __re = new RegExp('^' + "github\\.com" + '
    Jinja index rendering · Issue #281 · plotly/dash · GitHub
    Skip to content

    Jinja index rendering #281

    Description

    @T4rk1n

    Right now the rendering of the dash index is done with a simple string formatting.
    This is not ideal, flask is shipped with jinja2 and we should use it to render the
    dash index page instead.

    Pros:

    • Easier to change.
    • Easier to read.
    • Easily expandable.
    • Safer formatting.
    • Extendable by the user.
    • Context variables.
    • Blocks

    Cons:

    • Slower ?

    Here's the template I've come up with on branch jinja-index-render:

    <!DOCTYPE html>
    <htmllang="{{ lang }}">
    <head>
    <metacharset="UTF-8">
    {%blockmeta_tags%}{%formetainmetas%}
    <metaname="{{ meta.name }}"content="{{ meta.content }}" >
    {%endfor%}{%endblock%}
    <title>{{ title }}</title>
    {%blockcss_files%}{%iffavicon%}
    <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
    {%endif%}{%forcincss_files%}
    <linkrel="stylesheet"href="{{ c | safe }}">
    {%endfor%}{%endblock%}
    </head>
    <body>
    {%blockheader%}{%endblock%}{%blockreact_entry_point%}
    <divid="react-entry-point">
    <divclass="_dash-loading">
    Loading...
    </div>
    </div>
    {%endblock%}
    <footer>
    <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
    {%forsrcinscripts_files%}
    <scriptsrc="{{ src | safe }}"></script>
    {%endfor%}{%blockfooter%}{%endblock%}
    </footer>
    </body>
    </html>

    This template can be overridden by the user by changing the config of dash.

    app = dash.Dash(index_template='home.html')

    The user can then modify blocks as he wishes:

    {%extends'index.html'%}{%blockheader%}
    <div>My Project header</div>
    {%endblock%}

    I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

    Metadata

    Metadata

    Assignees

    Labels

    No labels
    No labels

    Type

    No type

    Projects

    No projects

      Milestone

      No milestone

      Relationships

      None yet

      Development

      No branches or pull requests

      Issue actions

      , 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Jinja index rendering · Issue #281 · plotly/dash · GitHub
      Skip to content

      Jinja index rendering #281

      Description

      @T4rk1n

      Right now the rendering of the dash index is done with a simple string formatting.
      This is not ideal, flask is shipped with jinja2 and we should use it to render the
      dash index page instead.

      Pros:

      • Easier to change.
      • Easier to read.
      • Easily expandable.
      • Safer formatting.
      • Extendable by the user.
      • Context variables.
      • Blocks

      Cons:

      • Slower ?

      Here's the template I've come up with on branch jinja-index-render:

      <!DOCTYPE html>
      <htmllang="{{ lang }}">
      <head>
      <metacharset="UTF-8">
      {%blockmeta_tags%}{%formetainmetas%}
      <metaname="{{ meta.name }}"content="{{ meta.content }}" >
      {%endfor%}{%endblock%}
      <title>{{ title }}</title>
      {%blockcss_files%}{%iffavicon%}
      <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
      {%endif%}{%forcincss_files%}
      <linkrel="stylesheet"href="{{ c | safe }}">
      {%endfor%}{%endblock%}
      </head>
      <body>
      {%blockheader%}{%endblock%}{%blockreact_entry_point%}
      <divid="react-entry-point">
      <divclass="_dash-loading">
      Loading...
      </div>
      </div>
      {%endblock%}
      <footer>
      <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
      {%forsrcinscripts_files%}
      <scriptsrc="{{ src | safe }}"></script>
      {%endfor%}{%blockfooter%}{%endblock%}
      </footer>
      </body>
      </html>

      This template can be overridden by the user by changing the config of dash.

      app = dash.Dash(index_template='home.html')

      The user can then modify blocks as he wishes:

      {%extends'index.html'%}{%blockheader%}
      <div>My Project header</div>
      {%endblock%}

      I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

      Metadata

      Metadata

      Assignees

      Labels

      No labels
      No labels

      Type

      No type

      Projects

      No projects

        Milestone

        No milestone

        Relationships

        None yet

        Development

        No branches or pull requests

        Issue actions

        , 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Jinja index rendering · Issue #281 · plotly/dash · GitHub
        Skip to content

        Jinja index rendering #281

        Description

        @T4rk1n

        Right now the rendering of the dash index is done with a simple string formatting.
        This is not ideal, flask is shipped with jinja2 and we should use it to render the
        dash index page instead.

        Pros:

        • Easier to change.
        • Easier to read.
        • Easily expandable.
        • Safer formatting.
        • Extendable by the user.
        • Context variables.
        • Blocks

        Cons:

        • Slower ?

        Here's the template I've come up with on branch jinja-index-render:

        <!DOCTYPE html>
        <htmllang="{{ lang }}">
        <head>
        <metacharset="UTF-8">
        {%blockmeta_tags%}{%formetainmetas%}
        <metaname="{{ meta.name }}"content="{{ meta.content }}" >
        {%endfor%}{%endblock%}
        <title>{{ title }}</title>
        {%blockcss_files%}{%iffavicon%}
        <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
        {%endif%}{%forcincss_files%}
        <linkrel="stylesheet"href="{{ c | safe }}">
        {%endfor%}{%endblock%}
        </head>
        <body>
        {%blockheader%}{%endblock%}{%blockreact_entry_point%}
        <divid="react-entry-point">
        <divclass="_dash-loading">
        Loading...
        </div>
        </div>
        {%endblock%}
        <footer>
        <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
        {%forsrcinscripts_files%}
        <scriptsrc="{{ src | safe }}"></script>
        {%endfor%}{%blockfooter%}{%endblock%}
        </footer>
        </body>
        </html>

        This template can be overridden by the user by changing the config of dash.

        app = dash.Dash(index_template='home.html')

        The user can then modify blocks as he wishes:

        {%extends'index.html'%}{%blockheader%}
        <div>My Project header</div>
        {%endblock%}

        I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

        Metadata

        Metadata

        Assignees

        Labels

        No labels
        No labels

        Type

        No type

        Projects

        No projects

          Milestone

          No milestone

          Relationships

          None yet

          Development

          No branches or pull requests

          Issue actions

          , 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' Jinja index rendering · Issue #281 · plotly/dash · GitHub
          Skip to content

          Jinja index rendering #281

          Description

          @T4rk1n

          Right now the rendering of the dash index is done with a simple string formatting.
          This is not ideal, flask is shipped with jinja2 and we should use it to render the
          dash index page instead.

          Pros:

          • Easier to change.
          • Easier to read.
          • Easily expandable.
          • Safer formatting.
          • Extendable by the user.
          • Context variables.
          • Blocks

          Cons:

          • Slower ?

          Here's the template I've come up with on branch jinja-index-render:

          <!DOCTYPE html>
          <htmllang="{{ lang }}">
          <head>
          <metacharset="UTF-8">
          {%blockmeta_tags%}{%formetainmetas%}
          <metaname="{{ meta.name }}"content="{{ meta.content }}" >
          {%endfor%}{%endblock%}
          <title>{{ title }}</title>
          {%blockcss_files%}{%iffavicon%}
          <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
          {%endif%}{%forcincss_files%}
          <linkrel="stylesheet"href="{{ c | safe }}">
          {%endfor%}{%endblock%}
          </head>
          <body>
          {%blockheader%}{%endblock%}{%blockreact_entry_point%}
          <divid="react-entry-point">
          <divclass="_dash-loading">
          Loading...
          </div>
          </div>
          {%endblock%}
          <footer>
          <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
          {%forsrcinscripts_files%}
          <scriptsrc="{{ src | safe }}"></script>
          {%endfor%}{%blockfooter%}{%endblock%}
          </footer>
          </body>
          </html>

          This template can be overridden by the user by changing the config of dash.

          app = dash.Dash(index_template='home.html')

          The user can then modify blocks as he wishes:

          {%extends'index.html'%}{%blockheader%}
          <div>My Project header</div>
          {%endblock%}

          I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

          Metadata

          Metadata

          Assignees

          Labels

          No labels
          No labels

          Type

          No type

          Projects

          No projects

            Milestone

            No milestone

            Relationships

            None yet

            Development

            No branches or pull requests

            Issue actions

            , 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Jinja index rendering · Issue #281 · plotly/dash · GitHub
            Skip to content

            Jinja index rendering #281

            Description

            @T4rk1n

            Right now the rendering of the dash index is done with a simple string formatting.
            This is not ideal, flask is shipped with jinja2 and we should use it to render the
            dash index page instead.

            Pros:

            • Easier to change.
            • Easier to read.
            • Easily expandable.
            • Safer formatting.
            • Extendable by the user.
            • Context variables.
            • Blocks

            Cons:

            • Slower ?

            Here's the template I've come up with on branch jinja-index-render:

            <!DOCTYPE html>
            <htmllang="{{ lang }}">
            <head>
            <metacharset="UTF-8">
            {%blockmeta_tags%}{%formetainmetas%}
            <metaname="{{ meta.name }}"content="{{ meta.content }}" >
            {%endfor%}{%endblock%}
            <title>{{ title }}</title>
            {%blockcss_files%}{%iffavicon%}
            <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
            {%endif%}{%forcincss_files%}
            <linkrel="stylesheet"href="{{ c | safe }}">
            {%endfor%}{%endblock%}
            </head>
            <body>
            {%blockheader%}{%endblock%}{%blockreact_entry_point%}
            <divid="react-entry-point">
            <divclass="_dash-loading">
            Loading...
            </div>
            </div>
            {%endblock%}
            <footer>
            <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
            {%forsrcinscripts_files%}
            <scriptsrc="{{ src | safe }}"></script>
            {%endfor%}{%blockfooter%}{%endblock%}
            </footer>
            </body>
            </html>

            This template can be overridden by the user by changing the config of dash.

            app = dash.Dash(index_template='home.html')

            The user can then modify blocks as he wishes:

            {%extends'index.html'%}{%blockheader%}
            <div>My Project header</div>
            {%endblock%}

            I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

            Metadata

            Metadata

            Assignees

            Labels

            No labels
            No labels

            Type

            No type

            Projects

            No projects

              Milestone

              No milestone

              Relationships

              None yet

              Development

              No branches or pull requests

              Issue actions

              , 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' Jinja index rendering · Issue #281 · plotly/dash · GitHub
              Skip to content

              Jinja index rendering #281

              Description

              @T4rk1n

              Right now the rendering of the dash index is done with a simple string formatting.
              This is not ideal, flask is shipped with jinja2 and we should use it to render the
              dash index page instead.

              Pros:

              • Easier to change.
              • Easier to read.
              • Easily expandable.
              • Safer formatting.
              • Extendable by the user.
              • Context variables.
              • Blocks

              Cons:

              • Slower ?

              Here's the template I've come up with on branch jinja-index-render:

              <!DOCTYPE html>
              <htmllang="{{ lang }}">
              <head>
              <metacharset="UTF-8">
              {%blockmeta_tags%}{%formetainmetas%}
              <metaname="{{ meta.name }}"content="{{ meta.content }}" >
              {%endfor%}{%endblock%}
              <title>{{ title }}</title>
              {%blockcss_files%}{%iffavicon%}
              <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
              {%endif%}{%forcincss_files%}
              <linkrel="stylesheet"href="{{ c | safe }}">
              {%endfor%}{%endblock%}
              </head>
              <body>
              {%blockheader%}{%endblock%}{%blockreact_entry_point%}
              <divid="react-entry-point">
              <divclass="_dash-loading">
              Loading...
              </div>
              </div>
              {%endblock%}
              <footer>
              <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
              {%forsrcinscripts_files%}
              <scriptsrc="{{ src | safe }}"></script>
              {%endfor%}{%blockfooter%}{%endblock%}
              </footer>
              </body>
              </html>

              This template can be overridden by the user by changing the config of dash.

              app = dash.Dash(index_template='home.html')

              The user can then modify blocks as he wishes:

              {%extends'index.html'%}{%blockheader%}
              <div>My Project header</div>
              {%endblock%}

              I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

              Metadata

              Metadata

              Assignees

              Labels

              No labels
              No labels

              Type

              No type

              Projects

              No projects

                Milestone

                No milestone

                Relationships

                None yet

                Development

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                , 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); Jinja index rendering · Issue #281 · plotly/dash · GitHub
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                Jinja index rendering #281

                Description

                @T4rk1n

                Right now the rendering of the dash index is done with a simple string formatting.
                This is not ideal, flask is shipped with jinja2 and we should use it to render the
                dash index page instead.

                Pros:

                • Easier to change.
                • Easier to read.
                • Easily expandable.
                • Safer formatting.
                • Extendable by the user.
                • Context variables.
                • Blocks

                Cons:

                • Slower ?

                Here's the template I've come up with on branch jinja-index-render:

                <!DOCTYPE html>
                <htmllang="{{ lang }}">
                <head>
                <metacharset="UTF-8">
                {%blockmeta_tags%}{%formetainmetas%}
                <metaname="{{ meta.name }}"content="{{ meta.content }}" >
                {%endfor%}{%endblock%}
                <title>{{ title }}</title>
                {%blockcss_files%}{%iffavicon%}
                <linkrel="shortcut icon"href="{{ favicon }}"type="image/x-icon">
                {%endif%}{%forcincss_files%}
                <linkrel="stylesheet"href="{{ c | safe }}">
                {%endfor%}{%endblock%}
                </head>
                <body>
                {%blockheader%}{%endblock%}{%blockreact_entry_point%}
                <divid="react-entry-point">
                <divclass="_dash-loading">
                Loading...
                </div>
                </div>
                {%endblock%}
                <footer>
                <scriptid="_dash-config"type="application/json">{{ configs | safe }}</script>
                {%forsrcinscripts_files%}
                <scriptsrc="{{ src | safe }}"></script>
                {%endfor%}{%blockfooter%}{%endblock%}
                </footer>
                </body>
                </html>

                This template can be overridden by the user by changing the config of dash.

                app = dash.Dash(index_template='home.html')

                The user can then modify blocks as he wishes:

                {%extends'index.html'%}{%blockheader%}
                <div>My Project header</div>
                {%endblock%}

                I'd like feedback on this, this is a step I want to take before adding new features such as #265 and #66.

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